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Service bulletin 676114A

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 id52601
Published by NHTSA1997-08-21
Manufacturer's number676114A
Manufacturer's date1997-03-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

ENGINE NOISE (INSTALL VALVE STEM OIL SEAL). *TW

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 ROADMASTER1994, 1995, 1996
CADILLAC FLEETWOOD1994, 1995, 1996
CHEVROLET ASTRO1996 to 1997
CHEVROLET BLAZER1996, 1997
CHEVROLET C SERIES(LIGHT)1996 to 1997
CHEVROLET CAPRICE1994, 1995, 1996
CHEVROLET G SERIES1996
CHEVROLET G SERIES1997
CHEVROLET IMPALA1994 to 1996
CHEVROLET K SERIES1996 to 1997
CHEVROLET P SERIES1996 to 1997
GMC C SERIES(LIGHT)1996 to 1997
GMC G SERIES1996 to 1997
GMC JIMMY1996 to 1997
GMC K SERIES1996 to 1997
GMC P SERIES1996 to 1997
GMC SAFARI1996, 1997
OLDSMOBILE BRAVADA1996, 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
19950741995-04-24. Engine
19940641994-03-25. Engine
94V0490001994-03-21. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

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
PI09692018-06-04. Service bulletin. This preliminary informational bulletin provides information on High Oil Pressure on Startup After Engine Replacement Concern.
0006050012005-02-15. Service bulletin. BOOM TYPE NOISE DURING ENGINE WARM UP. THIS SERVICE BULLETIN REPLACES 000605001A. *EH
30812004-11-17. Service bulletin. SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT
012252004-07-08. Service bulletin. ENGINE COOLANT LEAK AT INTAKE GASKET. * MJ
017272004-04-30. Service bulletin. 4.3 L35 LU3 RATTLE OR BUZZ NOISE FROM ENGINE. SIT BULLETIN 1457619. *TT
000605001A2004-03-02. Service bulletin. CONCERNS WITH BOOM TYPE NOISE DURING ENGINE WARM-UP HEARD IN THE VEHICLE PASSENGER COMPARTMENT. *TT
0306010242003-12-04. Service bulletin. RATTLE NOISE IN ENGINE. *TT
0306040512003-12-02. Service bulletin. REVISED DIAGNOSTIC TROUBLE CODE (DTC) P0146 HO2S CIRCUIT INSUFFICIENT ACTIVITY BANK 1 SENSOR 3. *TT
030601024A2003-12-02. Service bulletin. RATTLE NOISE IN ENGINE. *TT