1998 Oldsmobile 88 TSBs

SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK.

SOME OWNERS MAY COMMENT ON A TRANSMISSION OIL LEAK.

EXPERIENCING EXCESSIVE ENGINE COOLANT CONSUMPTION, OR AN ENGINE COOLANT LEAK NEAR OR UNDER THE THROTTLE BODY AREA OF THE UPPER INTAKE MANIFOLD.

SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK.

ENGINE COOLANT CONSUMPTION OR COOLANT LEAK (INSPECT FOR MATERIAL DEGRADATION/REPLACE INTAKE MANIFOLDS) ...

CONDITION REGARDING THE ENGINE INTERMITTENTLY STALLS DURING A CLOSED THROTTLE DECELERATION FROM ABOUT 35 MPH.

COMMENTS THAT THE ENGINE RUNS ROUGH, HAS LACK OF POWER, HAS A KNOCK NOISE, AND/OR THE MIL (MALFUNCTION INDICATOR LIGHT) IS ILLUMINATED.

WIRE HARNESS MAY BE STRETCHED, OR THE PCS MAY NOT BE ORIENTED IN THE SAME POSITION, AFTER INSTALLING A SERVICE REPLACEMENT VALVE BODY ASSEMBLY.

NEW UPPER INTAKE MANIFOLD AND GASKET KITS.

INFORMATION ON SERVICING 4T65-E TRANSAXLE SPACER PLATE AND GASKETS FOR VARIOUS MODELS FROM 1997 THROUGH 2002.

INFORMATION ON SERVICING 4T65E TRANSAXLE SPACER PLATE AND GASKETS.

CONCERNS WITH SLIPS, HARSH UPSHIFT OR GARAGE SHIFTS, LAUNCH SHUDDERS, FLARES, ERRATIC SHIFTS AND INTERMITTENT CONCERNS,...

VEHICLES WITH HYDRA-MATIC TRANSAXLE MAY EXHIBIT VEHICLE SHUDDER WHEN REAPPLYING THROTTLE (GREATER THAN 50%) AFTER STOPPING.

SUBJECT REGARDING LOW POWER / STUMBLE WHEN ACCELERATING IN TURNS OR STRAIGHT LINE.

SUBJECT ON ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS.

SOME CUSTOMERS MAY COMMENT THAT THE VEHICLE

SOME CUSTOMERS MAY COMMENT THAT THE CUPHOLDER DOES NOT STAY LATCHED.

CERTAIN VEHICLES WERE BUILT WITH INCORRECT VEHICLE EMISSION CONTROL LABELS.

PRODUCT EMISSION CAMPAIGN REGARDING VEHICLES WITH AN INCORRECT VEHICLE EMISSION CONTROL LABEL.

This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.

UPCOMING PRODUCT SAFETY RECALL FUEL PRESSURE REGULATOR.

CONCERNS OF DOOR HANDLES ON WHITE PAINTED VEHICLES TRUNING YELLOW.

COMMENTS ON INOPERATIVE POWER DOOR LOCKS (FRONT AND/OR REAR DOORS).

NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION.

INFORMATION ON SPARK PLUG TIP EROSION CALIBRATION PCM REFLASH.

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

Vehicle Recalls

This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with...

INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS).