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Service bulletins for the 2006 GMC Savana

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.

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

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Bulletins, newest first
08-07-30-0152008-08-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC INFORMATION ON MN8, MT1 SES/MIL ILLUMINATED, DTC P0757, HARSH SHIFT, DELAYED 2-3 SHIFT, 2-3 SHIFT FLARE, NO THIRD GEAR, SLIPS IN THIRD GEAR OR REVERSE. *PE
08-07-30-0162008-08-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC INFORMATION ON MH1, MN8, MT1, M15 TRANSMISSION SLIPS, WILL NOT SHIFT OR MAY OVERHEAT, SES/MIL MAY BE ILLUMINATED, DTCS P0218, P0894 SET. *PE UPDATED 8/12/08. *PE
080604018A2008-08-05. Service bulletin. FUEL SYSTEM, OTHER. FUEL FILTER CONTACTS FUEL TANK, POOR CLEARANCE BETWEEN FUEL FILTER AND FUEL TANK (REPOSITION FUEL FILTER MOUNTING BRACKET). *PE
PIP4054A2008-04-07. Service bulletin. SUSPENSION:REAR; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. EATON LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS, EQUIPPED WITH A LOCKING REAR DIFFERENTIAL RPO G80. *NJ UPDATED 7/17/2008. *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
40702008-02-28. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). TRANSFER CASE FRONT INPUT SHAFT SEAL IS POPPED OUT. EQUIPPED WITH (AWD). *NJ
070952008-01-10. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. ENGINE COMPARTMENT FUSE BLOCK COVER ON SOME 2003-2007 CHEVROLET EXPRESS AND GMC SAVANA VEHICLES MAY BREAK WHEN THE COVER IS REMOVED, ALLOWING WATER AND ROAD CONTAMINATES TO ENTER THE FUSE BLOCK. *NJ
0702340012007-10-06. Service bulletin. STEERING:LINKAGES. STEERING WHEEL SHAKE AND/OR TIRE WEAR (INSPECT STEERING LINKAGE). *NJ UPDATED 4/11//08. *NJ
41332007-09-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION SLIPS, WILL NOT SHIFT, SES LIGHT MAY BE ILLUMINATED. *KB
071032007-08-20. Service bulletin. STEERING. STEERING IDLER ARM ATTACHING BRACKET FRACTURE. *KB
0708640102007-06-22. Service bulletin. STRUCTURE:BODY:DOOR. VARIOUS REAR SLIDING DOOR CONDITIONS. *KB
061402007-03-26. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. PASSENGER SIDE WIPER PATTERN CHANGE. *KB
38782007-03-15. Service bulletin. FUEL SYSTEM, DIESEL. DIESEL FUEL SYSTEM ENGINEERING INVESTIGATION. *KB
0708420012007-03-07. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. HEADLAMP SHAKES AT NIGHT. (REPAIR RADIATOR SUPPORT). *KB
0606040662007-03-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LBZ, LLY, ENGINE WITH ROUGH IDLE, POOR PERFORMANCE, BLACK/WHITE EXHAUST SMOKE, MIL/SES LIGHT ON AND ONE OR MORE OF THE FOLLOWING DTC'S P003A, P060B, P0230, P0403, P0401, P0606, P2146, P2149, P2152, P2155. (REPROGRAM ECM AND REPLACE EGR MOTOR OR EGR VALVE. *KB UPDATED 04-27-07. *KB UPDATED. *PE
31362007-02-22. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. *KB UPDATED 10/31/07. *NJ
39312007-02-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NO MOVEMENT WHEN THE SHIFT LEVER IS MOVED TO D4 OR D3. NORMAL OPERATION WHEN MOVED TO D2 D1 OR REVERSE. *KB UPDATED. *KB
0605220062007-02-01. Service bulletin. SERVICE BRAKES, AIR. HYDRO-BOOST UNIT/POWER BRAKE BOOSTER APPEARS TO BE LEAKING. *KB
0608640322007-02-01. Service bulletin. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS. SIDE CARGO DOOR IS HARD TO OPEN. INSTALL NEW HINGE PINS. *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
0306930012007-01-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC INFORMATION ON TURBOCHARGER MALFUNCTION DUE TO LACK OF ENGINE OIL FOR LBZ, LB7, AND LLY DURAMAX DIESEL ENGINE. *KB
0503080192007-01-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC INFORMATION FOR NOISE IN STEERING AND INSPECTION OF IDLER ARM BRACKET. *KB UPDATED ON 09/19/07. *NJ
38932006-09-28. Service bulletin. ELECTRICAL SYSTEM:IGNITION. LOSS OF IGNITION 1 VOLTAGE TO THE IGNITION COILS. CONSUMER EXPERIENCED INTERMITTENT STALL, MISFIRE, OR CRANK NO START. THERE MAY BE NO TROUBLE CODES SET. *KB UPDATED 3/17/09. *PE
40802006-08-19. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT. ABS AND TRACTION OFF LIGHTS COMES ON INTERMITTENTLY. *TT UPDATED 03-01-07. *KB
38122006-07-19. Service bulletin. ELECTRICAL SYSTEM. THROTTLE BODY CODES P2108, P1516, AND U0107. *TT

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