AL0 Factory-verified

Cadillac · Regular Production Option

Sensor indicator, inflatable restraint, front passenger/child presence detector

Years 2000–01, 2003–09, 2014–18, 2023, 2025–27 Models 25 Factory citations 65

Also described as Air bag, Passenger Sensing SystemAirbag, passenger sensing systemAir bag, passenger sensing systemSensor indicator, inflatable restraint, front passenger child presence detectorSensor indicator, inflatable restraint, front passenger, child presence detectorPassenger Sensing System, front outboard, for frontal outboard passenger airbagPassenger sensing system, front passenger and child presence detectorFront passenger sensing system for the passenger airbagPassenger sensing system, front outboard, for frontal outboard passenger airbagAirbag, passenger sensing system, sensor indicator inflatable restraint, front passenger and child presence detector

Also documented for Buick Chevrolet GMC Pontiac Saturn

Documented applications

ATS — Alpha (2013–2019)

2014–2015, 2018 Factory-verified

GM factory document — 2014 cadillac ats fleet order guide wayback, p.4.
GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats v fleet order guide wayback, p.2.

CT4 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

all trims: S

GM factory document — 2025 cadillac ct4 fleet order guide, p.1.
GM factory document — 2025 cadillac ct4 v ct4 v blackwing fleet order guide, p.1.
GM factory document — 2026 cadillac ct4 fleet order guide, p.1.
GM factory document — 2026 cadillac ct4 v ct4 v blackwing fleet order guide, p.1.

CT5 — Alpha 2 (2020–2026)

2023, 2025–2026 Factory-verified

Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S

GM factory document — 2023 cadillac ct5 v ct5 v blackwing fleet order guide wayback, p.1.
GM factory document — 2025 cadillac ct5 fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac ct5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac ct5 fleet order guide, p.1.
GM factory document — 2026 cadillac ct5 fleet order guide, p.1.
GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide, p.1.
GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.1.

CT6 — Omega (2016–2020)

2017 Factory-verified

all trims: S

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.2.

CTS — Alpha (2014–2019)

2014–2015, 2018 Factory-verified

Vsport, Vsport Premium: S

GM factory document — 2014 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2015 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2018 cadillac cts sedan fleet order guide wayback, p.2.

CTS — Sigma II (2008–2015)

2008–2009 Factory-verified

GM factory document — 2008 cadillac cts rpo code list, p.1.
GM factory document — 2009 cadillac cts rpo code list, p.1.

CTS — Sigma / GMX320 (2003–2007)

2007 Factory-verified

GM factory document — 2007 cadillac cts rpo code list, p.1.

DTS — G-body (2006–2011)

2008–2009 Factory-verified

GM factory document — 2008 cadillac dts rpo code list, p.1.
GM factory document — 2009 cadillac dts rpo code list, p.1.

Escalade EXT — GMT800 (2002–2006)

2003–2006 Factory-verified

GM factory document — 2003 cadillac escalade ext rpo code list, p.1.
GM factory document — 2006 cadillac escalade ext rpo code list, p.1.

Escalade EXT — GMT900 (2007–2013)

2007–2009 Factory-verified

GM factory document — 2007 cadillac escalade ext rpo code list, p.1.
GM factory document — 2009 cadillac escalade ext rpo code list, p.1.

Escalade — GMT800 (2002–2006)

2003–2006 Factory-verified

GM factory document — 2003 cadillac escalade 2wd rpo code list, p.1.
GM factory document — 2006 cadillac escalade rpo code list, p.1.

Escalade — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 cadillac escalade rpo code list, p.1.
GM factory document — 2009 cadillac escalade rpo code list, p.1.

Escalade IQ — Ultium BEV (2025–2027)

2025–2027 Factory-verified

GM factory document — 2025 cadillac all electric escalade iq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric escalade iql fleet order guide rpo codes, p.1.

Escalade — K2XX (2015–2020)

2015–2017 Factory-verified

2015: S on all trims

GM factory document — 2015 cadillac escalade fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.4.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.13.

Escalade — T1XX, 5th gen (2021–2027)

2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.10.
GM factory document — 2025 cadillac new escalade escalade v fleet order guide, p.1.
GM factory document — 2027 cadillac escalade escalade v fleet order guide, p.1.

Optiq — BEV3 (2025–2027)

2025–2027 Factory-verified

GM factory document — 2025 cadillac all electric optiq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric optiq optiq v fleet order guide rpo codes, p.1.

Seville — G-body (1998–2004)

2000–2001 Factory-verified

GM factory document — 2000 cadillac seville rpo code list, p.1.
GM factory document — 2001 cadillac seville rpo code list, p.1.

SRX — Sigma / GMT265 (2004–2009)

2007–2009 Factory-verified

GM factory document — 2007 cadillac srx rpo code list, p.1.
GM factory document — 2009 cadillac srx rpo code list, p.1.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

all trims: S; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

STS — Sigma (2005–2011)

2007–2009 Factory-verified

The lists print "Sender Indicator"; GM's other lists print "Sensor Indicator", which is used here.

GM factory document — 2007 cadillac sts rpo code list, p.1.
GM factory document — 2009 cadillac sts rpo code list, p.1.

Vistiq — BEV3 (2026–2027)

2026–2027 Factory-verified

all trims: S

GM factory document — 2026 cadillac all electric vistiq fleet order guide, p.53.
GM factory document — 2027 cadillac all electric vistiq fleet order guide, p.53.

XLR — Y-body (2004–2009)

2008–2009 Factory-verified

GM factory document — 2008 cadillac xlr rpo code list, p.1.
GM factory document — 2009 cadillac xlr rpo code list, p.1.

XT4 — E2 (2019–2025)

2025 Factory-verified

Premium Luxury, Sport: S

GM factory document — 2025 cadillac xt4 fleet order guide, p.1.
GM factory document — 2025 cadillac xt4 fleet order guide rpo codes, p.1.

XT5 — C1XX (2017–2026)

2025–2026 Factory-verified

all trims: S

GM factory document — 2025 cadillac xt5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac xt5 professional vehicles fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac xt5 fleet order guide, p.1.
GM factory document — 2025 cadillac xt5 fleet order guide, p.18.
GM factory document — 2026 cadillac xt5 fleet order guide, p.1.
GM factory document — 2026 cadillac xt5 fleet order guide, p.19.

XT6 — C1XX (2020–2025)

2025 Factory-verified

All trims: S

GM factory document — 2025 cadillac xt6 fleet order guide, p.1.
GM factory document — 2025 cadillac xt6 fleet order guide, p.62.

This page aggregates every documented appearance of AL0 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.