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Service bulletin 98876121A

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id601058
Published by NHTSA1998-06-24
Manufacturer's number98876121A
Manufacturer's date1998-04-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

VEHICLES MAY EXHIBIT A CLATTERING NOISE AT IDLE SPEED ORIGINATING FROM THE TIMING CHAIN AND FRONT COVER AREA. *YC

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
BUICK CENTURY1993, 1994, 1995, 1996
CHEVROLET BERETTA1992, 1993, 1994, 1995, 1996
CHEVROLET BERETTA1997
CHEVROLET CAVALIER1992, 1993, 1994, 1995, 1996, 1997
CHEVROLET CORSICA1992, 1993, 1994, 1995
CHEVROLET CORSICA1997
OLDSMOBILE CUTLASS1994
PONTIAC SUNFIRE1995
PONTIAC SUNFIRE1996, 1997

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20001092000-04-28. Engine
19990161999-02-15. Engine
19951881995-10-20. Engine
19940151994-02-02. Engine
19931391993-10-05. Engine

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
1300890092023-12-11. Service bulletin. Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
010601002A2003-03-31. Service bulletin. REVISED PISTON PIN REMOVAL / INSTALLATION PROCEDURE. *TT
0206010142002-10-07. Service bulletin. SUBJECT REGARDING REVISED LOWER INTAKE MANIFOLD INSTALLATION. *TT
0106020122002-03-21. Service bulletin. SOME OWNERS MAY COMMENT ON LEAKAGE OF A FEW DROPS OF COOLANT AFTER PARKING THEIR VEHICLE. *TT
010601010A2001-08-30. Service bulletin. SUBJECT REGARDING POLYMER SERVICE PISTONS. *TT
990604005A2001-05-24. Service bulletin. SOME OWNERS MAY COMMENT ON DRIVEABILITY SYMPTONS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT
980542000-12-27. Service bulletin. GENERAL MOTORS HAS DETERMINED THAT SOME VEHICLES EQUIPPED WITH 2.2 LITER ENGINES MAY DEVELOP A FAILURE OF THE CYLINDER HEAD GASKET LEADING TO EXTERNAL COOLANT LEAKS FROM THE CYLINDER HEAD GASKET TO ENGINE BLOCK JOINT. *TT
876002A2000-12-26. Service bulletin. 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
980542000-07-25. Service bulletin. SUBJECT REGARDING ADDTIONAL INFORMATION FOR SPECIAL POLICY 98054 - COOLANT LOSS, VISIBLE COOLANT LEAKAGE, OR COOLANT ODOR. **MR
99088A2000-07-25. Service bulletin. VOLUNTARY EMISSION CAMPAIGN INVOLVING VEHICLES EXHIBITING SYMPTONS RESULTING IN THE ILLUMINATION OF THE CHECK ENGINE LIGHT OR THE ENGINE RUNNING ROUGH. **MR