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Service bulletins for the 1997 Buick Riviera

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.

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

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Only bulletins with component: Engine are shown. Show all

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
0406010212005-02-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION. *TT
0406010172004-08-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. NEW UPPER INTAKE MANIFOLD AND GASKET KITS. *TT
990603009A2003-04-26. Service bulletin. ENGINE AND ENGINE COOLING. FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *TT UPDATE *EH
010601008A2002-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT
010601007A2001-08-31. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. EXPERIENCING EXCESSIVE ENGINE COOLANT CONSUMPTION, OR AN ENGINE COOLANT LEAK NEAR OR UNDER THE THROTTLE BODY AREA OF THE UPPER INTAKE MANIFOLD. *TT
0106010082001-05-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT
0106010072001-05-17. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. ENGINE COOLANT CONSUMPTION OR COOLANT LEAK (INSPECT FOR MATERIAL DEGRADATION/REPLACE INTAKE MANIFOLDS) *TT UPDATED 11/02/07 *NJ
9906030092000-01-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CONDITIONS WITH FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *TT
9906050052000-01-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT A POPPING TYPE NOISE HEARD IN THE PASSENGER COMPARTMENT. *TT
9709016116A1998-03-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. COMMENTS OF AN ENGINE OIL LEAK THAT APPEARS TO ORIGINATE TOWARD THE DRIVER'S SIDE OF THE VEHICLE; REAR OF ENGINE. *YC
7761101997-08-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL LEVEL INDICATES OVER FULL (REPLACE OIL LEVEL INDICATOR TUBE ASSEMBLY). *TW

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