Equipment, engine, gasoline, 4.3L, V6

Years 2001 Models 2 Factory citations 2

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Also described as Engine equipment, 4.3L V6 (SEO)

Also documented for Chevrolet

Documented applications

Sierra — GMT800 (1999–2007)

2001 Factory-verified

GM factory document — 2001 gmc gmc c sierra 2wd rpo code list, p.1.

Yukon — GMT800 (2000–2006)

2001 Factory-verified

GM factory document — 2001 gmc yukon 2wd rpo code list, p.1.

This page aggregates every documented appearance of 5S3 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.