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Service bulletins for the 1998 Mercury Grand Marquis

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
83002000-07-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT A BANG / POPPING NOISE HEARD FROM THE EXHAUST SYSTEM DURING COOL-DOWN. **MR
98114832000-07-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME POLICE AND EXPORT CARS EQUIPPED WITH PHONELIC PISTON CALIPERS MAY EXHIBIT BRAKE SQUEAL FROM THE REAR WHEN BRAKING. *TT
130252000-05-12. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT A BANG POPPING NOISE HEARD FROM THE EXHAUST SYSTEM DURING COOL-DOWN. *TT
129502000-05-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLE ENGINES MAY CRANK WITHOUT STARTING. *TT
65062000-05-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT AN EXHAUST MOAN / ROAR HEARD ON SLIGHT ACCELERATION AND AT SPEEDS NEAR 42 MPH FOR SINGLE EXHAUST AND NEAR 62 MPH ON DUAL EXHAUST CARS. *TT
128931999-09-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLE MAY EXHIBIT AN EXHAUST MOAN HEAR ON SLIGHT ACCELERATION. *TT
998161999-08-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. FORD MOTOR COMPANY NOW RECOMMENDS SAE 5W-30 VISCOSITY GRADE FOR SERVICING ANY FORD GASOLINE-POWERED VEHICLE REGARDLESS OF MODEL YEAR. *TT
99471999-05-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE; ENGINE AND ENGINE COOLING:ENGINE. ENGINE EXPERIENCING ROUGHNESS AT IDLE DUE TO EXHAUST SYSTEM RESONANCE. *TT
9823101999-03-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. MASS AIR FLOW (MAF)- SENSOR CONTAMINATION- SERVICE TIP. *AK
9820101999-03-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXPERIENCING A " BUZZING " OR " RATTLING " NOISE FROM THE EXHAUST SYSTEM. *YC
9825181999-03-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBT A CONCERN WITH LIGHT SPARK KNOCK / DETONATION WHILE ACCELERATION IN AMBIENT TEMPERTURES GREATER THAN 32 C (90 F). *YC
9827231999-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. EXHIBITING AN INTERMITTENT STALL CONCERN WITH EITHER NO DIAGNOSTIC TROUBLE CODES (DTC'S) OR DTC P12600 TROUBLE CODE. *YC
98741998-07-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. A NEW SILICONE GASKET AND SEALANT. *YC
98641998-07-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. INFORMATION ON A BUZZING OR RATTLE NOISE FROM THE EXHAUST SYSTEM. *TT

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