The 1991 Mercury Grand Marquis has 1 NHTSA recall campaign affecting an estimated 6,800 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 106 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Recall campaigns
POWER TRAIN91V0480001991-03-186,800 affected
Defect
THE PARK ROD ASSEMBLY CONTAINS A PARK CAM WITH INADEQUATE SURFACE HARDNESS, WHICH COULD LEAD TO PARK DISENGAGEMENT OR NO PARK ENGAGEMENT WHEN THE LEVER IS PLACED IN PARK.
Consequence
IF PARK IS NOT ENGAGED AND THE PARKING BRAKE IS OFF, AVEHICLE ROLL-AWAY COULD RESULT.
Remedy
REPLACE PARK ROD ASSEMBLY ON AUTOMATIC TRANSMISSIONS.
Complaints by component
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
10
8fires
VEHICLE SPEED CONTROL
8
6crashes5injuries
POWER TRAIN:AUTOMATIC TRANSMISSION
7
AIR BAGS
6
3crashes2injuries
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
5
1fires
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
5
ELECTRICAL SYSTEM:IGNITION
4
ELECTRICAL SYSTEM:WIRING
4
1fires
AIR BAGS:FRONTAL
3
1crashes3injuries
ENGINE AND ENGINE COOLING:ENGINE
3
Total complaints106
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“1991 mercury grand marquis. Consumer writes in regards to defective after market electrical component. *ld the consumer purchased a new starter solenoid relay, bwd select brand by standard motor products inc., after about 10 days, it short-circuited. Due to this the starter would not disengage…”
“Power window on the passenger side does not go down at all.the car keeps killing the battery and I've already spent money on an alternator used. Brake pedal seems stiff at times and does not grab well at times. Air bag light has been blinking ever since I bought car because of air bag failure. It…”
“Power window on the passenger side does not go down at all.the car keeps killing the battery and I've already spent money on an alternator used. Brake pedal seems stiff at times and does not grab well at times. Air bag light has been blinking ever since I bought car because of air bag failure. It…”
“Power window on the passenger side does not go down at all.the car keeps killing the battery and I've already spent money on an alternator used. Brake pedal seems stiff at times and does not grab well at times. Air bag light has been blinking ever since I bought car because of air bag failure. It…”
“Power window on the passenger side does not go down at all.the car keeps killing the battery and I've already spent money on an alternator used. Brake pedal seems stiff at times and does not grab well at times. Air bag light has been blinking ever since I bought car because of air bag failure. It…”
“After parking vehicle in driveway consumer was emptying the trunk and noticed smoke coming from under the hood. A fire soon erupted from the passenger's side under the hood, and was quickly extinguished. After careful examination of the results, it was determined by a certified mechanic that the…”
“After parking vehicle in driveway consumer was emptying the trunk and noticed smoke coming from under the hood. A fire soon erupted from the passenger's side under the hood, and was quickly extinguished. After careful examination of the results, it was determined by a certified mechanic that the…”
“V8 cylinder engine is running 70. 8 cylinder is not getting oil, this causes vehicle to stall out. Please provide any further information.*ak”
Defect investigations
InvestigationPE91125 Opened 1991-09-11 · closed 1992-01-15
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1991 Mercury Grand Marquis as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.