- 2000 Factory-verified
Also described as Trim group, 1SSEquipment group: Silverado SS
Also documented for CadillacGMC
Documented applications
- 2014–2015 Factory-verified
coupe (1ES37) and convertible (1ES67)
- 2006–2008 Factory-verified
GM prints this as "Package - Option 17", not option 1. 2006 comes from the 2006 kit order guide, whose column headings show it; the 2006 factory list has no entry.
GM Heritage factory kit — 2006 Chevrolet Cobalt, p.117.GM Heritage factory kit — 2007 Chevrolet Cobalt, p.31.
- 2009 Factory-verified
GM prints "Package - Option 17", not option 1 (as in the Cobalt doc).
- 2006–2007 Factory-verified
SS (model 1WD19); the order guides print it as a column heading only, with no description.
GM Heritage factory kit — 2006 Chevrolet Impala, p.111.GM Heritage factory kit — 2007 Chevrolet Impala, p.113.
- 2003, 2005–2007 Factory-verifiedGM Heritage factory kit — 2003 Chevrolet Silverado SS, p.191.GM Heritage factory kit — 2005 Chevrolet Silverado SS, p.111.GM Heritage factory kit — 2006 Chevrolet Silverado, p.293.GM Heritage factory kit — 2007 Chevrolet Silverado, p.219.
- 2007 Factory-verified
only in: SS; equipment group; the 2007 kit order guide heads its TrailBlazer SS columns with it, and the service lists do not print it
GM Heritage factory kit — 2007 Chevrolet Trailblazer, p.119.
This page aggregates every documented appearance of 1SS in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.