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Exterior lightingPart report

2000 Mercury Mountaineer Exterior lighting Problems

Complaints
4about this part
Share
3%of 123 total for the year
Median mileage
117,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the exterior lighting of the 2000 Mercury Mountaineer, 3% of the 123 complaints for this model year. Where a mileage was given, the median is 117,000 miles. 1 a fire, according to the filers.

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.

“Brake lights were not lighting. Fuse was blown, replaced fuse, stepped on brake pedal, then poof of smoke at fuse inside, and under hood smoke continued for 2 minutes. Found connector for switch on master cylinder was melted and switch is still bad. Disconnected connector from shorted switch causing fuse to blow. Then replaced fuse and now brake lights work. Cruise control was intermittent for the past 2 months prior to this event. Connector is tied to keep it secure until repair is made.”

NHTSA complaint #10459712, filed 2012-05, 132,000 miles

“The contact owns a 2000 Mercury Mountaineer. While driving, the headlights gradually became dim and shut off. After the contact made several attempts, the headlights turned back on and remained illuminated. The manufacturer was contacted and stated that there were no recalls for the failure. The contact was referred to NHTSA. The dealer was not contacted. The vehicle was not diagnosed or repaired. The failure mileage was 82,000.”

NHTSA complaint #11141475, filed 2018-10, 82,000 miles

“The contact owns a 2000 Mercury Mountaineer. While driving approximately 35 MPH attempting to make a left turn, the contact noticed smoke emitting from the hazard warning switch housing. The failure occurred twice. The manufacturer was made aware of the failure. The approximate failure mileage was 117,000. ..updated 09/29/11 the turn signal switch was replaced. Updated 10/07/11”

NHTSA complaint #10419202, filed 2011-08, 117,000 miles

Exterior lighting: other model years

YearComplaintsShare of year
200866%
200722%
200622%
200410%
200321%
200210%
200043%
199921%
199842%
199721%

Other parts of the 2000 Mercury Mountaineer

Vehicle speed control
28 complaints
Tires
22 complaints
Electrical system
19 complaints
Transmission and drivetrain
15 complaints
Air bags
9 complaints
Brakes
8 complaints
Seats
7 complaints
Equipment
6 complaints
Body and structure
6 complaints
Suspension
6 complaints
Engine cooling
5 complaints
Steering
5 complaints

← All problems reported for the 2000 Mercury Mountaineer

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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