- 1984–1986 Single-source
Brougham coupe with landau vinyl roof, offered from 1984 to March 1986 (Wikipedia's Ciera article, text and trim list agree)
WJ5 Single-source
Also documented for ChevroletGMC
Documented applications
This page aggregates every documented appearance of WJ5 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.