Equipment group, L

Years 1997, 2000, 2003, 2005–06, 2015–17, 2019, 2021 Models 6 Factory citations 9

Also described as Package, option 12Preferred equipment group 1SMEquipment group 1SM, L, manual transmissionEquipment group 1SM, LEquipment group

Also documented for Buick Cadillac GMC

Documented applications

Astro — Second generation (1995–2005)

2000 Factory-verified

GM factory document — 2000 chevrolet astro 2wd rpo code list, p.1.

Cavalier — third generation (1995–2005)

1997 Factory-verified

Z24 coupe

GM Heritage factory kit — 1997 Chevrolet Cavalier, p.98.

Cruze — first generation (2011–2016)

2016 Factory-verified

model 1PL69; retail orders only; NICB series Cruze Limited L

GM factory document — 2016 chevrolet cruze limited fleet order guide wayback, p.1.

Equinox — Second generation (2010–2017)

2015 Factory-verified

model 1LF26 (FWD); retail orders only; the guide's option pages print the code with a footnote marker (1SM1)

GM factory document — 2015 chevrolet equinox fleet order guide wayback, p.1.
2016 Confirmed

2016: listed as new in GM Authority's 2016 Equinox page, which prints GM's official RPO-level changes
2017 Factory-verified

model 1LF26 (FWD), retail orders only

GM factory document — 2017 chevrolet equinox order guide copy gm authority, p.29.

Equinox — Third generation (D2XX) (2018–2024)

2019 Factory-verified

model 1XP26, FWD only, LYX engine; the 2018 guide prints 1SM only with a footnote digit

GM factory document — 2019 chevrolet equinox order guide april 6 2018 copy gm authority, p.97.
2021 Single-source

GM Authority 2022 changes page lists the FWD L 1SM as dropped for 2022

Tahoe — GMT800 (2000–2006)

2003, 2005–2006 Factory-verified

The Tahoe order guides print it as a column heading of their option tables and in the note "Equipment groups 1SJ, 1SK and 1SM available on C*15706 Models" (the 2006 note adds 1WT and 1SL); no decor name is printed with it, so none is given here

GM Heritage factory kit — 2003 Chevrolet Tahoe, p.111.
GM Heritage factory kit — 2005 Chevrolet Tahoe, p.109.
GM Heritage factory kit — 2006 Chevrolet Tahoe, p.107.

This page aggregates every documented appearance of 1SM in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.