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Service bulletins for the 2012 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.

1794 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PI-08022012-11-19. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. CHEVROLET/GMC: MALFUNCTION INDICATOR LAMP REGARDING FUEL GAUGE REGISTERING EMPTY OR INOPERATIVE AFTER HALF A TANK OF FUEL AND WILL BE CORRECTED WITH NEW COMPRESS NATURAL GAS (CNG) MODULE. MODEL 2012 EXPRESS, SAVANA. *PE
PI-07592012-09-10. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:WIRING. GM-EXPRESS/SILVERADO/SAVANA/SIERRA: DUE TO POOR CONNECTIONS AND INTERMITTENT CONDITION OF MAP SENSOR CONNECTOR WIRING HARNESS TERMINAL CRIMPS, TRUCKS HAVE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION AND REDUCED ENGINE POWER DISPLAY MESSAGE. *PE
PIP-50312012-08-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/CHEVROLET: SOME TRUCKS, EQUIPPED WITH AUTOMATIC TRANSMISSION 4L60E, MAY EXPERIENCE SLIPPING, MISSED OR LATE SHIFTS IN 3RD AND 4TH GEARS DUE TO POSSIBLE 3-4 CLUTCH DISTRESS. *PE
PIT-5122-C2012-08-02. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL; EXTERIOR LIGHTING:BRAKE LIGHTS. GENERAL MOTORS: SERVICE STABILITY MESSAGE LOW POWER BRAKE LIGHT AND CRUISE CONTROL OPERATION- DTC C0161 AND/OR C0277. NEW FOR THE 2012 MODELS IS A DUAL BRAKE PEDAL POSITION (BPP) SENSOR (TWO SENSORS IN ONE). THE DUAL BPP REPLACES THE OLD STYLE OPEN/CLOSED BRAKE SWITCH WHICH HAS BEEN USED FOR YEARS. *JS MODELS 2012-13 ALL ESCALADES; AVALANCHE, EXPRESS, SILVERADO, SUBURBAN, TAHOE; SAVANA, SIERRA, ALL YUKONS AND DENALIS. UPDATED 11/28/12. *PE
PIP-5009-D2012-06-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). GMC/CHEVROLET: MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATED AND HAS A HARSH SHIFT 1-2. THE TCC ENABLE SOLENOID AND WIRE HARNESS SHOULD BE REPLACED WHEN REPAIRS ARE PERFORMED ON TRANSMISSION. *PE
PIP-4949-B2012-05-24. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. GM: DURAMAX DIESEL HARD START, NO START, OR DTC P0087 INJECTION PUMP REPLACEMENT. NORMAL SI DIAGNOSTICS MAY BE INCONCLUSIVE OR LEAD TO A FUEL INJECTION PUMP REPLACEMENT. *JS UPDATED 11/12/14. PE
PB-120502012-05-23. Service bulletin. SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY. CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME 2011-2012 TRUCKS, A GRINDING NOISE AND VIBRATION WOULD BE NOTICEABLE DUE TO THE REAR AXLE RIGHT HAND SIDE BEARING ADJUSTER CLIP AND BOLT MAY COME LOOSE INSIDE OF REAR AXLE. *PE UPDATED 9/6/12. *PE UPDATED 7/18/14. *PE UPDATED 11/6/15. *PE
PI-06902012-05-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM: ERRATIC TRANSMISSION SHIFTING AND ILLUMINATED MIL. TECHNICIANS MAY FIND DTCS P0961, P0965, P0969, OR P2762 AS HISTORY OR ACTIVE DTCS. *JS UPDATED 12/9/14. *PE
PI0639A2012-05-01. Service bulletin. STEERING; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS UPDATED ON 7/9/2013. *KB
PI-06712012-04-17. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. GENERAL MOTORS: RESERVOIR FOR POWER STEERING FLUID IS HEAT DAMAGED AND LEAKING. MAY CAUSED PROBLEMS WITH POWER STEERING PUMP. *PE
PIE-02012012-04-04. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. CHEVROLET/GMC: WHEN HVAC SYSTEM IS TURNED ON , THERE IS NO AIR FLOW AND THE BLOWER MOTOR IS INOPERATIVE. *PE
PI-05852011-12-06. Service bulletin. LATCHES/LOCKS/LINKAGES; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. CHEVROLET/GMC: BULLETIN PROVIDING INFORMATION REGARDING AVAILABILITY OF FRONT SIDE DOOR LATCH/LOCK AS A SEPARATE PART. *PE
PIP-49422011-10-03. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. CHEVROLET/GMC: AT HIGH PRESSURE PUMP TO HIGH PRESSURE FUEL LINES THERE ARE SIGNS OF FUEL LEAKAGE AND/OR FUEL ODOR. *PE UPDATED ON 5/2/2012. *KB
PI-04882011-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). GM: THE TRANSMISSION IS SLIPPING OR HAS NO FORWARD/REVERSE MOVEMENT. *RM UPDATED 4/16/12. *PE UPDATED 6/18/12. *PE UPDATED ON 7/09/2013. *KB
SB-10-04-17-001A2011-06-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM: 2010-2012 EXPRESS/SAVANA. THERE IS A TRANSMISSION FLUID LEAK AT THE REAR OF THE TRANSMISSION. THERE IS A MISSING PLUG. *RM
SB-09-03-09-002A2011-06-30. Service bulletin. SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY; SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:LEAF. GM: THERE IS A NOISE FROM THE REAR OF THE VEHICLE DURING ACCELERATION AND IS FROM METAL TO METAL CONTACT OF BUSHINGS. 2006-2012 EXPRESS/SAVANA. *RM
PI-03342011-06-07. Service bulletin. ELECTRICAL SYSTEM. GM: THE DOME LIGHT IS INOPERATIVE. THE AIR BAG LIGHT IS ON AND THE DOOR AJAR LIGHT IS ON. THIS IS LIKELY CAUSED BY A WIRING HARNESS. *RM UPDATED ON 6/27/2011. *KB
PI-02342011-02-26. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. CHEVROLET/GMC: DISABLE AUTO DOOR LOCKING FOR EMERGENCY RESPONSE VEHICLES. IN ORDER TO DISABLE THE AUTO DOOR LOCKING FUNCTION, IT IS NECESSARY TO REPROGRAM THE BCM. *PE UPDATED ON 06/27/2011. *KB
0302320032003-12-01. Service bulletin. STEERING. STEERING NOISE WHEN TURNING LEFT. *TT UPDATED 3/4/11. *PE UPDATED ON 6/30/2011. *KB

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