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Service bulletins for the 1999 Mercury Mystique

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.

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

By type

By component

By trouble code

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

Bulletins, newest first
171742003-11-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. MALFUNCTION INDICATOR LAMP ON AND DIAGNOSTIC TROUBLE CODES P0171/P0174 OR P1072/P0175 STORED IN MEMORY OR AS HARD FAULTS. HESITATION, LACK OF POWER OR RUNS ROUGH CONDITION. *TT
153902002-04-17. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). SOME VEHICLES MAY EXHIBIT A CHECK ENGINE LIGHT AND/OR EGR DIAGNOSTIC TROUBLE CODES 332, P0401, P1407 (LACKOF EGR FLOW). *TT
148772001-07-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). SOME VEHICLES MAY ILLUMINATE THE MALFUNCTION INDICATOR LAMP OR RUN ROUGH AFTER THE CATALYST IS REMOVED AND / OR REPLACED. THIS MAY BE DUE TO VACUUM LEAKS AS A RESULT OF TOLERANCE STACKUP WITHIN THE EXHAUST / EGR / INTAKE SYSTEM. *TT
145962001-04-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXHIBITING ONE OR MULTIPLE STUDS BREAK ON EXHAUST FLANGES. *JB
002522001-03-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. ON SOME VEHICLES, AN OBJECTIONABLE EXHAUST, SULFUR, OR ROTTEN EGG ODOR FOLLOWING AGGRESSIVE DRIVING, SUCH AS FULL-THROTTLE ACCELERATION MAY OCCUR. *TT
73112000-03-31. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES WITH CD4E AUTOMATIC TRANSACLE MAY EXHIBIT AN OBJECTIONABLE SULFUR OR ROTTEN EGG ODOR FROM THE EXHAUST FOLLOWING AGGRESSIVE DRIVING. *TT
992372000-03-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. OBJECTIONABLE EXHAUST, SULFUR, OR ROTTEN EGG ODOR AGGRESSIVE DRIVING ON VEHICLES WITH 2.5L ENGINE AND CD4E TRANSAXLE. *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

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