- 2007 Factory-verified
The list prints the markers (1) (07).
391 Factory-verified
Also described as Interior trim, Cocoa/Light Cashmere
Also documented for BuickPontiac
Documented applications
- 2007 Factory-verified
GM marks it "(1) (08)".
This page aggregates every documented appearance of 391 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.