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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

Bulletins, newest first
140772000-07-27. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES MAY EXHIBIT A ROUGH IDLE OR HESITATION AFTER A HOT SOAK AT APPROXIMATELY 30 MINUTES. **MR
85712000-07-26. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES MAY EXHIBIT A ROUGH IDLE OR HESITATION AFTER A HOT SOAK OF APPROXIMATELY 30 MINUTES. **MR
82992000-07-26. Service bulletin. SUSPENSION:REAR. SOME VEHICLES MAY EXHIBIT A CREAKING NOISE OR SQUEAKING TYPE NOISE FROM THE REAR SUSPENSION. **MR
9851842000-06-21. Service bulletin. UNKNOWN OR OTHER. VEHICLES MAY EXHIBIT A CONCERN WHERE THE MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATED WITH ONE OR MORE DIAGNOSTIC TROUBLE CODES: P0117, P0122, P0141, P0174-P0175, P0300-P0306, P0320, P0340, P0350-P0360, P0385, P1504-P1507, AND P1518-P1519. *TT
9851542000-06-20. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. INFORMATION ON DIAGNOSING AND SERVICING THE INTEGRATED PASSIVE ANTI-THEFT SYSTEM (IPATS). *TT
9851362000-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SOME VEHICLES WITH CD4E TRANSMISSION MAY EXHIBIT A TRANSMISSION FLUID LEAK. *TT
9851042000-06-20. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. SOME VEHICLES MAY EXHIBIT A CONCERN WITH UNABLE TO PROGRAM PASSIVE ANTI-THEFT SYSTEM (PATS) KEYS. *TT
121742000-06-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT A HARD START/LONG CRANK, COLD START STALL, COLD ROUGH IDLE CONCERN. *MJS
121352000-06-19. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT A CONCERN WHERE THE MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATE WITH DTCS IN THE MEMORY. *MJS
121222000-06-19. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. INFORMATION REGARDING THE DIAGNOSIS AND SERVICE TO THE INTEGRATED PASSIVE ANTI-THEFT SYSTEM (IPATS). *MJS
121192000-06-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME VEHICLES TRANSMISSIONS MAY EXHIBIT A TRANSMISSION FLUID LEAK. *MJS
138302000-06-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH A 2.5L ENGINE AND BUILT AFTER MAY 5, 1999 MAY EXHIBIT AN INTERMITTENT HARD/NO START, ROUGH IDLE OR HESITATION AFTER A HOT SOAK OF APPROXINATELY 30 MINUTES. *MJS
137612000-06-12. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. SOME VEHICLES EQUIPPED WITH 2.0L ENGINES MAY EXHIBIT SYMPTOMS OF CLUTCH SLIPPAGE OR NO CLUTCH ENGAGEMENT AFTER PERFORMINB REPAIRS TO THE CLUTCH SYSTEM. *MJS
83342000-06-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH A 2.5 ENGINE AND BUILT AFTER MAY 25, 1999 MAY EXHIBIT AN INTERMITTENT HARD / NO START, ROUGH IDLE OR HESITATION AFTER A HOT SOAK OF APPROXIMATELY 30 MINUTES. *TT
82992000-06-12. Service bulletin. SUSPENSION:REAR. SOME VEHICLES MAY EXHIBIT A CREAKING OR SQUEAKING TYPE NOISE FROM THE REAR SUSPENSION OCCURRING OVER BUMPS DURING LOW SPEED MANEUVERS ONLY. *TT
138662000-06-08. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. EXPERIENCING A HOOT NOISE FROM THE IDLE IDLE AIR BYPASS SOLENOID ON DECELERATION, USUALLY IN COLD AMBIENT TEMPERATURES. *TT
79232000-06-08. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. CLUTCH WILL NOT ENGAGE AFTER SERVICE.
00412000-06-07. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. VEHICLE MAY EXPERIENCE FLUTTERING NOISE HEARD FROM HEATER PLENUM AREA VEHICLES BUILT FROM 11/2/1998 THROUGH 12/22/1998. *MJS
00372000-06-07. Service bulletin. UNKNOWN OR OTHER. VEHICLE MAY EXPERIENCE THE MALFUNCTION INCIATOR LAMP (MIL) ILLUMINATION WITH DIAGNOSTIC TROUBLE CODES (DTCS). *MJS
81282000-06-07. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES MAY EXPERIENCE A HOOT NOISE FROM THE IDLE IDLE AIR BYPASS SOLENOID ON DECELERATION, USUALLY IN COLD AMBIENT TEMPERATURES. THE IDLE SPEED MAY ALSO REMAIN SLIGHTLY HIGHER OR LOWER THAN DESIRED WHEN THIS NOISE IS PRESENT. *TT
00192000-06-07. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. INFORMATION REGARDING SEVERAL INTERNAL CHANGES THAT HAVE BEEN IMPLEMENTED ON THE MRX-75 TRANSAXLE TO IMPROVE SHIFT EFFORTS. *MJS
80542000-06-07. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES EQUIPPED WITH A 2.5L ENGINE AND BUILT AFTER MAY 5, 1999 MAY EXHIBIT AN INTERMITTENT HARD / NO START, ROUGH IDLE OR HESITATION AFTER A HOT SOAK OF APPROXIMATELY 30 MINUTES. *TT
00152000-06-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS
135422000-05-18. Service bulletin. ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH. EXPERIENCING AN INTERMITTENTNOISE DESCRIBED AS A BUZZ OR RATTLE FROM THE CENTER OF THE INSTRUMENT PANEL OR BEHIND THE CLUSTER AREA. *TT
74512000-05-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES EQUIPPED WITH 2.0L ENGINE MAY EXHIBIT A TIMING BELT SHREDDING OR TIMING BELT STRIKING THE FRONT COVER. *TT

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