C5Y Factory-verified

GMC · Regular Production Option

GVWR, 7100 lbs (3221 kg)

Years 1998–02, 2007–09, 2014–16, 2018, 2025–27 Models 7 Factory citations 18

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Also described as GVW rating, 7,100 lbGVWR, 7100 lb (3221 kg)GVW rating, 7,100 lbs

Also documented for Cadillac Chevrolet

Documented applications

Savana — GMT600 (1996–2002)

1998–2002 Factory-verified

GM factory document — 1998 gmc savana rpo code list, p.1.
GM factory document — 1999 gmc savana rpo code list, p.1.
GM factory document — 2000 gmc savana rpo code list, p.1.
GM factory document — 2001 gmc savana rpo code list, p.1.
GM factory document — 2002 gmc savana rpo code list, p.1.

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified

Pro, Elevation 3SB, Denali: O; Elevation 3VL: included in the trim group; AT4, AT4X, Denali Ultimate: not offered

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.23.
GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Sierra — GMT900 (2007–2013)

2009 Factory-verified

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

Sierra — K2XX (2014–2019)

2014, 2016, 2018 Factory-verified

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 — 2018 gmc sierra 1500 order guide copy gm authority, p.88.

Sierra — T1XX (2019–2026)

2025–2026 Factory-verified

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.

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)

2015–2016, 2018 Factory-verified

only in: 2WD; 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 — 2018 gmc yukon order guide copy gm authority, p.4.

This page aggregates every documented appearance of C5Y in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.