AT4 Factory-verified

Cadillac · Regular Production Option

Seat, passenger front bucket, low back, recliner, 2 way adjuster

Years 2000–01 Models 1 Factory citations 2
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Documented applications

This page aggregates every documented appearance of AT4 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.