Your report: 3 of 4 steps complete75%

Car identifiedData collectedBasic analysisFull AI analysis

Finalize now

Free Preview

#BS-1991-MERGRA-1F23

1991 Mercury Grand Marquis

Based on reports from 106 owners and 2 recalls for this exact model.

Complaints

106

Crashes

Fires

Recalls

TSBs

🟡

Preliminary Verdict

Think Twice

Based on 106 complaints, 13 crashes, 15 fires, and 2 recalls.

See full verdict with buy/skip conditions

Preview: What's in your full report

Each card shows a real sample from your report — unlock all 10 sections from $1.20

Mechanic Inspection Checklist

!Check the Electrical System:alternator/generator/regulatorHIGH

10 owners reported electrical system:alternator/generator/regulator issues — failures commonly reported around 74K miles.

!Inspect the Speed ControlMED

Look for symptoms of wear and premature failure

+ 6 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Electrical System:alternator/generator/regulator (10 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Electrical System:alternator/generator/regulator10 (9%)

Speed Control8 (8%)

Power Train:automatic Transmission7 (7%)

Airbags6 (6%)

Service Brakes, Hydraulic:foundation Components:disc:rotor5 (5%)

Engine And Engine Cooling:engine:gasoline5 (5%)

Electrical System:wiring4 (4%)

Electrical System:ignition4 (4%)

1991 Mercury Grand Marquis: Known Issues & Problem Areas

Electrical System:alternator/generator/regulator Issues

Electrical System:alternator/generator/regulator complaints account for 9% of all reports filed for the 1991 Mercury Grand Marquis, with 10 owners filing complaints with NHTSA. The median mileage at time of complaint is 74,000 miles, suggesting issues tend to surface around the 74K-mile mark.

Speed Control Issues

Speed Control complaints account for 8% of all reports filed for the 1991 Mercury Grand Marquis, with 8 owners filing complaints with NHTSA. Owners should pay attention to speed control-related symptoms during test drives and pre-purchase inspections.

Power Train:automatic Transmission Issues

Power Train:automatic Transmission complaints account for 7% of all reports filed for the 1991 Mercury Grand Marquis, with 7 owners filing complaints with NHTSA. Owners should pay attention to power train:automatic transmission-related symptoms during test drives and pre-purchase inspections.

Airbags Issues

Airbags complaints account for 6% of all reports filed for the 1991 Mercury Grand Marquis, with 6 owners filing complaints with NHTSA. Owners should pay attention to airbags-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

Complaints filed with NHTSA by year for the 1991 Mercury Grand Marquis. Recent trend: decreasing.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

Get Report — From $1.20

Recall History (2 recalls)

90E043001Nov 1990

AIR BAGS:FRONTAL

THREADED INFLATOR COMPONENTS MAY HAVE BEEN DAMAGED DURING ASSEMBLY WHICH MAY ALLOW COMPONENTS TO SEPARATE WHEN INFLATOR RECEIVES A SIGNAL TO DEPLOY THE AIR BAG.

91V048000Jul 1991

POWER TRAIN:AUTOMATIC TRANSMISSION

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.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

Unlock

The worst model year for the Mercury Grand Marquis is the 1997 — worth knowing if you're cross-shopping years. The biggest problem area is lights.

1991 Mercury Grand Marquis vs. Class Average (Large Cars)

This vehicle

106

Class avg

110

Complaint volume is roughly in line with other large cars vehicles from 1991.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 106 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 2 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Mercury Grand Marquis Model Years

2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977

View all Mercury Grand Marquis years →

1991 Mercury Grand Marquis: Frequently Asked Questions

What is the most common problem with the 1991 Mercury Grand Marquis?

The most commonly reported issue with the 1991 Mercury Grand Marquis is related to the electrical system:alternator/generator/regulator, with 10 complaints filed with NHTSA.

Is the 1991 Mercury Grand Marquis reliable?

The 1991 Mercury Grand Marquis has 106 complaints, 13 crash reports, and 15 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.

How much does it cost to fix 1991 Mercury Grand Marquis problems?

Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.

Does the 1991 Mercury Grand Marquis have any recalls?

Yes, the 1991 Mercury Grand Marquis has 2 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Mercury Grand Marquis problems start?

Based on 3 complaints with mileage data, the median mileage at time of complaint is 74,000 miles. The highest concentration of reported issues occurs in the 60–90K mile range. The full report breaks down exactly which components fail at each mileage bracket.

What’s in the full report?

10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.

How is this different from free NHTSA data?

NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.

How is this different from Carfax?

Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.

What if the report isn’t useful?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.