1987 Mercury Grand Marquis Service and Repair Manual
The 1987 Mercury Grand Marquis 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.
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FUEL RAILS MAY BE BENT SO THAT NO. 5 INJECTOR CUPS ARE OUT OF DESIGN POSITION.
BENT FUEL RAIL COULD CAUSE A FUEL LEAK, WHICH INPRESENCE OF AN IGNITION SOURCE COULD RESULT IN AN EN
REPLACE FUEL RAIL ASSEMBLIES AS NECESSARY.
STEERING CENTERLINKS MAY BREAK AT A BEND LOCATION.
STEERING CONTROL WOULD BE DIMINISHED, WITH REDUCEDCONTROL OF LEFT WHEEL ONLY AND CONSIDERABLE STEERI
REPLACE STEERING CENTERLINK.
AUTOMATIC RETRACTOR FOR SEAT BELTS FOR DUAL FACING REAR SEATS MAY BE INSTALLED IN AN IMPROPER LOCATION.
SEAT BELT COULD BIND BETWEEN SEAT CUSHION AND SEAT BACKCAUSING THE RETRACTOR TO BE SLUGGISH OR UNABL
REMOVE AND PROPERLY INSTALL THE RIGHT AUXILIARY SEAT BELTS.
SPRING LOCK FUEL LINE COUPLING MAY NOT BE PROPERLY ENGAGED.
COUPLING COULD DISENGAGE DUE TO FUEL PRESSURE,VIBRATION, AND ENGINE MOVEMENTS; THIS WOULD CAUSE LOSS
INSTALL RETAINER CLIPS OVER THE COUPLINGS TO PREVENT COUPLING SEPARATION AND FUEL LEAKAGE.
TRANSFER SERVICE TIPS FOR THE FRONT WIPER MOTOR MOUNT BRACKET AND DEPRESSED PARK OUTPUT ARM. *TT
SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT
INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA. *TT
INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS
INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT
SUBJECT ON A WIRE HARNESS TERMINAL REPAIR KIT AVAILABLE FOR REPAIRING ELECTRICAL WIRING HARNESSES. *TT
Showing the 8 most recent of 25 technical service bulletins on file with NHTSA.
WHEN THE BRAKES WERE APPLIED THE VEHICLE ACCELERATED SUDDENLY, CAUSING THE VEHICLE TO COLLIDE INTO TWO TREES. THE DRIVER SUSTAINED MINOR INJURIES. THE VEHICLE WAS TOTALED. THE MANUFACTURER HAS BEEN
SUDDEN ACCELERATION, CAUSING ACCIDENT/INJURY. *SD
WIRING CABLE HARNESS FUSE LINKS. *AK
VEHICLE PARKED FOR SOMETIME. STARTED VEHICLE & WAS DRIVING WHEN ODOR OF BURNING RUBBER WAS INSIDE VEHICLE. HAD NOTICED SMOKE COMING FROM UNDER HOOD. STOPPED & LIFTED HOOD. FLAMES SHUT OUT. CALLED FIR
WAS DRIVING AND SAW SMOKE, PULLED OVER AND OPENED HOOD, THERE WAS A FIRE, TOOK TO MECHANIC WHO SAID THAT THE FIRE CAME FROM THE ALTERNATOR . *AK
Showing the 5 most serious of 57 complaints filed with NHTSA.
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