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Service bulletins for the 2011 Buick LaCrosse

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.

1641 on file from NHTSA, as of 2026-10-19.

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By component

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Bulletins, newest first
PIE-0119A2011-06-08. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. GM: TIRE PRESSURE MONITOR MALFUNCTION LIGHT IS ON. *RM
PIC-5327-A2011-06-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE. GM: SERVICE ENGINE SOON LIGHT IS ON DUE TO CORROSION. *RM UPDATED 6/18/12. *PE
PIC-5333A2011-05-21. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS. GM: THERE IS AN EBCM BRAKE BLEED PROCEDURE AVAILABLE. 2010-2011 LACROSSE. *RM
PIC-53982011-05-21. Service bulletin. STRUCTURE:BODY. GM: ON SOME 2010-2011 BUICK LACROSSE VEHICLES THE FRONT CARPETING IS WET ON THE PASSENGER SIDE FROM A PLUGGED HVAC EVAPORATOR TUBE. *RM
SB-103162011-05-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:SOFTWARE. GM: THE ENGINE MAY STALL WHEN COMING TO A STOP OR TURNING IN HOT WEATHER. THE ENGINE WILL RESTART. THERE IS A SERVICE PROCEDURE FOR REPROGRAMMING THE ECM. *RM
PB-102572011-05-11. Service bulletin. SERVICE BRAKES, AIR:SUPPLY:LOW PRESSURE WARNING:SWITCH; SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE. GM: CERTAIN 2011 BUICK LACROSSE VEHICLES A BRAKE PRESSURE RELIEF VALVE THAT MAY CAUSE THE BRAKES TO STAY LOCKED DURING AN ANTI-LOCK BRAKE SITUATION. *RM UPDATED 5/17/11. *PE UPDATED 6/22/11. *PE
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-08-05-23-006E2011-05-11. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR; SERVICE BRAKES, AIR:DISC:ROTOR. GM: DUE TO NEW BRAKE ROTOR STYLE THERE MAY BE A NOISE OR PULSATION FELT IN THE BRAKES. THERE IS A PROPER DIAGNOSTIC PROCEDURE. *RM
PI-02712011-05-10. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM. GM: A SERVICE POWER STEERING MESSAGE MAY BE PRESENT WITH THE DRIVER COMPLAINING OF INTERMITTENT STEERING DIFFICULTY. *RM
PIC-5257A2011-03-11. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; STEERING. BUICK/CADILLAC/CHEVROLET/GMC: SERVICE STABILITY MESSAGE WITH CODE U07010. AFTER FURTHER INVESTIGATION YOU MAY NOTICE TROUBLE CODE 70710 SET BY THE STEERING ANGLE SENSOR. *PE
PI-02192011-03-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. BUICK: DURING START UP AN INTERMITTENT AFL LAMPS NEED SERVICE MESSAGE DISPLAYED OR AFL LAMPS NEED SERVICE MESSAGE DISPLAYED CONTINUOUSLY AND ONE HEADLAMP BULB WILL NOT ILLUMINATE (INSPECT AND REPLACE HEADLAMP BULB AND/OR BALLAST, REPROGRAM HEADLAMP CONTROL MODULE USING TIS2WEB AND SPS). *PE
PI-0185-A2011-03-08. Service bulletin. LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK; STRUCTURE:BODY:HATCHBACK/LIFTGATE. BUICK/CADILLAC/CHEVROLET/GMC/SATURN: INTERMITTENT UNWANTED LIFTGATE OR TRUNK OPENING, LIFTGATE OR TRUNK INOPERATIVE. TECHNICIAN MAY DETERMINE THAT THEY ARE UNABLE TO DUPLICATE THESE INTERMITTENT CONDITIONS. *PE UPDATED 3/12/12. *PE
PI-0181A2011-03-08. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). BUICK: CORRECT TRANSFER CASE (PTU) VENT HOSE ROUTING. TRANSFER CASE VENT HOSE MAY HAVE BEEN ROUTED INCORRECTLY DURING ASSEMBLY. IF THE TRANSFER CASE VENT HOSE IS ROUTED INCORRECTLY, AND DEPENDING ON WHERE IT IS MISROUTED, A CUSTOMER MAY COMMENT ON A PASSENGER COMPARTMENT ODOR OR A SLIGHT FLUID LEAK UNDER THE VEHICLE. *PE UPDATED 5/31/11. *PE
PIE-01102011-03-01. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. CADILLAC/BUICK: ENGINEERING INFORMATION-DOOR LOCK (LATCH) REPLACEMENT. ENGINEERING ATTEMPTING TO DETERMINE THE ROOT CAUSE OF THE DOOR LOCK REPLACEMENT. *PE UPDATED ON 06/08/2011. *KB
SB-102222010-10-07. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; ENGINE AND ENGINE COOLING:ENGINE. BUICK/CHEVROLET/GMC: SERVICE UPDATE FOR INVENTORY AND CUSTOMER VEHICLES; INCREASED RPM DURING CERTAIN SHIFTS-EXPIRES WITH BASE WARRANTY. PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE TRANSMISSION CONTROL MODULE ON CERTAIN VEHICLES EQUIPPED WITH 6 SPEED TRANSMISSION (6T70/6T75). *PE
PIT-49312010-03-26. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. GMC/CHEVROLET/CADILLAC/BUICK: A DOOR MAY NOT OPEN, INTERMITTENTLY, W/THE OUTSIDE HANDLE AND/OR THE INSIDE HANDLE. MAY BE CAUSED IF THE LINKAGE ON THE DOOR LATCH IS NOT ALLOWED TO FULLY RETURN TO ITS RELAXED POSITION. *PE UPDATED ON 06/24/2011. *KB MODELS 2010-2013 LACROSSE, CAMARO, EQUINOX, TERRAIN. UPDATED 11/28/12. *PE

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