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Service bulletins for the 2011 Chevrolet Tahoe

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.

1685 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
11-09-41-0022011-06-15. Service bulletin. AIR BAGS. GM: THE AIR BAG WARNING LIGHT IS ON WITH STORED TROUBLE CODES DUE TO AN ELECTRO-MAGNETIC INTERFERENCE IN THE AMARILLO, TEXAS AREA. *RM UPDATED 6/24/11. *PE UPDATED 3/12/12. *PE
10-00-89-017C2011-06-14. Service bulletin. UNKNOWN OR OTHER. GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME. *RM
09-09-40-001A2011-06-14. Service bulletin. SEAT BELTS:FRONT:WARNING LIGHT/DEVICES; SEAT BELTS. GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. *RM UPDATED 4/3/12. *PE
06-08-50-006F2011-06-14. Service bulletin. SEATS. GM: THE THIRD ROW SEAT IS DIFFICULT TO REMOVE AND INSTALL BECAUSE OF VARIOUS FLOOR LATCH SITUATIONS. *RM
PIP-4568K2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: SERVICE ENGINE SOON LIGHT IS ON WITH A MISFIRE AND A POSSIBLE TICK NOISE. *RM
PIP-4138K2011-06-08. Service bulletin. ENGINE AND ENGINE COOLING. GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM
PI-03202011-06-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION. GM: THERE ARE COMPLAINTS OF CERTAIN GEARS NOT WORKING OR NO REVERSE. THERE IS ALSO A POSSIBILITY OF TWO INTERNAL TROUBLE CODES. *RM
SB-104242011-06-07. Service bulletin. STRUCTURE. GM: WATER MAY ENTER THE PASSENGER AREA BECAUSE OF A LEAK IN THE HVAC AIR INLET. *RM
PIP-3783-C2011-06-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THE ENGINE LIGHT IS ON AND THE VEHICLE LACKS POWER. THERE ARE MULTIPLE POSSIBLE TROUBLE CODES. *RM UPDATED 10/15/14. *PE
PIE-01312011-06-06. Service bulletin. SEATS:MID/REAR ASSEMBLY. GM: THE THIRD ROW SEATS ARE NOT OPERATING CORRECTLY. THEY WON'T FOLD, TUMBLE, AND CAN'T BE REMOVED. *RM
PIT-4322-D2011-06-01. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION; STEERING. GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM UPDATED 6/18/12. *PE MODELS 2007-13 ALL ESCALADE; AVALANCHE, SILVERADO, SUBURBAN, TAHOE; SIERRA, SIERRA DENALI, ALL YUKONS. UPDATED 11/28/12. *PE UPDATED 4/1015. *PE
PIT-50432011-05-26. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE. GM: ON SOME HYBRID VEHICLES AFTER UPDATING SOFTWARE THERE IS AN INTERNAL TROUBLE CODE STORED AND IT WON'T GO AWAY. *RM
PIT-3749D2011-05-26. Service bulletin. STRUCTURE:FRAME AND MEMBERS. GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB
PIT-4539L2011-05-26. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. GM: A DRIVER MOTOR GENERATOR CONTROL MODULE IS BEING PUT ON RESTRICTION. *RM UPDATED 2/14/12. *PE
PIP-4831B2011-05-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM: MALFUNCTION LIGHT IS ON AND THE TRANSMISSION MAY NOT SHIFT CORRECTLY. *RM
PIP-48512011-05-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: THERE IS AN INTERMITTENT ENGINE LIGHT ON DUE TO FIVE POSSIBLE INTERNAL TROUBLE CODES. THERE MAY ALSO BE AN EXTENDED CRANK AFTER FILLING THE FUEL TANK. *RM UPDATED 5/31/11. *PE UPDATED ON 06/16/2011. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB
PI-0161A2011-05-18. Service bulletin. PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE. GM: THERE MAY BE A RUBBING/GRINDING NOISE WHEN MAKING FULL LEFT TURNS. IT IS MOST NOTICEABLE WHEN DRIVING UP AN INCLINE. *RM
05-09-40-002E2011-05-11. Service bulletin. SEAT BELTS:FRONT:WEBBING; SEAT BELTS:FRONT:RETRACTOR. GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK. *RM UPDATED 12/6/11. *PE
SB-08-09-41-005A2011-05-10. Service bulletin. AIR BAGS:FRONTAL; AIR BAGS. GM: THE AIR BAG DOOR MAY BE WARPED OR NOT SIT FLUSH WITH THE INSTRUMENT PANEL/DASH. *RM
PIT-4801B2011-03-30. Service bulletin. ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; ELECTRICAL SYSTEM:WIRING. GMC/CHEVROLET: CHECK TRAILER WIRING MESSAGE IN DIC POOR CONNECTIONS AT 7-WAY). THIS CONCERN COULD BE CAUSED BY A POOR CONNECTION AT THE 7-WAY TRAILER CONNECTOR. THERE ARE SEVERAL MANUFACTURERS OF 7-WAY (TRAILER SIDE) CONNECTORS AND NO INDUSTRY STANDARD SPECIFICATIONS FOR THESE CONNECTORS. MODELS AVALANCHE, SUBURBAN, TAHOE, SIERRA, SILVERADO, SIERRA DENALI, YUKON, YUKON XL. *PE
PIT-4730A2011-03-28. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SATURN: ADDITIONAL DIAGNOSTIC INFORMATION FOR U0140 OR U0073. VEHICLE MAY EXHIBITS SOME SYMPTOM(S) AS DOOR LOCKS CYCLE WHILE DRIVING; INTERMITTENT NO START; SERVICE STABILITRAK DIC MESSAGE; SPEEDOMETER AND TACHOMETER FREEZE WHILE DRIVING. *PE
PIP-48172011-03-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:WIRING. CADILLAC/CHEVROLET/GMC: (HYBRID) INFORMATION ON INTERNAL TRANSMISSION WIRING HARNESS REPAIRS. DIAGNOSTICS OF ANY ONE OF OR COMBINATION OF THE DTCS LISTED MAY LEAD TO A INTERNAL TRANSMISSION WIRING HARNESS CONCERN. TRANSMISSIONWIRING HARNESS IS FOUND TO BE ROOT CAUSE OF ANY ONE OF THE LISTED DTCS. DO NOT ATTEMPT TO REPAIR THE INTERNAL TRANSMISSION WIRING HARNESS. *PE
PIT-4900A2011-03-28. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. CHEVROLET/GMC: SERVICE TRAILER BRAKE MESSAGE WITH DTC(S) C1115, C1116, C1117, AND/OR C1118 (INSPECT WIRING NEAR PARKING BRAKE PEDAL). THIS CONCERN MAY BE VERY INTERMITTENT AND CAN OCCUR WITH OR WITHOUT A TRAILER CONNECTED TO TRUCK. *PE
SB-07-06-03-002C2011-03-28. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ENGINE AND ENGINE COOLING:ENGINE. CADILLAC/CHEVROLET/GMC: INFORMATION ON INSPECTING TOP POST BATTERY CABLE BOLTS, CLAMPS AND NUTS DURING PRE-DELIVERY INSPECTION (PDI). *PE
PIP-4492P2011-03-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SAAB: OIL CONSUMPTION AND/OR EXHAUST SMOKE-POSSIBLE PCV BAFFLE OR LIFTER CONCERN. UPON INSPECTION, OBVIOUS OIL WILL BE FOUND IN THE INTAKE MANIFOLD AND/OR PCV VACUUM TUBE. *PE UPDATED 3/21/11. *PE UPDATED 5/9/11. *PE UPDATED 5/25/11. *PE UPDATED 06/16/2011. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB UPDATED 6/27/11. *PE

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