FF9 Factory-verified

GMC · Regular Production Option

Torsion bar spring adjuster (H)

Years 1999–00, 2004 Models 5 Factory citations 6
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Also described as Torsion bar adjuster, right (H)

Also documented for CadillacChevroletHummer

Documented applications

This page aggregates every documented appearance of FF9 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.