Service bulletins for the 2001 GMC Sierra

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

652 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
070501	2001-06-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS MESSAGE IS ABOUT ENGINE MECHANICAL CYLINDER LOCATION AND THE CONFUSION IN UNDERSTANDING THE CORRECT IDENTIFICATION OF THE 6600 DURAMAX CYLINDER LOCATION. *TT
020201	2001-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS SERVICE MESSAGE IS IN REGARDS TO EXCESSIVE VIBRATION / SURGING OF THE 6600 DURAMAX ENGINE. *TT
111200	2001-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMPLAIN THAT THEIR FULL-SIZE PICKUP TRUCKS MAY BE HARD TO START OR INTERMITTENTLY DOES NOT START. *TT
191200	2001-03-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING A REMINDER THAT THE 6600 ENGINE IS UNDER EXCHANGE FOR THE FIRST SIX MONTHS UNTIL MARCH 31ST OF 2001 AS WELL AS THE ENGINE COMPONENTS OF A FUEL INJECTOR, FUEL INJECTOR COTNROL MODULE, AND FUEL INJECTION PUMP ARE ALSO UNDER EXCHANGE. *TT
010100	2001-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. SOME VEHICLES MAY EXHIBIT HEAVY BLACK SMOKE AND LOSS OF TURBO BOOST POWER. *TT
011200	2001-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. INFORMATION ON THE K05 ENGINE BLOCK HEATER. *TT
271100	2001-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. SOME VEHICLES MAY EXHIBIT LOSS OF TURBO BOOST PRODUCING HEAVY BLACK SMOKE AND LOSS OF POWER. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.