Preferred equipment group 1SW

Years 1997, 2000, 2003, 2005 Models 3 Factory citations 4

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Also described as Package, option 21Equipment group: Work Truck

Also documented for 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

RS coupe

GM Heritage factory kit — 1997 Chevrolet Cavalier, p.92.

Silverado — GMT800 (1999–2007)

2003, 2005 Factory-verified

GM Heritage factory kit — 2003 Chevrolet Silverado 1500, p.191.
GM Heritage factory kit — 2005 Chevrolet Silverado 1500, p.174.

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