"How reliable is the 2000 Mercury Grand Marquis?"

"Based on 216 NHTSA complaints, the 2000 Mercury Grand Marquis has a median complaint mileage of 75000 miles. The most common issue is EXTERIOR LIGHTING."

"What are common problems with the 2000 Mercury Grand Marquis?"

"The most frequently reported component in NHTSA complaints for the 2000 Mercury Grand Marquis is EXTERIOR LIGHTING, accounting for a significant portion of the 216 total complaints filed."

2000 Mercury Grand Marquis: Reliability Data

Source: NHTSA — 216 complaints

216

Total Complaints

75,000mi

Median Mileage

EXTERIOR LIGHTING

Top Issue

Crash Reports

When Do Complaints Happen?

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

46,000 25th Percentile

75,000 Median Mileage

123,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

EXTERIOR LIGHTING

VEHICLE SPEED CONTROL

ELECTRICAL SYSTEM

STEERING

ENGINE

ENGINE AND ENGINE COOLING

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

UNKNOWN OR OTHER

EXTERIOR LIGHTING:HEADLIGHTS

TIRES

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"THE SUN GLARE THE WINDSHIELD GLASS BLOCKED THE DRIVER'S VISION. YH"

"NO SUMMARY LISTED FOR ABOVE VEHICLE. *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