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SteeringPart report

2005 Mercury Mariner Steering Problems

Complaints
2about this part
Share
3%of 67 total for the year
Median mileage
30,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the steering of the 2005 Mercury Mariner, 3% of the 67 complaints for this model year. Where a mileage was given, the median is 30,500 miles.

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.

“Dt: the contact stated while driving on an incline the 4-wheel drive engaged and disengaged which caused the vehicle to jolt. The dealership was unable to diagnose the problem, because they would not take it to an incline when test driving. An engineer with the manufacturer told the contact that because it was all wheel drive the four wheel drive activated when the vehicle detected a wheel slip. There have been no repairs made to the vehicle. Updated 1/25/2006 - whenever the consumer drove over uneven pavement she heard a clunking noise. …”

NHTSA complaint #10145084, filed 2005-12, 6,000 miles

“The contact owns a 2005 Mercury Mariner. The contact stated that all of the warning lights to illuminated on the instrument panel. In addition, the vehicle stalled and could be restarted however the failure recurred twelve times. The vehicle was towed to the dealer for diagnostic testing and stated that the steering column cover for the ignition was fractured. The vehicle was repaired. The manufacturer was notified of the failure. The approximate failure mileage was 55,000.”

NHTSA complaint #10615259, filed 2014-07, 55,000 miles

Related service bulletins

Steering: other model years

YearComplaintsShare of year
20112023%
20106123%
200916753%
200829764%
200713%
2006914%
200523%

Other parts of the 2005 Mercury Mariner

Transmission and drivetrain
15 complaints
Electrical system
10 complaints
Vehicle speed control
9 complaints
Air bags
8 complaints
Engine
8 complaints
Engine cooling
8 complaints
Fuel system
7 complaints
Visibility (wipers, defrost, mirrors)
7 complaints
Tires
5 complaints
Other or unknown
4 complaints
Brakes
3 complaints
Body and structure
3 complaints

← All problems reported for the 2005 Mercury Mariner

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