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Service bulletins for the 1999 Oldsmobile Aurora

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.

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

By type

By component

By trouble code

Bulletins, newest first
PIC59132017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a Supplemental Inflatable Restraint lamp, Service Vehicle Soon lamp on and/or radio locked, possibly after module replacement. Technician will need to check for an incorrect or non-existent VIN number in modules that require them. Technician should ensure that all modules that are replaced are programmed per currently published Service Information. Technician should also check the Sensing and Diagnostic Module part number if it was replaced.
16NA2602016-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBRATION CONCERNS.
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
36122006-01-06. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE LIFTER TICK NOISE. *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
0408610012005-03-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *EH
0302360022005-03-08. Service bulletin. STEERING. REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH
0406050082005-02-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. AVAILABILITY OF EXHAUST MUFFLER FOR SERVICE. *TT
30352004-10-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON (SES) LIGHT ON, SES LIGHT ON AND CHUGGLE OR SURGE. DIAGNOSTIC TROUBLE CODE P0741 (TCC STUCK OFF). *TT
021032004-07-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4T80E MH1 SERVICE ENGINE SOON (SES) LIGHT ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0741 (TCC STUCK OFF). *TT
017922004-04-28. Service bulletin. ENGINE AND ENGINE COOLING. 4.0L L47, 4.6L LD8 L37 ENGINE WATER PUMP COVER P/N 12571913- THERMOSTAT LOOSE. ALSO INCLUDING MODEL 2003 CADILLAC ELDORADO. *MR
017712004-04-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.0L L47, 4.6L LD8, L37, LH2 ENGINE COOLANT OR OIL LEAK.*MR
030844005B2004-03-04. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW. POOR RADIO RECEPTION OR RADIO STATIC/ INCREASED INTERFERENCE WITH REAR WINDOW DEFOGGER ON OR SOME REAR WINDOW DEFOGGER GRIDS MAY BE INOPERATIVE. *TT
0306010272004-01-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. THIS BULLETIN IS BEING ISSUED TO INFORM DEALERS OF ENHANCEMENTS TO CRANKCASE, OIL DISTRIBUTION PLATE AND OIL PAN SEALING BY USING RTV SEALANT. *TT
020730039E2004-01-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. FIRM TRANSMISSION SHIFTS, SHUDDER/CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0742 SET. *TT UPDATE. *TT
00704A2003-11-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THE 4T65E AUTOMATIC TRANSMISSION MAY EXHIBIT A CONDITION OF A HARSH GARAGE SHIFT INTO REVERSE OR DRIVE ON A COLD START. *TT
990603009A2003-04-26. Service bulletin. ENGINE AND ENGINE COOLING. FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *TT UPDATE *EH
0207300312002-10-10. Service bulletin. UNKNOWN OR OTHER. INFORMATION ON INSPECTING THE JULIAN DATE CODE OF TORQUE CONVERTER CLUTCH PLUSE WIDTH MODULATED VALVE ASSEMBLY. *TT
990232008A2001-05-24. Service bulletin. STEERING. SOME CUSTOMERS MAY COMMENT ABOUT A STEERING SHUDDER DURING SLOW SPEED TURNING / PARKING MANEUVERS. *TT
000310007F2001-04-03. Service bulletin. SUSPENSION. VEHICLES MAY EXPERIENCE SHAKE / VIBRATION IN STEERING WHEEL, FLOOR, SEAT AT HIGHWAY SPEEDS ON SMOOTH ROADS. *JB UPDATED *EH GM VOICEMAIL MESSAGE. *TT
990730015A2000-10-11. Service bulletin. POWER TRAIN. CONCERNS WITH MALFUNCTION INDICATOR LAMP ILLIMINATES, SPEEDOMETER FLUCTUATES / INOPERATIVE, CRUISE CONTROL / TORQUE CONVERTER CLUTCH INOPERATIVE. *TT
990862000-07-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CUSTOMER SATISFACTION CAMPAIGN REGARDING VEHICLES EXHIBITING A CONDITION IN WHICH THE CYLINDER HEAD BOLTS MAY BECOME LOOSE. **MR
9908500212000-02-29. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. A CONDITION WITH THE FRONT SEAT BACK AND / OR SEAT CUSHION HEAT ELEMENT IS NON-FUNCTIONING. *TT
990862000-02-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. EXHIBITING A CONDITION IN WHICH THE CYLINDER HEAD BOLTS MAY BECOME LOOSE AND CAUSE COOLANT LEAKS AND POSSIBLE ENGINE DAMAGE. *TT
990862000-01-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES MAY EXHIBIT A CONDITION IN WHICH THE CYLINDER HEAD BOLTS MAY BECOME LOOSE AND CAUSE COOLANT LEAKS AND POSSIBLE ENGINE DAMAGE. *TT

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