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Service bulletins for the 2007 Chevrolet Avalanche

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.

1251 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
08-06-03-0072008-09-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GMC: NO START, NO CRANK, INTERMITTENT ELECTRICAL OPERATIONS (CHECK FOR POOR CONNECTIONS WITHIN ENGINE WIRING HARNESS JUNCTION BLOCK). *PE
PIP33432008-04-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). POSSIBLE ENGINE OIL LEAK DUE TO PCV FREEZE-UP, EQUIPPED WITH THE 4.8, 5.3, 6.0, AND 6.2 V-8 ENGINES. *NJ
PIT42842008-04-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE STALLS AFTER BEING REMOTE STARTED. *NJ
PIP43442008-03-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SHORT DURATION COLD START LIFTER TICK NOISE. EQUIPPED WITH THE 5.3 OR 6.0 ACTIVE FUEL MANAGEMENT ENGINES. *NJ
39172007-10-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE HAS LOW POWER ON ACCELERATION OR WHEN TOWING. EQUIPPED WITH THE 6.0L LY6 AND L76 ENGINE. *NJ UPDATED 1/29/08. *NJ
0706040132007-06-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHUGGLE, SURGE OR HESITATION MAY BE FELT WITH ACTIVE FUEL MANAGEMENT SYSTEM CYLINDER DEACTIVATION TRANSITION FROM V8 MODE TO V4 MODE. *KB
0606030132007-04-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENT LOW BATTERY VOLTAGE, ENGINE WILL NOT CRANK, ENGINE CRANKS BUT WILL NOT START, CHARGING SYSTEM LIGHT ON, SERVICE BATTERY CHARGING SYSTEM MESSAGE DISPLAYED, DTC B1405 AND/OR B1516 SET. (REPROGRAM BCM). *KB UPDATED 11/02/07 *NJ
40402007-04-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HARSH TCC APPLY OR TCC CYCLING. *KB
0606030112007-03-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HUMMING OR BUZZING FROM REAR OF VEHICLE AND/OR POSSIBLE DEAD BATTERY. (CHECK FUEL PUMP RELAY AND REPLACE, IF NECESSARY). *KB
40062007-02-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. WHINE HOWL NOISE FROM THE REAR DIFFERENTIAL ON VEHICLES EQUIPPED WITH AN 8.6 REAR AXLE. *KB
39502007-02-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENT SERVICE 4 WHEEL DRIVE LAMP ON AND CODE C0378. *KB UPDATED 10/03/07. *NJ
39392007-02-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TRANSFER CASE CONTROL MODULE INVESTIGATION. *KB
0606020072007-02-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LY2, LY5, LY6, LH6, L76, LMG, LC9, L92, COOLANT OR RUBBER TYPE ODOR, LOSS OF ENGINE COOLANT AND/OR OVERHEAT CONDITION. *KB
0606030092007-02-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC INFORMATION ON BATTERY DRAW NO START - BODY CONTROL MODULE, BCM POWER TIMER. *KB
0608450072007-01-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NO START/LOSS OF LOW SPEED LAN, DTC'S SET. *KB
0606040422007-01-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LR4, LY2, L33, LH6, LM7, L59, LC9, LMG, LY5, LS2, LQ9, LQ4, L76, LY6 THROTTLE ACTUATOR CONTROL (TAC). MODULE CODES, MIL/SES DTC'S P2108, P1516, U0107, REDUCED ENGINE POWER. *KB
39082006-10-27. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. FULL SIZE UTILITIES WITH COOLANT LOSS, ROUGH RUNNING, AND MISFIRE. EQUIPPED WITH LMG LYD OR LC0 5.3L ENGINES. *KB

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