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Service bulletins for the 2012 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.

1830 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
PI-12282014-07-29. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. CHEVROLET/BUICK: SOME VEHICLES MAY EXPERIENCE MALFUNCTION INDICATOR LAMP (MIL) ON, OR SERVICE CHARGING SYSTEM MESSAGE DISPLAYED, OR CHARGING SYSTEM LIGHT ON. MODEL 2012-2014 LACROSSE, REGAL, MALIBU, IMPALA. *PE
SB12-08-132-001A2013-07-09. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM. GENERAL MOTORS: ON SOME TRUCKS AND PASSENGER VEHICLES, ACCESSORY POWER OUTLETS (APO) AND TRAILER LIGHTING ARE COMMON ACCESSED ELECTRICAL SYSTEMS THAT ARE AFFECTED BY DEVICES THAT ARE PLUGGED IN AND BECOME INOPERATIVE DUE TO AN OPEN FUSE AND NO PROBLEM WITH VEHICLE IDENTIFIED. MODELS YEARS 2010-2014 TRUCKS AND PASSENGER. NO MODELS. *PE
PIP-5033-C2013-07-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. GENERAL MOTORS: EASSIST MESSAGE OR THE BATTERY INDICATOR MESSAGE MAY BE ILLUMINATED. *KB
12238-D2013-04-03. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. GENERAL MOTORS: SERVICE UPDATE FOR INVENTORY VEHICLES ONLY LOSS OF BATTERY CHARGE. INSPECT GENERATOR CONTROL MODULE EXPIRES OCTOBER 31, 2013. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO INSPECT AND REPLACE, IF NECESSARY, THE GENERATOR CONTROL MODULE(GCM). *JS RECEIVED REVISION A AFTER RECEIVING REVISION D. *KB
PI-0745-A2012-09-10. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. GM: LACROSSE, REGAL, SRX, XTS, CAMARO, MALIBU, TERRAIN, EQUINOX: INFORMATION ISSUES WITH ELECTRICAL CONCERNS WITH COMPONENTS FUSED THROUGH INSTRUMENT PANEL FUSE BLOCK, INTERMITTENTLY. *PE UPDATED 1/24/13. *PE
PIP-4989-B2012-06-18. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. BUICK/CHEVROLET: ON CERTAIN EASSIST VEHICLES, BELT FOR THE DRIVE MOTOR GENERATOR MAY BE NOISY, BROKEN, MISALIGNED OR WORN, RESULTING IN A NO CHARGE CONCERN WITH THE MESSAGE, BATTERY SAVER ILLUMINATED. *PE UPDATED ON 5/9/2013. *KB
PIT5074F2012-05-24. Service bulletin. ELECTRICAL SYSTEM. GM: J-35616-64B TERMINAL TEST PROBE AND REPLACEMENT TERMINAL. ALSO INCLUDED MODELS VERANO, REGAL, LACROSSE, CTS, SRX, VOLT, SONIC, MALIBU, IMPALA, EQUINOX, CRUZE, AVALANCHE, TAHOE SUBURBAN, SILVERADO, SIERRA, YUKON, AND TERRAIN FOR MODEL YEAR 2013. MODEL ESCALADE MODEL YEAR 2012-2013. MODEL PONTIAC G3 MODEL YEAR 2007. MODEL WAVE MODEL YEARS 2005-2010. DENALI MODELS MODEL YEARS 2007-2013. *JS
120132012-04-30. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. GM: SERVICE UPDATE FOR INVENTORY VEHICLES ONLY BATTERY DRAIN- REPLACE BATTERY POWER INVERTER MODULE EXPIRES FEBRUARY 28, 2013. SERVICE UPDATE FOR VEHICLES EQUIPPED WITH EASSIST (LUK). *JS
PIC-56262012-04-04. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. BUICK/CHEVROLET: DUE TO POOR CONNECTION AT UNDER HOOD FUSE, 175A OR 80A, A 12V BATTERY DISCHARGE, WITH SERVICE CHARGING SYSTEM MESSAGE, APPEARS. *PE
PIP-49922012-04-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. BUICK/CHEVROLET: THE COOLING FAN MAY BE INOPERATIVE DUE TO LOW SYSTEM VOLTAGE WITH THE BATTERY CONTROL MODULE (HYBRID POWERPACK) AND DRIVE MOTOR GENERATOR. *PE UPDATED /15/12. *PE UPDATED 8/17/12. *PE
PIP-49832012-03-14. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. BUICK: CHECKING DATE CODE AND THE TESTING OF HIGH VOLTAGE INTERLOCK LOOP (HVIL) COVER RESISTANCE ON CERTAIN MODEL YEAR VEHICLES. *PE
PIP-49242011-11-17. Service bulletin. ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD; ELECTRICAL SYSTEM:WIRING; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. BUICK/CADILLAC/CHEVROLET/SATURN/GMC: THERE ARE INJECTOR CODES ON VEHICLE IF EXHIBITING MISFIRE AND SES LIGHT IS ON. *PE UPDATED 6/18/12. *PE
PIP-4583G2011-10-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID. BUICK/CADILLAC/CHEVROLET/GMC: VALVE, CONTROL SOLENOID WILL BE PLACED ON RESTRICTION. *PE UPDATED 4/18/12. *PE
PIC-55202011-10-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. BUICK/CHEVROLET: THE BATTERY MODULE AND EASSIST GENERATOR CONTROL FOR BAS+(HYBRID) EXCHANGE PROCESS IS BEING PLACED ON RESTRICTIONS. *PE UPDATED 5/8/2013 *JS UPDATED ON 6/26/2013. *KB UPDATED ON 7/8/2013. *KB

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