CEJ Factory-verified

GMC · Regular Production Option

Certification, emission, federal, vehicles over 14,000 lbs GVW

Years 2014–16 Models 1 Factory citations 2
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Also documented for Chevrolet

Documented applications

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