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Service bulletins for the 2005 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.

796 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
0506040082005-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC TROUBLE CODE (DTC) P1172 OR P2636, FUEL GAUGE READS EMPTY, SERVICE ENGINE SOON (SES) LIGHT ON. *TT
3484A2005-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENT STALL, LOW POWER, AND HARD RESTART WHEN THE VEHICLE IS USED DURING HIGH AMBIENT TEMPERATURES AND IN HIGH ALTITUDES. *TT
33432005-10-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL DIPSTICK UNSEATED OR OIL LEAK. *TT
33172005-10-28. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE. HARD START / NO START OUTSIDE TEMPERATURES BELOW FREEZING. *TT UPDATED 7/13/09. *PE
34132005-10-28. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. COOLANT LEAK. EARLY INDICATIONS POINT TO A CORROSION STRESS CRACK ON THE UPPER CLAMP AT THE LOWER RADIATOR HOSE TO THE WATER PUMP CONNECTION. ENGINEERNG IS TESTING....*TT
3328B2005-10-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. ENGINE RPM SURGE AT 1100 TO 1400 RPM. THIS CONDITION MAY BE NOTICED MORE WHEN TOWING. *TT
3256A2005-10-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). VEHICLE MAY BE BROUGHT IN FOR SERVICE ENGINE SOON (SES) OR MALFUNCTION INDICATOR LAMP (MIL) LIGHT ON. *TT
32582005-10-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 6.6L LLY ENGINE OIL LEAK AT REAR HOUSING COVER BOLT. *TT
32672005-10-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC TROUBLE CODE P0128 OR ENGINE WILL NOT REACH OPERATING TEMPERATURE. *SC
3225A2005-10-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 01-05 6.6 LLY LB7 DURAMAX DIESEL ENGINE AIR FILTER USAGE. *SC
3479A2005-10-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LOWER END ENGINE KNOCK NOISE. *SC
33942005-10-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 6.6 LLY INJECTOR DRIVER CODES. MISFIRE, ROUGH RUNNING, AND THE MIL/SES LIGHT ON. *SC
34502005-10-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. DURAMAX DIESEL HESITATION OR BACKFIRE. *TT
34362005-10-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. ACCESSORY DRIVE BELT NOISE ON COLD START - REPOSITION POWER STEERING PUMP PULLEY. *TT
3431A2005-10-21. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. SERVICE VME - COOLANT LEAK FROM RADIATOR SURGE TANK. *TT
3479C2005-09-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE KNOCK NOISE HEARD AT ALL TIMES. *TT
35042005-09-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. HARD START HOT ONLY AFTER THE ENGINE HAS REACHED OPERATING TEMPERATURE AND THEN SHUT OFF. *TT
7022005-09-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DURAMAX AIR FILTER. GM TECH LINKS. *TT
0506040242005-05-14. Service bulletin. ENGINE AND ENGINE COOLING. REVISED DIAGNOSTIC TROUBLE CODE (DTC) P1172 AND DTC P2636. *TT
0506040232005-05-14. Service bulletin. ENGINE AND ENGINE COOLING. REVISED DIAGNOSTIC TROUBLE CODE (DTC) P2563. *TT
0506030012005-05-13. Service bulletin. ENGINE AND ENGINE COOLING. REVISED ENGINE ELECTRICAL AND AUTOMATIC TRANSMISSION - 4L60E/4L65E SUBSECTIONS - NEW CAUTION STATEMENTS ADDED. *TT
3328A2005-05-12. Service bulletin. ENGINE AND ENGINE COOLING. SURGE AT IDLE OR 1100 TO 1400 RPM. *EH
33752005-05-12. Service bulletin. ENGINE AND ENGINE COOLING. ROUGH IDLE, SERVICE ENGINE SOON (SES)LIGHT, UNSTABLE IDLE, HESITATION, SURGE OR STALLING. WITH DIAGNOSTIC TROUBLE CODES P0300, P0335 OR P0336. *TT
32322005-05-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 1999 - 2005 GEN II COLD ENGINE MISFIRE AT IDLE WITH POSSIBLE P0171 AND/OR P0174. *TT
33482005-05-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. NOISE, SERVICE ENGINE SOON (SES) LIGHT, OR LOW POWER. DEALER MAY FIND TURBINE (EXHAUST SIDE) WHEEL RUB DAMAGE, A BROKEN TURBINE SHAFT, OR TURBO BEARING CONCERN. *TT

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