The 1999 Mercury Mystique Service and Repair Manual is a practical, workshop-ready reference for maintenance, diagnostics, and repairs. Use it to troubleshoot symptoms, follow step-by-step procedures, verify specifications, and confirm wiring and connector locations before replacing parts.
Ideal for technicians and DIY owners, it supports everything from routine service to deeper mechanical and electrical work—including drivability, no-start, warning lights, overheating, brake and suspension issues, HVAC faults, and circuit testing.
Trims covered
- GS Sedan 4-Door
- LS Sedan 4-Door
Engines covered
- 2.0L 1989CC 121Cu. In. l4 GAS DOHC Naturally Aspirated
- 2.5L 2450CC 155Cu. In. V6 GAS DOHC Naturally Aspirated
What’s inside
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Why this manual matters
- Faster diagnostics with system-based troubleshooting and wiring diagrams
- Clear procedures and reference sections to reduce guesswork and rework
- Helpful for maintenance planning and verifying parts/specs before repairs
CERTAIN AFTERMARKET BRAKE HYDRAULIC MASTER CYLINDERS SOLD AS REPLACEMENT BRAKE CYLINDERS FOR CERTAIN FORD, DAIMLERCHRYSLER, AND JEEP PASSENGER VEHICLES. THESE BRAKE CYLINDERS WERE SOLD UNDER THE BRAN
LOSS OF BRAKE FLUID CAN LEAD TO A DECREASE IN BRAKE LINE PRESSURE AND AN INCREASE IN STOPPING DISTAN
AFFINIA (BRAKE PARTS, INC.) WILL REPLACE THE SUBJECT BRAKE HYDRAULIC MASTER CYLINDERS FREE OF CHARGE
VEHICLE DESCRIPTION: PASSENGER VEHICLES NOT EQUIPPED WITH THE ANTI-LOCK BRAKING SYSTEM (ABS). A PRESSURE CONSCIOUS REDUCING VALVE (PCRV) IN THE REAR BRAKES MAY BE SUBJECT TO CORROSION AND RESULT IN
IF BOTH PCRV'S MALFUNCTION, VEHICLE HANDLING COULD BE ADVERSELY AFFECTED DURING BRAKING AS A RESULT
DEALERS WILL INSTALL IMPROVED PCRV'S IN THE REAR BRAKE SYSTEM. THIS RECALL WAS EXPANDED IN SEPTEMBE
GENERAL (PCM) POWER TRAIN CONTROL MODULE PROGRAMMING PROCEDURES. *TT
REAR WINDOW DEFROSTER GRID/INTEGRAL ANTENNA DIAGNOSIS AND REPAIR - TERMINAL TAB REPAIR. *TT
GENERAL POWER TRAIN CONTROL MODULE (PCM) PROGRAMMING PROCEDURES. *TT
STEERING COLUMN SHIPPED WITHOUT CRUSH PAD - REUSE ORIGINAL CRUSH PAD IF NOT DAMAGED. *TT
REPLACEMENT SPEAKER INSTALLATION TIPS. *TT
CLIMATE CONTROL A/C SERVICE TECH TIPS. *EH
INOPERATIVE ELECTRIC REAR WINDOW DEFROSTER (HEATED BACKLITE) GRID LINES, INTEGRAL ANTENNA CONCERNS. *TT
MALFUNCTION INDICATOR LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE P0420 AND/OR P0430/ 2.5L ENGINE ONLY. *TT
Showing the 8 most recent of 170 technical service bulletins on file with NHTSA.
WHILE WAITING TO MAKE A LEFT TURN, ANOTHER VEHICLE GOING BETWEEN 50-55 MPH STRUCK CONSUMER'S VEHICLE HEAD ON. UPON IMPACT, AIR BAGS FAILED TO DEPLOY. *AK *LA THE OCCUPANT OF THE VEHICLE THAT WAS K
VEHICLE WAS INVOLVED IN A COLLISION, THE VEHICLE HIT A CONCRETE DIVIDER AND ROLLED INTO A DITCH. UPON IMPACT, THE AIR BAGS DID NOT DEPLOY. THE DRIVER SUSTAINED INJURIES. VEHICLE WAS TOTALED. *AK *
CONSUMER WAS TRAVELING AT 45 MPH AND TOOK HIS EYES OFF THE ROAD FOR A SPLIT SECOND AND DROVE INTO A DITCH, HITTING A CONCRETE DRAINAGE WALL. UPON IMPACT, NONE OF THE AIRBAGS DEPLOYED. DRIVER SUSTA
VEHICLE WAS GOING 25-30MPH AND ANOTHER VEHICLE COMING NORTH TRIED TO MAKE A LEFT TURN AND THE TWO VEHICLES COLLIDED. CONSUMERS VEHICLE WAS HIT HEAD-ON. AIR BAGS DID NOT DEPLOY. CONSUMER HAD NECK/ SH
CAR WAS PARKED IN MOTEL PARKING LOT. I ENTERED CAR AT 6:55AM TO MOVE CAR BY OUR ROOM TO PICKUP BAGS. I HAD MY FOOT ON BRAKE, STARTED ENGINE AND SHIFTED INTO REVERSE. THE CAR JUMPED REARWARD AT A HI
Showing the 5 most serious of 169 complaints filed with NHTSA.
