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Service bulletins for the 2012 Buick Regal

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.

1749 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIT-4893B2012-05-02. Service bulletin. LATCHES/LOCKS/LINKAGES. GM: DOOR LOCK ACTUATORS INOPERATIVE - PASSIVE ENTRY AND/OR BUTTON PRESS. *KB
PIE-0197B2012-05-02. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. BUICK/CHEVROLET: MANUAL TRANSMISSION SHIFT LEVER CONCERNS - LOOSE, NOISE WHEN SHIFTED, HARD TO SHIFT INTO GEAR OR PROPER GEAR NOT SELECTED WHEN SHIFTED. *KB
PIC-56512012-05-02. Service bulletin. STEERING. BUICK/CHEVROLET: INTERMITTENT SERVICE POWER STEERING MESSAGE WITH DTC U0131. *KB
SB-120322012-05-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERPENTINE BELT SEPARATION. *KB
PI0670B2012-05-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. GM: DIAGNOSTIC TIPS FOR DTC P0776, SLIPS WHEN REVERSE IS SELECTED OR NO REVERSE. SLIP OR FLARE WHEN SHIFTING INTO THIRD/ FIFTH GEAR OR NO THIRD/FIFTH GEAR. ALSO INCLUDED MODEL CHEVROLET CAPTIVA SPORT MODEL YEAR 2012. MODEL CHEVROLET ORLANDO (CANADA) MODEL YEAR 2012. *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
PI-0324-C2012-04-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE AND ENGINE COOLING. GMC/CHEVROLET/BUICK: TRANSMISSION PUMP NEEDS INSPECTING DUE TO ENGINE CRANKING BUT FAILS TO START, HAS NO FORWARD, NO REVERSE, TRANSMISSION LEAKS, HARD SHIFT AND NO CRANKING. *PE UPDATED 2/25/13. *PE UPDATED 1/29/2014 *JS
PIC-56442012-04-17. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM. BUICK: DUE TO POOR CONNECTION, A LACK OR NO POWER STEERING ASSIST. *PE
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
PI-06702012-04-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/BUICK/CHEVROLET: TRANSMISSION SLIPS WHEN IN REVERSE OR NOT IN REVERSE, 3RD GEAR OR NO 3RD GEAR, FLARE SHIFTING TO 5TH OR NO 5TH GEAR. *PE UPDATED 4/17/12. *PE
PI-06582012-04-13. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. CHEVROLET/BUICK/GMC/CADILLAC: FUEL GAUGE HAS AN INCORRECT READING AFTER FILLING OR FUEL LEVEL SLOW TO REGISTER OR DISPLAY AFTER VEHICLE HAS STARTED. *PE
PI-06632012-04-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. BUICK/CHEVROLET/GMC: VEHICLES HAVE ISSUES WITH AUDIO BUTTON FUNCTION, LOW FUEL, FACTORY SETTINGS OPTION NOT WORKING OR INOPERABLE, CLOCK CAN NOT BE SET, AND SIGNAL FOR GPS IS LOST. *PE UPDATED 05/3/2013 *JS
PIP-49932012-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). BUICK/CHEVROLET: DUE TO A COLLISION THAT CAUSED CONTACTORS TO OPEN, SERVICE CHARGING SYSTEM MESSAGE, MIL MAY BE INOPERATIVE. *PE
PIP-4624-M2012-04-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CHEVROLET/BUICK/GMC: RESTRICTION, THROUGH THE PQC, HAS BEEN PLACED ON THE VALVE CONTROL SOLENOID (TEHCM) P/N 24256524 AND 24265367, TO ASSIST ENGINEERING FEEDBACK PRODUCT. *PE
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-49902012-03-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION. BUICK/CHEVROLET/GMC/PONTIAC/SATURN: SOME MODEL YEAR VEHICLES MAY EXPERIENCE SERVICE ENGINE SOON (SES) LAMP ILLUMINATED. ISSUE MAY BE CAUSED BY THE CONTROL SOLENOID/MODULE ASSEMBLY OR MAY HAVE DAMAGED OR POOR TERMINALS FOR UNDER HOOD FUSE BLOCK. *PE
PIP-49582011-10-04. Service bulletin. PARKING BRAKE. BUICK: THE ELECTRONIC PARKING BRAKE (EPB) MODULE MESSAGE IS ON. *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-5512B2011-10-04. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. SAAB/BUICK: DUE TO ALL FOUR WHEEL SENSOR, ABS BRAKE MIL COMES ON. *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
PI-05352011-10-04. Service bulletin. PARKING BRAKE. BUICK: MESSAGE REGARDING THE SERVICE BRAKE IS ON. THE MODULE FOR ELECTRIC PARK BRAKE IS ON. *PE
PIC-54282011-06-15. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING. GM: THE BRAKE, TRACTION, OR STABILITY LIGHTS ARE ON BECAUSE OF DEBRIS STUCK ON THE WHEEL SPEED SENSOR. UPDATED ON 06/15/2011. *KB UPDATED ON 06/20/2011. *RM UPDATED 6/27/11. *PE UPDATED 10/3/11. *PE UPDATED 05/08/2013 *JS UPDATED ON 7/9/2013. *KB UPDATED 7/28/14. *PE

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