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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
040604007E2005-02-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. *TT
0406010182005-02-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION ON REVISED DESIGN OF INTAKE GASKET AND RELATED BOLTS FOR 2004 MID-YEAR ENHANCEMENT AND PRIOR YEAR SERVICE USAGE. *TT
32392005-01-31. Service bulletin. ENGINE AND ENGINE COOLING. LB7 ENGINE VIBRATION MISS OR RUNS ROUGH NO DIAGNOSTIC TROUBLE CODE. THIS ALSO INCLUDES LB7 C2 C3 C4 C5 D4 D5 E4 E5 K2 K3. *EH
0406040012005-01-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VARIOUS INTERMITTENT DRIVEABILITY CONDITIONS - HESITATION, LACK OF POWER, ETC. *TT
3011B2004-12-15. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE OIL LEAK AT MAIN BERING SIDE BOLT. *EH
31872004-12-15. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE LOW POWER WILL NOT GO OVER 2300 RPMS. *EH UPDATED 6/11/10. *PE
31932004-12-04. Service bulletin. ENGINE AND ENGINE COOLING. EXCESSIVE OIL CONSUMPTION. *EH
30812004-11-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT
30562004-11-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE. *TT
31212004-11-08. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. EXHAUST VIBRATION RESONANCE OR MOAN IN VEHICLES WITH GEN III V8 ENGINES. *TC
30972004-11-05. Service bulletin. ENGINE AND ENGINE COOLING. OIL PAN OR OIL COOLER LINE LEAK. *SC
31072004-11-05. Service bulletin. ENGINE AND ENGINE COOLING. P0420 AND P0430 DTSC IN THE DETROIT, MICHIGAN AREA WITH GEN III V-8 ENGINES. *SC
31212004-11-05. Service bulletin. ENGINE AND ENGINE COOLING. 6.6 LB7 ENGINE WITH A NO CHARGE CONDITION WITH DIAGNOSTIC TROUBLE CODE P0380 P0621. *SC
31192004-11-04. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. ENGINEERING INVESTIGATION - CATALYTIC CONVERTER REPLACEMENT. *SC
31212004-11-04. Service bulletin. ENGINE AND ENGINE COOLING. EXHAUST VIBRATION RESONANCE OR MOAN. (2004-2005 GMC DENALI) *SC
31602004-11-04. Service bulletin. ENGINE AND ENGINE COOLING. GAS ENGINES EXHAUST BUZZ OR RATTLE NOISE. *TC
30552004-10-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON LIGHT WITH A P0300 MISFIRE DUE TO MISFIRES MAINLY ON CYLINDER 7. *TT
30382004-10-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE TICK, RATTLE OR KNOCK NOISE AFTER CYLINDER HEAD GASKET REPLACEMENT ON THE 6.0L ENGINE. *TT
30722004-10-13. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. THE ENGINE COOLANT TEMPERATURE OR INTAKE AIR TEMPERATURE SENSOR MAY READ -40 DEGREES WHEN MONITORED WITH TECH 2. *TT
30862004-10-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. WHISTLE NOISE FROM THE THROTTLE BODY AREA ON LIGHT THROTTLE ACCELERATION ON VEHICLES WITH GEN III ENGINES AND ELECTRONIC THROTTLE. *TT
30152004-08-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 6.0L LQ4 VIN U ENGINE RESTRICTION. *TT
30112004-08-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REPEAT ENGINE OIL LEAK AT MAIN BEARING SIDE BOLT. *TT
0406040072004-08-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. *TT
013532004-07-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE MISFIRE DUE TO INJECTOR FRETTING CORROSION. *TT
00872A2004-07-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL PAN OR OIL COOLER LINE LEAK ON GEN III V-8 ENGINES EQUIPPED WITH AN OIL COOLER. *TT

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