LK5 Factory-verified

GMC · Regular Production Option

Engine, gas, 4 cylinder, 2.8L, multiport fuel injection, L4, aluminum, DOHC, GM

Years 2004–06 Models 1 Factory citations 3
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Also documented for Chevrolet

Documented applications

This page aggregates every documented appearance of LK5 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.