JJU Factory-verified
Also described as Headliner subassembly, not installed, modular optimization method only
Also documented for BuickChevroletGMCSaturn
Documented applications
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The list prints "Headlinr".
This page aggregates every documented appearance of JJU in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.