The 1986 Lincoln Mark Vii has 5 NHTSA recall campaigns affecting an estimated 3,674,147 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 10 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
SPRING LOCK FUEL LINE COUPLING MAY NOT BE PROPERLY ENGAGED.
Consequence
COUPLING COULD DISENGAGE DUE TO FUEL PRESSURE,VIBRATION, AND ENGINE MOVEMENTS; THIS WOULD CAUSE LOSS OF FUEL WHICH, INPRESENCE OF AN IGNITION SOURCE, CREATES A FIRE RISK.
Remedy
INSTALL RETAINER CLIPS OVER THE COUPLINGS TO PREVENT COUPLING SEPARATION AND FUEL LEAKAGE.
SERVICE BRAKES, HYDRAULIC86V1090001986-08-0838,000 affected
Defect
UNDER CERTAIN CONDITIONS, CONTACTS IN BRAKE SYSTEM RELAY COULD REMAIN CLOSED, CAUSING THE BRAKE PUMP MOTOR TO RUN CONTINUOUSLY, CAUSING IT TO OVERHEAT AND EVENTUALLY FAIL. CONSEQUENCE OF…
THE IGNITION LOCK CYLINDER MAY HANG UP AND NOT FULLY RETURN TO THE "ON" POSITION FROM THE "START" POSITION AFTER STARTING THE ENGINE. IF THIS OCCURS, THE ENGINE WILL REMAIN RUNNING, BUT THE BATTERY CURRENT TO THE BRAKE SYSTEM SUPPLY MOTOR WILL BE INTERRUPTED. …
Remedy
REPLACE IGNITION LOCK CYLINDERS WITH REVISED DESIGN CYLINDERS.
SERVICE BRAKES, HYDRAULIC86V0230001986-02-1016,000 affected
Defect
WIRING CONNECTIONS IN AN ELECTRICAL CONNECTOR TO THE MASTER CYLINDER RESERVOIR FLUID LEVEL SENSORS WERE REVERSED AND FAIL TO INDICATE LOW FLUID LEVELS AS SPECIFIED BY FMVSS 105, HYDRAULIC BRAKE SYSTEMS. CONSEQUENCE OF…
Remedy
RE-CONFIGURE WIRING TO THE FLUID LEVEL SENSOR CONNECTOR.
AN ALUMINUM CASTING FLASH ON THE FACE OF THE THROTTLE BODY MAY BREAK OFF AND BECOME TRAPPED BETWEEN THE THROTTLE PLATE AND THE BORE IN THE THROTTLE BODY. CONSEQUENCES OF…
Remedy
REMOVE EXCESS CASTING FLASH.
Complaints by component
ELECTRICAL SYSTEM:IGNITION:SWITCH
2
1fires
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
2
1fires1deaths
ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH
1
EQUIPMENT:APPLIANCE:AIR CONDITIONER
1
FUEL SYSTEM, GASOLINE:DELIVERY
1
SEATS:FRONT ASSEMBLY:RECLINER
1
SERVICE BRAKES, HYDRAULIC
1
TIRES
1
1fires
Total complaints10
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Consumer does not have original rcall letter 87v139000 from dealer concerning fuel line leak. *ak”
“Vehicle has stalled numerous times at any speed. Repair shop cannot remedy problem. *ak”
“A short in the ignition switch caused fire.”
“Electrical short or shock caused the wires in the ignition to burn out. Please describe. *ak”
“Vehicle parked in garage while owner was asleep. Husband died of smoke inhalation.”
“In trying to pull out of snow, the rear right tire caught fire damaging the vehicle completely. Yh”
“When applying the brakes, the driver's side seat moves forward. Please describe. *ak”
“Air conditioner shut off/ dash buttons stopped working, and brakes failed while driving. *ak”
Defect investigations
InvestigationPE86067 Opened 1986-07-29 · closed 1986-09-09
BRAKE FAILURE
ANALYSIS:THE 8 COMPLAINTS IN ODI COMPLAINT FILE REVEALED SUDDEN BRAKEFAILURE.FORD HAS ISSUED A SERVICE BULLETIN, 03250000, ON 1985 MARK VII'SFOR AN OUT OF POSITION WIRING HARNESS.IN THIS CASE THE BRAKING SENSORMAY SHORT CAUSING POWER BRAKE FAILURE.THERE HAVE BEEN NO RECALLSPERTAINING TO THIS ALLEGED DEFECT.FURTHER…
InvestigationPE86067 Opened 1986-07-29 · closed 1986-09-09
BRAKE FAILURE
ANALYSIS:THE 8 COMPLAINTS IN ODI COMPLAINT FILE REVEALED SUDDEN BRAKEFAILURE.FORD HAS ISSUED A SERVICE BULLETIN, 03250000, ON 1985 MARK VII'SFOR AN OUT OF POSITION WIRING HARNESS.IN THIS CASE THE BRAKING SENSORMAY SHORT CAUSING POWER BRAKE FAILURE.THERE HAVE BEEN NO RECALLSPERTAINING TO THIS ALLEGED DEFECT.FURTHER…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1986 Lincoln Mark Vii as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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