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Service bulletins for the 2002 Buick LeSabre

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.

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

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By component

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Bulletins, newest first
PIC-5050-A2016-08-17. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. DEALER IS TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE IF THE CONCERN IS STILL PRESENT.
SB-10-08-50-003B2012-02-06. Service bulletin. SEATS:FRONT ASSEMBLY:HEAD RESTRAINT. GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. *PE
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
08089-B2009-02-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE
08-089B2008-12-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. BUICK CHEVROLET GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. CSC LETTER WAS RECEIVED. *PE
PIC-48872008-12-02. Service bulletin. SUSPENSION:REAR:SHOCK ABSORBER; SUSPENSION:FRONT:SHOCK ABSORBER. GMC: HARSH RIDE OR LINE INSTALLATION CONCERN WITH DELCO SHOCK KIT. CONCERNS WITH CONNECTING THE LINES TO THE SHOCKS AND THE AIR COMPRESSOR. CONCERN OF HARSH RIDE AFTER INSTALLATION. *PE
08-0892008-11-15. Service bulletin. EQUIPMENT:ELECTRICAL. BUICK CADILLAC CHEVROLET GMC HUMMER OLDSMOBILE PONTIAC SAAB SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. FCC RULED IN 2002 WIRELESS CARRIERS WOULD NO LONGER RE REQUIRED TO SUPPORT ANALOG WIRELESS NETWORK STARTING IN 2008. *PE CSC LETTER WAS RECEIVED. UPDATED 12/1/08. *PE
0807300022008-07-09. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATIONAL ON 4T65-E MN7, M15 AND M76 FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTCS P0741, P0742, P0757, P842, HARSH SHIFTS OR SLIPS. *PE
40012006-05-16. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. INTERMITTENT UNWANTED DYNAMIC REAR PROPORTIONING (DRP) EVENT. *TT
7092005-12-16. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR; SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; VISIBILITY. CAR ISSUES - FIX IT RIGHT THE FIRST TIME (NEW ISSUES IN BOLD). TO INCLUDE 2006 AND 2007 MODELS. GM. TECH LINK. *TT
7092005-12-15. Service bulletin. ENGINE AND ENGINE COOLING. OIL LIFE SYSTEM RESET PROCEDURES - CARS. GM TECH LINK. *TT
0506040582005-11-11. Service bulletin. VEHICLE SPEED CONTROL. INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT
34832005-11-07. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. POWER WINDOW INOPERATIVE, NOISY OR GLASS DROPS. *TT
0508640112005-11-03. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. FRONT DOOR WINDOW BINDS/INOPERATIVE/MOVES SLOWLY. *TT
3157A2005-10-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE WHINE OR BUZZ NOISE SOUNDS LIKE A GENERATOR TYPE NOISE ON 3.1L OR 3.8L ENGINES. *TT
3253A2005-10-27. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. HEATED SEAT INOPERATIVE AFTER SEAT ELEMENT REPLACEMENT. *TT
572005-09-13. Service bulletin. ELECTRICAL SYSTEM:WIRING. WIRE HARNESS MAY BE STRETCHED, OR THE PCS MAY NOT BE ORIENTED IN THE SAME POSITION, AFTER INSTALLING A SERVICE REPLACEMENT VALVE BODY ASSEMBLY. GM TECH LINK. *TT
572005-09-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION SHIFT CONDITIONS. GM TECH LINK. *TT
6112005-09-06. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. TIRE PRESSURE MONITOR RESET/LEARN-WHEN THE PRESSURE IN THE AFFECTED TIRE WAS SET TO SPECIFICATION ON SOME VEHICLES, THE CHECK TIRE PRESSURE AND OR XX TIRE HIGH/LOW DISPLAY IS CANCELED WITHIN 20 SECONDS OF THE PRESSURE ADJUSTMENT. *SC
5102005-09-02. Service bulletin. STRUCTURE. ASHTRAY REPAIR SPRING-IN SOME CASES, THE ASHTRAY WAS BUILT WITH TWO SAME-SIDE SPRINGS WHICH MAY DEFORM CAUSING THE ASHTRAY TO HANG UP. *SC
0401390052005-09-02. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. NOISY BLOWER MOTOR. *SC
00112A2005-05-11. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS. POPPING NOISE IN THE FOOTWELL AREA. *TT
08042005-04-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL LIFE SYSTEM RESET PROCEDURES - CARS. *NM
0508610022005-04-19. Service bulletin. STRUCTURE:BODY. FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *TT UPDATE. *TT UPDATED ON 06/30/2011. *KB
0508500032005-04-19. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. HEATED SEAT INOPERATIVE AFTER REPAIR WITHIN ONE WEEK OF USAGE. *TT

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