Buick · 2010-2016
LaCrosse — Epsilon II, 2nd gen (2010–2016)
lacrosse · lacrosse cx · lacrosse cxl · lacrosse cxs · allure · allure cx · allure cxl · allure cxs
241 option rows 241 RPO codes 6 model years
74% Factory-verified
- ✓ Factory-verified · 179
- ● Confirmed · 30
- ◑ Single-source · 32
- ⚠ Disputed · 0
Applicable options
Documented RPO codes
Model year
| Code | Option | Years | Notes & factory source | Confidence |
|---|---|---|---|---|
| Engines | ||||
| LAF | Engine, 2.4L DOHC 4-cylinder, spark ignition direct injection, VVT | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list; the NICB 2010 and 2011 manuals list a four-cylinder LaCrosse CX | Confirmed |
| LFX | Engine, 3.6L V6, spark ignition direct injection, DOHC, VVT, E85 capable | 2012, 2015–2016 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: O; 304 hp; no E85 capability in the California-emissions states; new for 2012 (GM Authority 2012 RPO list); 2016: standard on 1SB and 1SL (GM Authority 2016 changes) | Factory-verified |
| LLT | Engine, 3.6L V6, spark ignition direct injection, DOHC, VVT | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| LUK | Engine, Ecotec 2.4L DOHC 4-cylinder, direct injection, eAssist | 2012, 2015–2016 | 2015: 1SB, 1SL FWD: S; 182 hp; with MHH, FXJ, KY2, TM7, NWN, J60, RDL wheels, RA9 tires and VRI; new for 2012 (GM Authority 2012 RPO list); 2016: optional on 1SB and 1SL (GM Authority 2016 changes) | Factory-verified |
| Transmissions | ||||
| M7U | Transmission, 6 speed automatic, electronically controlled, with overdrive and driver shift control | 2015 | 2015: 1SL AWD, 1SP AWD: S; only in: AWD; the guide gives MHH, M7W and M7U the same wording | Factory-verified |
| M7W | Transmission, 6 speed automatic, electronically controlled, with overdrive and driver shift control | 2015 | 2015: 1SV, 1SP FWD, 1SR: S; 1SB, 1SL FWD: with LFX; only in: FWD with LFX | Factory-verified |
| MH7 | Transmission, 6 speed automatic, electronically controlled, with overdrive and driver shift control, tap up and tap down | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| MHH | Transmission, 6 speed automatic, electronically controlled, with overdrive and driver shift control | 2012, 2015 | 2015: 1SB, 1SL FWD: S; with LUK; GM's 2012 list adds tap up and tap down, hybrid eAssist (GM Authority 2012 RPO list) | Factory-verified |
| Axles | ||||
| D70 | Axle, 2.77 final drive ratio | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX; with LFX | Factory-verified |
| F46 | Drivetrain, all-wheel drive | 2015 | 2015: 1SL AWD, 1SP AWD: S; only in: AWD | Factory-verified |
| F82 | Axle, 3.23 final drive ratio | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| FXJ | Axle, 2.64 final drive ratio | 2012, 2015 | 2015: 1SB, 1SL FWD: S; with LUK; 2012: GM Authority 2012 RPO list | Factory-verified |
| G96 | Differential, electronic limited slip | 2015 | 2015: 1SL AWD, 1SP AWD: S; only in: AWD | Factory-verified |
| Packages & Trims | ||||
| 1SB | Equipment group 1SB, base LaCrosse | 2012, 2015–2016 | FWD; replaced the CX for 2012 (GM Authority 2012 RPO list); LFX standard for 2016 (GM Authority 2016 changes) | Factory-verified |
| 1SB | Equipment group 1SB, base LaCrosse | 2013 | FWD; took the 1SD content for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| 1SD | Equipment group 1SD, Convenience | 2012 | replaced the CX with PDD for 2012 (GM Authority 2012 RPO list); deleted for 2013, its content moved to 1SB (GM Authority 2013 changes) | Confirmed |
| 1SL | Equipment group 1SL, Leather | 2012, 2015–2016 | FWD and AWD; replaced the CXL for 2012 (GM Authority 2012 RPO list); LFX standard on FWD for 2016 (GM Authority 2016 changes) | Factory-verified |
| 1SL | Equipment group 1SL, Leather | 2013 | took the 1SN content for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| 1SN | Equipment group 1SN, Premium I | 2012 | FWD and AWD; replaced the CXL with PCM for 2012 (GM Authority 2012 RPO list); deleted for 2013, its content moved to 1SL (GM Authority 2013 changes) | Confirmed |
| 1SP | Equipment group 1SP, Premium I | 2012, 2015–2016 | FWD and AWD; replaced the CXL with PCM and PCK for 2012 (GM Authority 2012 RPO list); 2016: GM Authority 2016 changes | Factory-verified |
| 1SP | Equipment group 1SP, Premium I | 2013 | named Premium II until GM renamed it Premium I for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| 1SR | Equipment group 1SR, Premium II | 2012, 2015–2016 | FWD; replaced the CXS for 2012 (GM Authority 2012 RPO list); 2016: GM Authority 2016 changes | Factory-verified |
| 1SR | Equipment group 1SR, Premium II | 2013 | named Premium III until GM renamed it Premium II for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| 1ST | Equipment group 1ST | 2012 | replaced the CXS with the UYS navigation radio, PCI and PCZ for 2012 (GM Authority 2012 RPO list) | Confirmed |
| 1SV | Equipment group 1SV | 2015 | FWD; the 2015 guide marks it not for fleet or government orders; NICB 2016 p.40 shows 1SV in the 2015 column only; added mid-2015 (GM Authority 2016 changes) | Factory-verified |
| PCI | Driver Confidence Package #1 | 2012, 2015 | 2015: 1SL, 1SP, 1SR: O; collision, lane and blind zone alerts, head-up display, fog lamps, HID articulating headlamps; part of PDU; 2012: part of 1ST (GM Authority 2012 RPO list) | Factory-verified |
| PCI | Driver Confidence Package #1 | 2013 | 2013: added on 1SL AWD (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| PCJ | Driver Confidence Package #2 | 2015 | 2015: 1SP, 1SR: O; requires PCI; adaptive cruise control, front automatic braking, safety alert seat | Factory-verified |
| PCK | Luxury Package | 2012, 2015 | 2015: 1SP, 1SR: S; perforated leather, ventilated front seats, power rear sunshade; 2012: part of 1SP (GM Authority 2012 RPO list) | Factory-verified |
| PCM | Comfort and Convenience Package #2 | 2012, 2015 | 2015: 1SL, 1SP, 1SR: S; rear parking assist, memory settings, DLG mirrors, passive entry, keyless start; 2012: GM Authority 2012 RPO list | Factory-verified |
| PCM | Comfort and Convenience Package #2 | 2013 | 2013: standard on 1SL, with the rear vision camera (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| PCP | Leather Package | 2012, 2015 | 2015: 1SL, 1SP, 1SR: S; leather seats, heated front seats, passenger 8-way power seat; new for 2012, then also with fog lamps and DLL mirrors (GM Authority 2012 RPO list) | Factory-verified |
| PCQ | Sport Package | 2012 | 2012: Q52 wheels, QKE tires and GNB suspension (GM Authority 2012 RPO list) | Confirmed |
| PCQ | Sport Package | 2013 | 2013: GNB suspension only (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| PCZ | Touring Package | 2012 | part of 1ST (GM Authority 2012 RPO list) | Confirmed |
| PDB | Entertainment Package | 2013 | added on 1SL AWD for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| PDD | Comfort and Convenience Package #1 | 2012, 2015 | 2015: all groups: S; auto-dimming mirror, driver power lumbar, remote start, Universal Home Remote; the 2015 package entry reads 2-way lumbar, the APG entry 4-way; 2012: content revised (GM Authority 2012 RPO list) | Factory-verified |
| PDH | LPO, package, Buick interior protection (all-weather floor mats and cargo mat) | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); new for 2015 | Factory-verified |
| PDU | Experience Buick Package | 2015 | 2015: 1SL: O; PCI content, IO6 navigation radio and UQS Bose sound; new for 2015 | Factory-verified |
| RLX | Ultra Luxury Package | 2015 | 2015: 1SL, 1SP, 1SR: O; H1X Sangria semi-aniline leather, real wood trim, suede headliner and pillars; requires C3U, and LFX on 1SL; not with G7T, GAZ or GWY paint | Factory-verified |
| Equipment | ||||
| 5XQ | LPO, wheels, 19 inch machine-faced aluminum | 2015 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); not with LUK | Factory-verified |
| A45 | Memory settings, 2 drivers, 8-way power driver and passenger seats, driver seat with easy exit and outside mirrors | 2015 | 2015: 1SL, 1SP, 1SR: S | Factory-verified |
| A51 | Seats, front bucket, with seatback map pockets | 2015 | 2015: all groups: S | Factory-verified |
| A6C | Seat adjuster, passenger, 4-way manual, 2-way power vertical | 2015 | 2015: 1SV, 1SB: S | Factory-verified |
| AE2 | Trunk latch, safety, manual release | 2015 | 2015: all groups: S | Factory-verified |
| AEF | Window, power, front passenger express up and down | 2015 | 2015: all groups: S | Factory-verified |
| AEQ | Windows, power, rear, express down | 2015 | 2015: all groups: S | Factory-verified |
| AG1 | Seat adjuster, driver 8-way power | 2015 | 2015: all groups: S | Factory-verified |
| AG2 | Seat adjuster, front passenger 8-way power | 2012, 2015 | 2015: 1SL, 1SP, 1SR: S; 2012: part of PCP (GM Authority 2012 RPO list) | Factory-verified |
| AHR | Head restraints, front, 4-way adjustable, up and down, fore and aft | 2015 | 2015: all groups: S | Factory-verified |
| AKX | Windshield, solar absorbing | 2015 | 2015: all groups: S | Factory-verified |
| AL0 | Air bag, passenger sensing system, front passenger and child presence detector | 2015 | 2015: all groups: S | Factory-verified |
| AP9 | Cargo net | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: S | Factory-verified |
| APG | Seat adjuster, driver 4-way power lumbar | 2012, 2015 | 2015: all groups: S; part of PDD; 2012: GM Authority 2012 RPO list | Factory-verified |
| AQQ | Remote keyless entry, extended range | 2015 | 2015: 1SV, 1SB: S | Factory-verified |
| ASV | Sensor, humidity and windshield temperature | 2015 | 2015: all groups: S | Factory-verified |
| ATH | E-Z Key passive entry system, extended range, with keyless start and automatic door lock and unlock | 2015 | 2015: 1SL, 1SP, 1SR: S | Factory-verified |
| AW7 | Air bags, dual-stage frontal and side-impact front, head curtain front and rear outboard, rear seat-mounted thorax | 2015 | 2015: all groups: S | Factory-verified |
| AXG | Window, power, driver express up and down | 2015 | 2015: all groups: S | Factory-verified |
| B34 | Floor mats, carpeted, front, with anchors | 2015 | 2015: all groups: S | Factory-verified |
| B35 | Floor mats, carpeted, rear | 2015 | 2015: all groups: S | Factory-verified |
| B7Y | Sill plates, front, bright | 2015 | 2015: all groups: S | Factory-verified |
| B85 | Moldings, bodyside, bright | 2015 | 2015: all groups: S | Factory-verified |
| BTM | Keyless start, push button | 2015 | 2015: 1SL, 1SP, 1SR: S | Factory-verified |
| BTV | Remote vehicle starter system | 2012, 2015 | 2015: all groups: S; part of PDD; 2012: GM Authority 2012 RPO list | Factory-verified |
| C3U | Moonroof, power, oversized | 2015 | 2015: 1SL, 1SP, 1SR: O; required with RLX; included with HJ4 and HJ8 interiors | Factory-verified |
| C59 | Air vents, rear, heating and cooling | 2015 | 2015: all groups: S | Factory-verified |
| C68 | Air conditioning, single-zone automatic climate control | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| CAV | LPO, cargo tray | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); not with LUK | Factory-verified |
| CJ2 | Air conditioning, dual-zone automatic climate control, separate driver and right-front passenger settings | 2015 | 2015: all groups: S | Factory-verified |
| D31 | Mirror, inside rearview, manual day and night | 2012 | deleted for 2013 (GM Authority 2013 changes) | Single-source |
| D7B | Door handles, body-color, with chrome strips | 2012, 2015 | 2015: all groups: S; coded from 2012 (GM Authority 2012 RPO list) | Factory-verified |
| DA5 | Armrest, rear center, with 2 integral cup holders | 2012, 2015 | 2015: all groups: S; 2012: no longer with a pass-through (GM Authority 2012 RPO list) | Factory-verified |
| DB3 | Sunshade, power, rear | 2015 | 2015: 1SP, 1SR: S; part of PCK | Factory-verified |
| DD8 | Mirror, inside rearview, auto-dimming | 2012, 2015 | 2015: all groups: S; part of PDD; 2012: GM Authority 2012 RPO list | Factory-verified |
| DH6 | Visors, driver and front passenger, illuminated vanity mirrors, sliding | 2015 | 2015: all groups: S | Factory-verified |
| DLF | Mirrors, outside, heated, power-adjustable, manual-folding | 2015 | 2015: 1SV, 1SB: S | Factory-verified |
| DLG | Mirrors, outside, heated, power-adjustable, manual-folding, integrated turn signal indicators, ground illumination, driver-side memory and auto-dimming | 2015 | 2015: 1SL, 1SP, 1SR: S | Factory-verified |
| DLG | Mirrors, outside, heated, power-adjustable, manual-folding, integrated turn signal indicators, ground illumination, driver-side memory and auto-dimming | 2013 | 2013: made standard on 1SL AWD in place of DLL (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| DLL | Mirrors, outside, heated, power-adjustable, manual-folding, integrated turn signal indicators and ground illumination | 2012 | part of PCP (GM Authority 2012 RPO list); deleted for 2013 (GM Authority 2013 changes) | Confirmed |
| F45 | Chassis, continuously variable real time damping | 2015 | 2015: 1SP FWD: O, with Q7W; 1SR: S | Factory-verified |
| FX3 | StabiliTrak stability control with traction control | 2015 | 2015: all groups: S | Factory-verified |
| GNA | Suspension, front, MacPherson strut | 2015 | 2015: 1SV, 1SB, 1SL, 1SP: S | Factory-verified |
| GNB | Suspension, front, HiPer Strut | 2012, 2015 | 2015: 1SP FWD: O, with Q7W; 1SR: S; 2012: part of PCQ (GM Authority 2012 RPO list) | Factory-verified |
| GNB | Suspension, front, HiPer Strut | 2013 | part of PCQ (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| GNC | Suspension, rear, 4-link | 2015 | 2015: 1SV, 1SB, 1SL FWD, 1SP FWD: S | Factory-verified |
| GNE | Suspension, rear, H-arm | 2015 | 2015: 1SL AWD, 1SP AWD, 1SR: S; 1SP FWD: O, with Q7W | Factory-verified |
| IO5 | Audio system, Buick IntelliLink radio, AM/FM stereo and CD player, USB port, Bluetooth audio streaming | 2015–2016 | 2015: 1SV, 1SB, 1SL, 1SP: S; 2016: next generation system with 2 USB ports (GM Authority 2016 changes); letter O in the code as GM prints it; GM prints no zero form | Factory-verified |
| IO6 | Audio system, Buick IntelliLink radio with navigation, AM/FM stereo and CD player, USB port, Bluetooth audio streaming | 2015–2016 | 2015: 1SL, 1SP: O; the capture prints no mark in the 1SR column; requires UQS; part of PDU; 2016: next generation system (GM Authority 2016 changes); letter O in the code as GM prints it; GM prints no zero form | Factory-verified |
| J60 | Brakes, 4-wheel antilock, 4-wheel disc, with Brake Assist | 2012, 2015 | 2015: 1SB, 1SL FWD: S; with LUK; the guide gives J61 the same wording; 2012: GM Authority 2012 RPO list | Factory-verified |
| J61 | Brakes, 4-wheel antilock, 4-wheel disc, with Brake Assist | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX; the guide gives J60 the same wording | Factory-verified |
| J71 | Brake, parking, electronic | 2015 | 2015: all groups: S | Factory-verified |
| K05 | Engine block heater | 2015 | 2015: all groups: O | Factory-verified |
| K34 | Cruise control | 2015 | 2015: all groups: S | Factory-verified |
| KA1 | Seats, heated, driver and front passenger | 2012, 2015 | 2015: 1SL, 1SP, 1SR: S; 2012: part of PCP (GM Authority 2012 RPO list) | Factory-verified |
| KB5 | Electronic grade braking | 2015 | 2015: all groups: S | Factory-verified |
| KB7 | Driver shift controls, tap up and tap down | 2015 | 2015: all groups: S | Factory-verified |
| KD4 | Power outlet, front auxiliary, 12 volt | 2015 | 2015: all groups: S | Factory-verified |
| KG4 | Alternator, 150 amps | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX; with LFX | Factory-verified |
| KI6 | Power outlet, 120 volt | 2015 | 2015: 1SL: O, with RLX; 1SP, 1SR: S | Factory-verified |
| KI6 | Power outlet, 120 volt | 2014 | 2014: also standard on 1SB and 1SL (GM Authority 2015 changes); single-source for 2014: GM Authority 2015 changes does not credit GM | Single-source |
| KPA | Power outlet, rear auxiliary, 12 volt | 2015 | 2015: all groups: S | Factory-verified |
| KSG | Cruise control, adaptive, full-speed range | 2015 | 2015: 1SP, 1SR: O; with PCJ | Factory-verified |
| KTI | Tire inflator kit | 2015 | 2015: 1SB, 1SL FWD: S; with LUK | Factory-verified |
| KU1 | Seat, driver, ventilated | 2015 | 2015: 1SL: O, with RLX; 1SP, 1SR: S | Factory-verified |
| KU3 | Seat, front passenger, ventilated | 2015 | 2015: 1SL: O, with RLX; 1SP, 1SR: S | Factory-verified |
| KY2 | Alternator, 120 amps | 2012, 2015 | 2015: 1SB, 1SL FWD: S; with LUK; 2012: GM Authority 2012 RPO list | Factory-verified |
| MWN | Exhaust, dual-outlet stainless-steel, bright tips integrated in fascia | 2012, 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX; coded from 2012 (GM Authority 2012 RPO list) | Factory-verified |
| N37 | Steering column, tilt and telescopic, manual | 2015 | 2015: all groups: S | Factory-verified |
| N40 | Steering, power | 2012 | deleted for 2013, NJ2 in its place (GM Authority 2013 changes) | Single-source |
| NCG | Door locks, child security, rear, manual | 2015 | 2015: all groups: S; GM Authority 2015 changes says the rear child locks were power-operated in 2014 and gives no code for them | Factory-verified |
| NJ1 | Steering, power, electric, non-variable ratio | 2015 | 2015: 1SB, 1SL FWD: S; with LUK | Factory-verified |
| NJ2 | Steering, power | 2015 | 2015: 1SV, 1SP FWD, 1SR: S; 1SB, 1SL FWD: with LFX | Factory-verified |
| NJ2 | Steering, power | 2013 | new for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| NR0 | Steering wheel, leather-wrapped, 4 spoke | 2015 | 2015: all groups: S | Factory-verified |
| NV7 | Steering, power, variable effort | 2015 | 2015: 1SL AWD, 1SP AWD: S; only in: AWD | Factory-verified |
| NV7 | Steering, power, variable effort | 2013 | AWD only from 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| NWN | Exhaust, single-outlet stainless-steel, hidden turned-down tip | 2012, 2015 | 2015: 1SB, 1SL FWD: S; with LUK; the LUK entries of the 2015 guide and GM's 2012 list print NWM, in GM's other lists a door lock shield; 2012: GM Authority 2012 RPO list | Factory-verified |
| PYX | Wheels, 17 inch steel, high vent, with flush cover | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| Q04 | Wheels, 17 inch machined alloy | 2011 | 2011: recoded Q05 for 2012 per GM Authority 2012 RPO list | Confirmed |
| Q05 | Wheels, 17 inch machined alloy | 2012 | with LUK; replaced Q04 (GM Authority 2012 RPO list) | Confirmed |
| Q2B | Tires, P245/45R19 all-season, blackwall | 2015 | 2015: 1SL AWD, 1SP AWD: S; 1SP FWD: with Q7W | Factory-verified |
| Q52 | Wheels, 18 inch chrome-plated | 2012 | 2012: part of PCQ (GM Authority 2012 RPO list) | Confirmed |
| Q52 | Wheels, 18 inch chrome-plated | 2013 | 2013: standard on 1SR, no longer in PCQ (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| Q7N | Wheels, 20 inch machine-faced Silver painted aluminum | 2015–2016 | 2015: 1SV, 1SB, 1SL, 1SP: not available, and the capture prints no mark in the 1SR column; 2016: added on 1SP AWD (GM Authority 2016 changes) | Factory-verified |
| Q7W | Wheels, 19 inch machine-faced painted aluminum | 2015 | 2015: 1SP FWD: O; with Q2B tires, F45, GNB and GNE; new for 2015 | Factory-verified |
| QCL | Tire, compact spare, T125/70R17, blackwall | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX; with LFX | Factory-verified |
| QGK | Tires, P235/50R18 all-season, blackwall | 2015 | 2015: 1SP FWD: S; 1SB, 1SL FWD: O, standard with LFX | Factory-verified |
| QKE | Tires, P235/50R18 all-season, blackwall, V-rated | 2012 | 2012: part of PCQ (GM Authority 2012 RPO list) | Confirmed |
| QKE | Tires, P235/50R18 all-season, blackwall, V-rated | 2013 | 2013: standard on 1SR, no longer in PCQ (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| R9Y | Fleet free maintenance credit | 2015 | 2015: all groups: O; fleet and government orders | Factory-verified |
| RA9 | Tires, P225/55R17 all-season, blackwall | 2015 | 2015: 1SV: S; 1SB, 1SL FWD: S, not with LFX; new for 2015 | Factory-verified |
| RAF | Tires, P235/50R17 all-season, blackwall, low rolling resistance | 2012 | with LUK (GM Authority 2012 RPO list) | Confirmed |
| RAL | Tires, P245/40R20 all-season, blackwall | 2015–2016 | 2015: 1SV, 1SB, 1SL, 1SP: not available, and the capture prints no mark in the 1SR column; 2016: added on 1SP AWD with Q7N (GM Authority 2016 changes) | Factory-verified |
| RDL | Wheels, 17 inch machine-faced Silver painted aluminum | 2015 | 2015: 1SV, 1SB, 1SL FWD: S | Factory-verified |
| REJ | Wheels, 19 inch Silver painted aluminum | 2015 | 2015: 1SL AWD, 1SP AWD: S | Factory-verified |
| REK | Wheels, 19 inch chrome aluminum | 2015 | 2015: 1SP FWD: O; no longer orderable from September 9, 2014 | Factory-verified |
| REP | Wheels, 18 inch Sterling Silver painted aluminum | 2015 | 2015: 1SP FWD: S; 1SB, 1SL FWD: with LFX | Factory-verified |
| RV9 | Wheel, compact spare, 17 inch steel | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX | Factory-verified |
| RZI | LPO, fog lamp kit | 2015 | 2015: 1SL, 1SP, 1SR: O (dealer-installed); requires PCI; new for 2015 | Factory-verified |
| S02 | LPO, noise-canceling headphones | 2014 | 2014: deleted for 2015 per GM Authority 2015 changes; single-source for 2014: GM Authority 2015 changes does not credit GM | Single-source |
| S6B | LPO, peripheral device interface module (PDIM) | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| SB2 | LPO, rear spoiler, flush-mount | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); not with LUK; not for fleet or government orders | Factory-verified |
| SE4 | LPO, wheels, 18 inch 10-spoke chromed aluminum | 2015 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); not with LUK | Factory-verified |
| SE7 | LPO, wheels, 18 inch 5 split-spoke machine-faced aluminum | 2015 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); not with LUK | Factory-verified |
| SEJ | LPO, wheels, 20 inch aluminum | 2015–2016 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); not with LUK; 2016: also on 1SR (GM Authority 2016 changes) | Factory-verified |
| SFE | LPO, wheel lock kit | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); not with LPO wheels | Factory-verified |
| T3U | Fog lamps, front, halogen | 2012, 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI; replaced T96 for 2012 (GM Authority 2012 RPO list) | Factory-verified |
| T4A | Headlamps, halogen composite, flash-to-pass, automatic on and off, automatic delay, warning buzzer | 2012, 2015 | 2015: all groups: S; replaced TT4 for 2012 (GM Authority 2012 RPO list) | Factory-verified |
| T4F | Headlamps, HID xenon projector, adaptive forward lighting, flash-to-pass, automatic on and off, automatic delay, warning buzzer | 2012, 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI; replaced TT2 for 2012 (GM Authority 2012 RPO list) | Factory-verified |
| T61 | Daytime running lamps, switchable | 2015 | 2015: all groups: S | Factory-verified |
| T67 | Battery, 70 AH, maintenance free, rundown protection, heavy-duty, 512 cold-cranking amps | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX; with LFX | Factory-verified |
| T83 | Headlamp control, automatic on and off | 2015 | 2015: all groups: S | Factory-verified |
| T95 | Headlamps, articulating | 2015 | 2015: 1SL, 1SP, 1SR: O; with T4F | Factory-verified |
| T96 | Fog lamps, front, halogen, projector | 2011 | 2011: recoded T3U for 2012 per GM Authority 2012 RPO list | Confirmed |
| TM7 | Battery, 60 AH, maintenance free, rundown protection, heavy-duty, 438 cold-cranking amps | 2012, 2015 | 2015: 1SB, 1SL FWD: S; with LUK; 2012: GM Authority 2012 RPO list | Factory-verified |
| TSP | Lighting, interior, custom, front and rear reading lamps, Ice Blue ambient lighting, front foot well lamps, puddle lamps, instrument panel light pipe | 2015 | 2015: all groups: S | Factory-verified |
| TT2 | Headlamps, HID xenon projector, adaptive forward lighting | 2011 | 2011: recoded T4F for 2012 per GM Authority 2012 RPO list | Confirmed |
| TT4 | Headlamps, halogen composite, Twilight Sentinel, flash-to-pass | 2011 | 2011: recoded T4A for 2012 per GM Authority 2012 RPO list | Confirmed |
| U2K | SiriusXM satellite radio, 3 month trial | 2015 | 2015: all groups: S; not on fleet daily rental orders | Factory-verified |
| U65 | Audio system feature, premium 7-speaker system | 2015 | 2015: 1SV, 1SB, 1SL: S | Factory-verified |
| U77 | Antenna, integral rear, roof-mounted, body-color | 2015 | 2015: all groups: S | Factory-verified |
| U80 | Compass display | 2015 | 2015: all groups: S | Factory-verified |
| UD7 | Rear parking assist, ultrasonic, audible warning | 2015 | 2015: 1SL, 1SP, 1SR: S; part of PCM | Factory-verified |
| UDC | Display, driver instrument information, enhanced, one color | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| UDT | Audio system feature, 8 inch diagonal color touch-screen infotainment display | 2015 | 2015: all groups: S | Factory-verified |
| UE1 | OnStar Directions and Connections plan, 6 months | 2015 | 2015: all groups: S | Factory-verified |
| UE4 | Sensor indicator, following distance | 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI; new for 2015 | Factory-verified |
| UEU | Forward collision alert | 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI | Factory-verified |
| UFG | Rear cross-traffic alert | 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI | Factory-verified |
| UFL | Lane departure warning | 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI | Factory-verified |
| UG1 | Universal Home Remote, 3-channel programmable garage door opener | 2012, 2015 | 2015: all groups: S; part of PDD; 2012: GM Authority 2012 RPO list | Factory-verified |
| UGN | Front automatic braking | 2015 | 2015: 1SP, 1SR: O; with PCJ | Factory-verified |
| UHQ | Audio system, AM/FM/SiriusXM stereo, single CD/DVD player and MP3 player, navigation, 8 inch diagonal touch-screen, IntelliLink | 2013 | new for 2013, with UP9 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| UHS | Display, enhanced driver instrument information, 8 inch multi-color configurable | 2015 | 2015: all groups: S | Factory-verified |
| UJM | Tire pressure monitor system | 2015 | 2015: all groups: S | Factory-verified |
| UKC | Side blind zone alert with lane change alert | 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI | Factory-verified |
| UP9 | Bluetooth for phone and music, personal cell phone connectivity | 2012 | new for 2012 (GM Authority 2012 RPO list) | Confirmed |
| UP9 | Bluetooth for phone and music, personal cell phone connectivity | 2013 | part of UHQ in 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| UQS | Audio system feature, Bose Centerpoint surround sound, premium 11-speaker system, sound-stage signal processor | 2015 | 2015: 1SL: O; 1SP, 1SR: S; part of PDU | Factory-verified |
| USR | Audio system feature, USB port with iPod connectivity | 2015 | 2015: all groups: S | Factory-verified |
| UTJ | Theft-deterrent system, electrical, unauthorized entry | 2015 | 2015: all groups: S | Factory-verified |
| UV6 | Head-up display | 2015 | 2015: 1SL, 1SP, 1SR: O; with PCI | Factory-verified |
| UVC | Rear vision camera | 2015 | 2015: all groups: S | Factory-verified |
| UVC | Rear vision camera | 2013–2014 | 2013: part of PCM (GM Authority 2013 changes); 2014: not on 1SB (GM Authority 2015 changes); single-source for 2013 and 2014: neither article credits GM | Single-source |
| UVD | Steering wheel, heated | 2015 | 2015: 1SL: O, with RLX; 1SP, 1SR: S | Factory-verified |
| UWG | Rear seat entertainment system | 2013–2014 | 2013: added on 1SL AWD (GM Authority 2013 changes); 2014: with a DVD player, deleted for 2015 (GM Authority 2015 changes); single-source for 2013 and 2014: neither article credits GM | Single-source |
| UYS | Audio system, AM/FM/SiriusXM stereo with navigation, single CD/DVD player and MP3 player | 2012 | part of 1ST (GM Authority 2012 RPO list); deleted for 2013 (GM Authority 2013 changes) | Confirmed |
| UYZ | Audio system, AM/FM/XM stereo, single CD/DVD player, 2GB flash memory, MP3 playback | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| V33 | Tool kit, road emergency | 2015 | 2015: 1SV, 1SL AWD, 1SP, 1SR: S; 1SB, 1SL FWD: with LFX | Factory-verified |
| VAV | LPO, all-weather floor mats, front and rear | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); part of PDH | Factory-verified |
| VEB | LPO, sport pedals | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed) | Factory-verified |
| VK3 | License plate bracket, front | 2015 | 2015: all groups: O; forced for states requiring a front plate | Factory-verified |
| VLI | LPO, cargo mat | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); part of PDH | Factory-verified |
| VRI | Shutters, front lower grille, active | 2012, 2015 | 2015: all groups: S; 2012: with LUK (GM Authority 2012 RPO list) | Factory-verified |
| VRV | LPO, splash guards, custom molded | 2015 | 2015: 1SB, 1SL, 1SP, 1SR: O (dealer-installed); only with G1W, GAR, GAZ, GLJ or GWT paint | Factory-verified |
| VV4 | OnStar 4G LTE with built-in Wi-Fi hotspot | 2015 | 2015: all groups: S; new for 2015 | Factory-verified |
| VY7 | Shift knob, leather-wrapped | 2015 | 2015: all groups: S | Factory-verified |
| W1Y | Steering wheel controls, audio and cruise | 2015 | 2015: all groups: S | Factory-verified |
| XAS | LPO, tires, 18 inch, P235/50R18 | 2015 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); with SE4 or SE7 | Factory-verified |
| XAT | LPO, tires, 19 inch, P245/45R19 | 2015 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); with 5XQ | Factory-verified |
| XBC | LPO, tires, 20 inch, P245/40R20 | 2015–2016 | 2015: 1SB, 1SL FWD, 1SP FWD: O (dealer-installed); with SEJ; 2016: also on 1SR (GM Authority 2016 changes) | Factory-verified |
| Paint | ||||
| G1F | Paint, Dark Chocolate Metallic | 2015–2016 | touch-up WA-406Y; premium paint; not on 1SV; new for 2015 (GM Authority 2015 changes); 2016: on GM Authority's 2016 color list, by colour name only, the page prints no code | Factory-verified |
| G1M | Paint, Dark Sapphire Blue Metallic | 2016 | premium paint, late availability (GM Authority 2016 changes) | Confirmed |
| G1W | Paint, White Frost Tricoat | 2015–2016 | touch-up WA-140X; premium paint; not on 1SV; new for 2015 (GM Authority 2015 changes); 2016: on GM Authority's 2016 color list, by colour name only, the page prints no code | Factory-verified |
| G7Q | Paint, Graphite Gray Metallic | 2016 | premium paint, late availability (GM Authority 2016 changes) | Confirmed |
| G7T | Paint, Deep Garnet Metallic | 2015–2016 | touch-up WA-142X; not with RLX; 2016: on GM Authority's 2016 color list, by colour name only, the page prints no code | Factory-verified |
| G7T | Paint, Deep Garnet Metallic | 2014 | added mid-2014 (GM Authority 2015 changes); single-source for 2014: GM Authority 2015 changes does not credit GM | Single-source |
| G7U | Paint, Midnight Amethyst Metallic | 2015 | touch-up WA-143X; premium paint; not on 1SV; deleted for 2016 (GM Authority 2016 changes) | Factory-verified |
| GAN | Paint, Quicksilver Metallic | 2015–2016 | touch-up WA-636R; 2016: on GM Authority's 2016 color list, by colour name only, the page prints no code | Factory-verified |
| GAO | Paint, Gold Mist Metallic | 2012 | letter O as GM prints it (GA0 in the corpus is Emperor Blue, a different paint); 2012: deleted for 2013 per GM Authority 2013 changes, which does not credit GM, so single-source | Single-source |
| GAP | Paint, Midnight Blue Metallic | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list; GM Authority 2013 changes lists it as deleted again for 2013; 2011 kept | Confirmed |
| GAQ | Paint, Red Jewel Tintcoat | 2011 | 2011: deleted for 2012 per GM Authority 2012 RPO list | Confirmed |
| GAR | Paint, Carbon Black Metallic | 2015 | touch-up WA-501Q; premium paint; not on 1SV; deleted for 2016 (GM Authority 2016 changes) | Factory-verified |
| GAZ | Paint, Summit White | 2015–2016 | touch-up WA-8624; not with RLX; 2016: on GM Authority's 2016 color list, by colour name only, the page prints no code | Factory-verified |
| GB8 | Paint, Ebony Twilight Metallic | 2016 | premium paint, late availability (GM Authority 2016 changes) | Confirmed |
| GBE | Paint, Crystal Red Tintcoat | 2014 | 2014: deleted for 2015 per GM Authority 2015 changes; single-source for 2014: GM Authority 2015 changes does not credit GM | Single-source |
| GBN | Paint, White Diamond Tricoat | 2014 | 2014: deleted for 2015 per GM Authority 2015 changes; single-source for 2014: GM Authority 2015 changes does not credit GM | Single-source |
| GHA | Paint, Mocha Steel Metallic | 2012 | deleted for 2013 (GM Authority 2013 changes) | Single-source |
| GLJ | Paint, Smoky Gray Metallic | 2015 | touch-up WA-810T; not on 1SV; deleted for 2016 (GM Authority 2016 changes) | Factory-verified |
| GVU | Paint, Mocha Bronze Metallic | 2013–2014 | new for 2013 (GM Authority 2013 changes); deleted for 2015 (GM Authority 2015 changes); single-source for 2013 and 2014: neither article credits GM | Single-source |
| GWT | Paint, Champagne Silver Metallic | 2015–2016 | touch-up WA-102V; renamed Sparkling Silver Metallic for 2016 (GM Authority 2016 changes, which prints Sparking) | Factory-verified |
| GWT | Paint, Champagne Silver Metallic | 2013 | new for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| GWY | Paint, Atlantis Blue Metallic | 2015 | touch-up WA-106V; not with RLX; deleted for 2016 (GM Authority 2016 changes) | Factory-verified |
| GWY | Paint, Atlantis Blue Metallic | 2013 | new for 2013 (GM Authority 2013 changes); single-source for 2013: GM Authority 2013 changes does not credit GM | Single-source |
| Interior Trim | ||||
| H0Y | Interior trim, Ebony, leather-appointed | 2015 | 1SL | Factory-verified |
| H1R | Interior trim, Choccachino with Cocoa accents | 2014 | GM Authority 2015 changes prints H1R and H1S together for this color, so the meaning of each code alone is unknown; deleted for 2015; 2014 is single-source (GM Authority 2015 changes does not credit GM) | Single-source |
| H1S | Interior trim, Choccachino with Cocoa accents | 2014 | GM Authority 2015 changes prints H1R and H1S together for this color, so the meaning of each code alone is unknown; deleted for 2015; 2014 is single-source (GM Authority 2015 changes does not credit GM) | Single-source |
| H1T | Interior trim, Ebony, cloth with leatherette | 2015 | 1SV, 1SB | Factory-verified |
| H1V | Interior trim, Light Neutral with Cocoa accents, leather-appointed | 2015 | 1SL | Factory-verified |
| H1W | Interior trim, Light Neutral with Cocoa accents, perforated leather | 2015 | 1SP, 1SR | Factory-verified |
| H1X | Interior trim, Sangria with Ebony accents, semi-aniline perforated leather | 2015 | 1SL, 1SP, 1SR; with RLX | Factory-verified |
| H1Y | Interior trim, Ebony, perforated leather | 2015 | 1SP, 1SR | Factory-verified |
| HJ4 | Interior trim, Choccachino with Ebony accents, leather-appointed | 2015 | 1SL; requires C3U; new for 2015 (GM Authority 2015 changes); the color and trim page prints it with a footnote digit, HJ43 | Factory-verified |
| HJ8 | Interior trim, Choccachino with Ebony accents, perforated leather | 2015 | 1SP, 1SR; requires C3U; new for 2015 (GM Authority 2015 changes); the color and trim page prints it with a footnote digit, HJ83 | Factory-verified |
| Internal / Process | ||||
| FE9 internal | Emissions, federal requirements | 2015 | ; 2015: all groups: O; with federal tier 2 emissions (NT7) | Factory-verified |
| NB8 internal | Emissions override, California | 2015 | ; 2015: all groups: O; lets a California-emissions-state dealer order federal emissions | Factory-verified |
| NB9 internal | Emissions override, state-specific | 2015 | ; 2015: all groups: O; swaps YF5 and NE1 emissions between those states | Factory-verified |
| NC7 internal | Emissions override, federal | 2015 | ; 2015: all groups: O | Factory-verified |
| NE1 internal | Emissions, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington requirements | 2015 | ; 2015: all groups: O | Factory-verified |
| YF5 internal | Emissions, California requirements | 2015 | ; 2015: all groups: O | Factory-verified |
Source document: buick/lacrosse-epsilon-ii.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.