Z82 Factory-verified

GMC · Regular Production Option

Trailer provisions, special equipment, heavy duty

Years 1983–91, 1998–10, 2014–27 Models 34 Factory citations 157

Also described as Trailering package, heavy-duty, trailer hitch and 7 pin connectorTrailering packagePackage, traileringTrailering provisions, special equipment, receiver type hitchTrailering special equipment, heavy dutyTrailering provisions, special equipment, heavy dutyTrailering PackageTrailering provisions, heavy-dutyTrailer provisions, special equipment, heavy-dutyTrailering equipment, heavy-duty, hitch platform and 7-way connectorTrailering equipment, heavy-duty

Also documented for Cadillac Chevrolet Hummer Oldsmobile

Documented applications

Canyon — Second generation (GMT31XX) (2015–2022)

2015–2017, 2019, 2021–2022 Factory-verified

2015–2016: Canyon, SLE, SLT: O; SL: not offered; the 2016 guide drops the heavy-duty wording; the upfitter lists name it trailer provisions, special equipment, HD

GM factory document — 2015 gmc canyon fleet order guide wayback, p.6.
GM factory document — 2016 gmc canyon fleet order guide wayback, p.2.
GM factory document — 2017 chevrolet canyon colorado electrical body builders manual service manual 2017 en us, p.20.
GM factory document — 2019 chevrolet 19 coloradocanyon body builder sm u 2018aug01 1, p.14.
GM factory document — 2021 gmc canyon fleet order guide wayback, p.1.
GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.14.

Canyon — Third generation (VSS-T) (2023–2027)

2023–2027 Factory-verified

S on all trims; the upfitter lists name it trailer provisions, special equipment, HD

GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.14.
GM factory document — 2024 gmc 24 canyon electrical body builder manual 2023oct04, p.16.
GM factory document — 2025 gmc canyon fleet order guide, p.5.
GM factory document — 2026 gmc canyon fleet order guide, p.7.
GM factory document — 2027 gmc canyon fleet order guide, p.7.

Canyon — GMT355 (2004–2012)

2004–2006, 2009 Factory-verified

GM factory document — 2004 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2005 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2006 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2009 gmc canyon pickup 2wd rpo code list, p.1.

Hummer EV Pickup (2022–2027)

2025–2026 Factory-verified

GM factory document — 2025 gmc hummer ev pickup fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc hummer ev pickup fleet order guide rpo codes, p.1.

Hummer EV SUV — BT1 (2024–2027)

2025–2026 Factory-verified

includes trailer hitch, 7-pin connector and Hitch Guidance (CTT).

GM factory document — 2025 gmc hummer ev suv fleet order guide, p.5.
GM factory document — 2026 gmc hummer ev suv fleet order guide, p.6.

Jimmy (full-size) — Square body (1983–1991)

1983, 1985, 1986, 1990 Factory-verified

the kits print it as the trailering special; includes VR4 hitch platform, UY7 wiring harness and V02 cooler; requires a 3.42 or 3.73 axle and MX0; 1984 is left out: the joint price page prints 282, and the Chevrolet-only 1984 order guide's power team chart names Z82 only in an either/or requirement footnote; the 1991 trailering line has no code and the 1991 book names Z82 otherwise only in other entries' content remarks, so 1991 is left out; shared square-body platform code; cited from the Chevrolet Blazer kit

GM Heritage factory kit — 1983 Chevrolet Blazer, p.11.
GM Heritage factory kit — 1985 Chevrolet Blazer RV Full Size, p.13.
GM Heritage factory kit — 1986 Chevrolet Blazer, p.14.
GM Heritage factory kit — 1990 Chevrolet Blazer, p.16.

Jimmy — second generation (1995–2001)

1998–2001 Factory-verified

2000–2001 lists read heavy duty

GM factory document — 1998 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 1999 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 2000 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 2001 gmc jimmy 4wd rpo code list, p.1.

Jimmy — first generation (1983–1994)

1985, 1989 Factory-verified

7-lead wiring harness, weight distributing hitch platform and heavy duty flasher; 1984 is left out: the power team names Z82 only in a requirement remark; 1989 from the joint data book weight page, as the 1989 option line prints 782; shared S/T platform code; cited from the joint S-10/15 Blazer/Jimmy pages of the S-10 Blazer kit

GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.15.
GM Heritage factory kit — 1989 Chevrolet Blazer, p.15.

Safari — First generation (1985–1994)

1987, 1989 Factory-verified

weight distributing hitch platform, seven wire harness and oil coolers; 1989 from the trailering page's heavy-duty RPO Z82 entry; shared M-body code; cited from the joint Astro/Safari pages of the Astro kits.

GM Heritage factory kit — 1987 Chevrolet Astro Van, p.29.
GM Heritage factory kit — 1989 Chevrolet Astro Van, p.22.

Safari — Second generation (1995–2005)

1998–2005 Factory-verified

GM factory document — 1998 gmc safari 2wd rpo code list, p.1.
GM factory document — 1999 gmc safari 2wd rpo code list, p.1.
GM factory document — 2000 gmc safari 2wd rpo code list, p.1.
GM factory document — 2001 gmc safari 2wd rpo code list, p.1.
GM factory document — 2002 gmc safari 2wd rpo code list, p.1.
GM factory document — 2003 gmc safari 2wd rpo code list, p.1.
GM factory document — 2004 gmc safari 2wd rpo code list, p.1.
GM factory document — 2005 gmc safari 2wd rpo code list, p.1.

Savana — GMT600 (1996–2002)

2001–2002 Factory-verified

GM factory document — 2001 gmc savana rpo code list, p.1.
GM factory document — 2002 gmc savana rpo code list, p.1.

Savana — GMT610 (2003–2027)

2003–2010, 2014–2018, 2022–2027 Factory-verified

the 2025–2027 guides read Trailering equipment, heavy-duty; O on all trims; in the 2025–2027 guides only in the Cargo and Passenger guides

GM factory document — 2003 gmc savana rpo code list, p.1.
GM factory document — 2008 gmc savana rpo code list, p.1.
GM factory document — 2008 chevrolet ld electricalfullsizevans, p.20.
GM factory document — 2009 gmc savana rpo code list, p.1.
GM factory document — 2009 chevrolet ld electricalfullsizevans 100813, p.18.
GM factory document — 2010 chevrolet gh van elec 1 7 d1 100813, p.18.
GM factory document — 2014 chevrolet gh van elec bbm si brief, p.9.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.18.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.15.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.13.
GM factory document — 2025 gmc savana cargo fleet order guide, p.32.
GM factory document — 2025 gmc savana passenger fleet order guide, p.24.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.13.
GM factory document — 2026 gmc savana cargo fleet order guide, p.35.
GM factory document — 2026 gmc savana passenger fleet order guide, p.26.
GM factory document — 2027 gmc savana cargo fleet order guide, p.31.
GM factory document — 2027 gmc savana passenger fleet order guide, p.24.

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified

all trims: S; includes trailer hitch, 7-pin and 4-pin connectors

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.7.
GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Sierra — GMT400 (1988–2000)

1998–2000 Factory-verified

GM factory document — 1998 gmc gmc c pickup 2wd rpo code list, p.1.
GM factory document — 1999 gmc gmc c pickup 2wd rpo code list, p.1.
GM factory document — 2000 gmc gmc c pickup 2wd rpo code list, p.1.

Sierra — GMT800 (1999–2007)

1999–2007 Factory-verified

GM factory document — 1999 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2007 gmc sierra classic 2wd rpo code list, p.1.

Sierra — GMT900 (2007–2013)

2009 Factory-verified

GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.

Sierra HD — GMT800 (2001–2007)

2001–2007 Factory-verified

GM factory document — 2001 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2002 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2003 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2004 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2005 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2006 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2007 gmc sierra classic 2wd rpo code list, p.1.

Sierra HD — GMT900 (2007–2014)

2007–2009, 2014 Factory-verified

the 2014 guides describe a hitch platform with 2.5 inch receiver and trailer brake controller

GM factory document — 2007 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.4.
GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.4.

Sierra HD — K2XX (2015–2019)

2015, 2018–2019 Factory-verified

2.5 inch hitch platform with 2.0 inch insert, 7-wire harness with independent fused circuits and a 7-way sealed connector with a 4-way connector; includes the trailer brake controller (JL1) on Sierra; not with the pickup box delete (ZW9); 2015 marks: Sierra: O; SLE, SLT: included in the trim group; 2015 3500HD: Sierra, SLE, SLT: included in the trim group; 2018: GM's 2018 Sierra 2500HD order guide; 2019: named in the 2019 interior page's package contents or footnotes

GM factory document — 2015 gmc sierra 2500hd fleet order guide wayback, p.4.
GM factory document — 2019 gmc sierra 2500hd fleet order guide wayback, p.1.
GM factory document — 2018 gmc sierra 2500hd order guide copy gm authority, p.8.

Sierra HD — T1XX (2020–2027)

2025–2027 Factory-verified

only in: 2500 HD and 3500 HD pickup; includes trailer hitch, 7-pin and 4-pin connectors and hitch guidance (CTT); Pro, SLE, SLT, AT4, AT4X, Denali, Denali Ultimate: S

GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide, p.10.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide, p.10.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide, p.8.

Sierra — K2XX (2014–2019)

2014, 2016–2019 Factory-verified

hitch with 7-pin and 4-pin connectors.

GM factory document — 2014 gmc sierra 1500 fleet order guide wayback, p.4.
GM factory document — 2016 gmc sierra 1500 fleet order guide wayback, p.4.
GM factory document — 2017 chevrolet sierra silverado electrical body builders manual service manual 2017 en us, p.40.
GM factory document — 2018 gmc sierra 1500 order guide copy gm authority, p.92.
GM factory document — 2019 gmc sierra 1500 limited double cab k2xx order guide copy gm authority, p.42.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2026 Factory-verified

the upfitter lists read "Trailer provisions, special equipment, heavy-duty"

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.15.
GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.16.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.16.
GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.16.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.19.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.17.
GM factory document — 2025 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Sonoma — first generation (1982–1993)

1983–1985, 1988, 1990 Factory-verified

1983–1985 from the power team footnotes (Reqs Z82 Trailering); the 1986 and 1987 own entries print 282, so those years are not claimed; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1983 Chevrolet S 10, p.37.
GM Heritage factory kit — 1984 Chevrolet S 10, p.8.
GM Heritage factory kit — 1985 Chevrolet S 10, p.16.
GM Heritage factory kit — 1988 Chevrolet S 10, p.72.
GM Heritage factory kit — 1990 Chevrolet S 10, p.30.

Sonoma — second generation (1994–2004)

1998–2004 Factory-verified

2000–2001 lists read heavy duty. The 2002–2004 lists read as the 2001 list.

GM factory document — 1998 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 1999 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2000 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2001 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2002 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2003 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2004 gmc sonoma pickup 4wd rpo code list, p.1.

Suburban — GMT400 (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 gmc gmc suburban 2wd rpo code list, p.1.
GM factory document — 1999 gmc gmc suburban 2wd rpo code list, p.1.

Suburban — Square body (1983–1991)

1983–1991 Single-source

the kits print it as the trailering special; includes VR4 hitch platform, UY7 wiring harness and V02 cooler (KC4 and N41 on some series); not with MM4 (1989–1990); 1983 from its own price lines (some print 282); 1984 from the V10 cold climate price line with Z82 (the 1984 option lines print 282); 1989 from the option weight table; shared square-body platform code; cited from the Chevrolet Suburban kit; 1991 rests on the Chevrolet-only 1991 Suburban book, so the row is single-source

GM Heritage factory kit — 1983 Chevrolet Suburban, p.19.
GM Heritage factory kit — 1984 Chevrolet Suburban, p.19.
GM Heritage factory kit — 1985 Chevrolet Suburban, p.21.
GM Heritage factory kit — 1986 Chevrolet Suburban, p.22.
GM Heritage factory kit — 1987 Chevrolet Suburban, p.27.
GM Heritage factory kit — 1988 Chevrolet Suburban, p.20.
GM Heritage factory kit — 1989 Chevrolet Suburban, p.14.
GM Heritage factory kit — 1990 Chevrolet Suburban, p.27.
GM Heritage factory kit — 1991 Chevrolet Suburban, p.19.

Vandura and Rally — Second generation G-series (1983–1996)

1984, 1986, 1988–1990 Factory-verified

weight distributing hitch platform and heavy duty 7 lead wiring harness; shared G-van platform code; cited from the Chevrolet G-Van kit

GM Heritage factory kit — 1984 Chevrolet G Van, p.19.
GM Heritage factory kit — 1986 Chevrolet G Van, p.28.
GM Heritage factory kit — 1988 Chevrolet Vandura, p.24.
GM Heritage factory kit — 1989 Chevrolet G Van, p.20.
GM Heritage factory kit — 1990 Chevrolet G Van, p.19.

Yukon — GMT400 (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 gmc yukon 2wd rpo code list, p.1.
GM factory document — 1999 gmc yukon 2wd rpo code list, p.1.

Yukon — GMT800 (2000–2006)

2000–2006 Factory-verified

GM factory document — 2000 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2001 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2002 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2003 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2004 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2005 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2006 gmc yukon 2wd rpo code list, p.1.

Yukon — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2009 gmc yukon 2wd rpo code list, p.1.

Yukon — K2XX (2015–2020)

2015–2018 Factory-verified

2015–2018: S on all trims; 2018 from GM's 2018 Yukon order guide

GM factory document — 2015 gmc yukon denali fleet order guide wayback, p.4.
GM factory document — 2016 gmc yukon denali fleet order guide wayback, 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.39.
GM factory document — 2018 gmc yukon order guide copy gm authority, p.5.

Yukon — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.14.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.14.
GM factory document — 2025 gmc new yukon denali fleet order guide, p.10.
GM factory document — 2026 gmc yukon denali fleet order guide, p.10.
GM factory document — 2027 gmc yukon fleet order guide, p.10.

Yukon XL — K2XX (2015–2020)

2015–2017 Factory-verified

S on all trims; 7-wire harness and 2 inch receiver

GM factory document — 2015 gmc yukon xl denali fleet order guide wayback, p.4, p.5.
GM factory document — 2016 gmc yukon xl denali fleet order guide wayback, p.4, p.5.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.19.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.39.

Yukon XL — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.14.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.14.
GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.10.
GM factory document — 2026 gmc yukon xl denali fleet order guide, p.10.
GM factory document — 2027 gmc yukon xl fleet order guide, p.10.

This page aggregates every documented appearance of Z82 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.