K19 Factory-verified

GMC · Regular Production Option

Air injection system, electric

Years 1998–00 Models 4 Factory citations 7
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Also described as Reactor system, AIR injection

Also documented for CadillacChevrolet

Documented applications

This page aggregates every documented appearance of K19 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.