2006 Mercury Grand Marquis: Reliability Data

Source: NHTSA — 187 complaints
187
Total Complaints
62,800mi
Median Mileage
AIR BAGS
Top Issue
23
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

30,000 25th Percentile
62,800 Median Mileage
96,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS
37
VEHICLE SPEED CONTROL
36
SEAT BELTS
21
STEERING
12
FUEL/PROPULSION SYSTEM
11
ENGINE
8
ELECTRICAL SYSTEM
7
STRUCTURE:BODY
6
EXTERIOR LIGHTING
5
UNKNOWN OR OTHER
5

Severity Assessment

23
Crashes
3
Fires
12
Injuries
0
Deaths

Sample Complaint Reports

"DT*: THE CONTACT STATED THE CONSOLE IN THE ROOF, BLOCKS HALF OF THE REAR VIEW MIRROR. AS A RESULT, THE CONTACT CANNOT SEE PROPERLY WHILE BACKING. THE DEALERSHIP AND MANUFACTURER WERE ALERTED."
"DT*: THE CONTACT STATED WHILE ATTEMPTING TO APPLY BRAKE PRESSURE AT LOW SPEEDS THE BRAKES FAILED, CAUSING THE VEHICLE TO ACCELERATE. THE DEALERSHIP WAS UNABLE TO DUPLICATE THE PROBLEM. UPDATED 05/30/06. *AK"
"DT*: THE CONTACT STATED WHILE ATTEMPTING TO APPLY BRAKE PRESSURE AT LOW SPEEDS THE BRAKES FAILED, CAUSING THE VEHICLE TO ACCELERATE. THE DEALERSHIP WAS UNABLE TO DUPLICATE THE PROBLEM. UPDATED 05/30/06. *AK"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28