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Service bulletins for the 1994 Oldsmobile Silhouette

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.

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

By type

By component

By trouble code

Bulletins, newest first
1300890092023-12-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
PIC4696E2019-12-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. E version update is to add administrative details.
PIC4696D2019-10-15. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable.
PIC4696C2018-06-18. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code.
018802004-07-01. Service bulletin. POWER TRAIN. NO TCC APPLY, MALFUNCTION INDICATOR LAMP (MIL) ON, TCC SURGE, POSSIBLE P0740, P1870, OR 39 AFTER INSTALLATION OF A REMAN (SRTA) 4T60/4T60E. *TT
990730030A2001-05-24. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING BRAKE NOT APPLIED. *TT
876002A2000-12-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME V6 ENGINES MAY, ON A VERY INFREQUENT BASIS, HAVE AN OIL ODOR CONDITION THAT IS GENERALLY ENCOUNTERED AFTER THE ENGINE'S OIL HAS BEEN CHANGED.TYPICALLY THE ODOR LASTS APPROXIMATELY 1000 MILES AFTER THE CHANGE OF OIL AND THEN DOES NOT REAPPEAR UNTIL THE NEXT CHANGE OF OIL. *TT
9907300302000-03-01. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT
9708017350261998-04-07. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. COMMENT THAT THE ABS LIGHT IS ON WITH DIAGNOSTIC TROUBLE CODES (DTC'S) 46 AND 86 SET AS CURRENT OR HISTORY. *YC
6310441997-06-27. Service bulletin. STRUCTURE:BODY:DOOR. ENGINE SURGE, RPM FLUCTUATES WHILE OPERATING POWER SLIDING SIDE DOOR (REPLACE CONTROLLER). *TW
2381061997-06-27. Service bulletin. ELECTRICAL SYSTEM:WIRING. INTERMITTENT ELECTRICAL CONDITIONS (TIGHTEN LOOSE GROUND NUT G105). *TW
577106A1997-06-27. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. COLD START RATTLE NOISE (DIAGNOSIS/SERVICE PROCEDURE). *TW
960671997-06-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). POLICY ADJUSTMENT - LINEAR EXHAUST GAS RECIRCULATION SYSTEM. *TW
577106A1997-05-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. COLD START RATTLE NOISE. *TW
9573T40011996-04-25. Service bulletin. POWER TRAIN:DRIVELINE. GRINDING AND/OR GROWLING NOISE IN PARK ON INCLINE.*SD
5312021995-11-01. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. UNKNOWN
5761041995-11-01. Service bulletin. VEHICLE SPEED CONTROL. UNKNOWN
5761131995-11-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. UNKNOWN
5312021995-11-01. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. NEW A/C CONTROL ASSEMBLY. *TW
4310471995-11-01. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH. POWER/MANUAL SLIDING DOOR MAY NOT OPEN AT TIMES (REPLACE LOCK). *TW
5371011995-11-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION FLUID SEEPS AROUND CLAMP AT TRANSMISSION OIL COOLER LINE. *TW
5771061995-11-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. COLD START RATTLE NOISE. *TW
4310591995-03-06. Service bulletin. STRUCTURE:FRAME AND MEMBERS. FRAME INSULATOR NOISE. *TW
4363031995-03-06. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. FUEL TANK THUD/CLUNK. *TW
4381411995-02-27. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. GRADUAL LOSS OF POWER/LOW VOLTAGE READING. *TW

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