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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.

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Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
05N042006-01-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. EXTENDED COVERAGE PROGRAM 05N04 - EXTENDED COVERAGE FOR COMPOSITE INTAKE MANIFOLD. THIS PROGRAM IS BEING PROVIDED AS A SETTLEMENT TO A CLASS ACTION LAWSUIT. THE TERMS OF THE SETTLEMENT EXTEND THE COVERAGE OF THE ALL-COMPOSITE INTAKE MANIFOLD TO 7 YEARS FROM THE ORIGINAL WARRANTY START DATE OF THE VEHICLE, WITH NO LIMIT ON THE NUMBER OF MILES THAT THE VEHICLE HAS BEEN DRIVEN. *TT
117742001-01-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT A RATTLE NOISE FROM THE EXHAUST SYSTEM NVH DAMPER ON THE LEFT HAND DAMPER ONLY. *TT
46562001-01-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT A RATTLE NOISE FROM EXHAUST SYSTEM NVH DAMPER ON THE LEFT HAND DAMPER ONLY. *TT
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
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
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
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
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.