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Engine coolingPart report

2000 Mercury Marquis Engine cooling Problems

Complaints
3about this part
Share
13%of 23 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the engine cooling of the 2000 Mercury Marquis, 13% of the 23 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“While traveling on the highway and without prior warning the vehicle stalled when the vehicle was driven at speeds of 35 to 55 MPH, it hesitated and surged 4 to 6 times in a row. It felt like consumer turned the vehicle off then on. . The consumer was told the computer was bad, and the wiring needed to be replaced.”

NHTSA complaint #10024772, filed 2003-08

“At 1000 miles can hear the lifters when first starting the car, took to dealer, and they put a filter in car to keep oil in lifters,. But, this was not fixing the problem, just covering it up. Please provide any further information.”

NHTSA complaint #894938, filed 2001-08

“One morning the vehicle began to shake when started. From that time on the vehicle continued to shake when started. The dealership states that the motor mounts are worn. Please describe details. Nlm”

NHTSA complaint #8018592, filed 2002-09

Engine cooling: other model years

YearComplaintsShare of year
200326%
2002218%
2001312%
2000313%
1999313%
1998414%
19972140%
19961135%
199515%
1994413%
1992417%
1990117%
1988111%
1985120%
1984110%

Other parts of the 2000 Mercury Marquis

Body and structure
6 complaints
Exterior lighting
2 complaints
Seat belts
2 complaints
Transmission and drivetrain
2 complaints
Vehicle speed control
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Brakes
1 complaints
Electrical system
1 complaints
Other or unknown
1 complaints
Seats
1 complaints
Suspension
1 complaints

← All problems reported for the 2000 Mercury Marquis

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology