2005 Mercury Mountaineer Mercury Mountaineer 2005

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2005 Mercury Mountaineer repairs by problem area

Engine (31%)

Transmission and Drivetrain (17%)

Brakes and Traction Control (2%)

Suspension and Steering (29%)

Electrical and Air Conditioning (17%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (2%)

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Chart based on 42 repairs.
See TSBs and recalls for the 2005 Mercury Mountaineer.

2005 Mercury Mountaineer engine repair cost distribution

$2500+ (8%)

$1000 - $2499 (8%)

$500 - $999 (8%)

$100 - $499 (33%)

< $100 (42%)

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Chart based on 12 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2005 Mercury Mountaineer

Engine not specified

208000 mi

US $90
CEL on for EGR malfunction - Replaced EGR with new Motorcraft EGR. Self performed in 1 hour. easy. 

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2005 Mercury Mountaineer 4dr SUV

239-horsepower 4.6L V8 5-speed automatic RWD

149000 mi

US $20
condensation in sparkplug area 
158000 mi condensation in sparkplug area again, just dry it out 

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2005 Mercury Mountaineer 4dr SUV

239-horsepower 4.6L V8 5-speed automatic AWD

110000 mi

US $70
Air pressure sensor warning light. Replaced two sensors. Warning light still on after 400 miles. 
155300 mi

US $300
had to replace coil 
157500 mi

US $1192
fuel pump 
158100 mi

US $622
1 coil, 8 plugs, 6 boots 

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2005 Mercury Mountaineer 4dr SUV

210-horsepower 4.0L V6 5-speed automatic RWD

103400 mi Thermostat housing. 

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2005 Mercury Mountaineer 4dr SUV

210-horsepower 4.0L V6 5-speed automatic AWD

108300 mi

US $100
Plastic thermostat housing block sprung a leak. 
111500 mi

US $200
Changed serpentine belt, belt tensioner, and idler pulley due to belt squealing. 
95000 mi

US $4500
The engine DIED the,after I fixed the transmission. end of the truck. 
103300 mi

US $175
Idler tension pulley and belt. 
136000 mi

US $20
Needed new thermostat 

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See TrueDelta's information for all SUVs
See TrueDelta's information for all Mercury models.

2005 Mercury Mountaineer Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2005 Mercury Mountaineer problems occur, check out our car reliability stats.