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Mercury Mariner Problems and Repair Histories

Don't infer Mercury Mariner problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Percentage of Mercury Mariner repairs by problem area

24% of the Mercury Mariner repairs were to the engine, 22% to the transmission, 9% to the brakes, 12% to the suspension, 23% to the electrical or air-conditioning systems, 5% to the body and trim, and 4% to other areas of the vehicle.

Chart based on 115 repairs.

Mercury Mariner repair cost distribution

Of the Mercury Mariner repairs that were not covered by warranty and were not do-it-yourself repairs, 9% cost less than $100, 49% between $100 and $499, 26% between $500 and $999, 12% between $1000 and $2499, and 5% more than $2500.

Chart based on 43 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten Mercury Mariner problems and repair histories. Log in or join us to see them all.
Repair costs are in local units.

2009 Mercury Mariner 4dr SUV

240-horsepower 3.0L V6 6-speed automatic FWD

Mercury Mariner in Maryland, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2008 3000    
16000 0 One of the two right front speakers of the Audiophile system damaged at normal volume.  
18000 0 Driver side automatic temp control was faulty; would heat up quickly, slowly subside, then turn cold without changing the temperature. 
36000  

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2009 Mercury Mariner 4dr SUV

240-horsepower 3.0L V6 6-speed automatic AWD

Mercury Mariner in Michigan, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jul 2009 1000    
3000 0 Vehicle wouldn't start, then after starting ran very rough. Computer replaced. 
8000 0 Brakes pulling to the right 
16000 0 Serious transmission seal leak. Shifting problem with transmission. 
16000 0 Seal leak reappeared after more than a week. Fixed again. 
24300 0 Transmission was shifting very roughly in cold weather in the early morning. 
27700 0 Transmission Seals leaked 
30000 0 Rough shifting, Transmission Leak. Fourth repair for this problem. 
31300 0 Rough shifting and fluid leak. Repair corrected the problem, but it has returned in the past several days. 
36000 0 Rough shifting, fluid leak 
46000 0 New front rotors 
54000  

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2009 Mercury Mariner 4dr SUV

171-horsepower 2.5L I4 6-speed automatic FWD

Mercury Mariner in South Carolina, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Mar 2009 16000    
18000 0 Navigation system locked down along with radio 
23000  
Mercury Mariner in Texas, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jul 2008 0    
27000 0 Transmission not shifting right. Shop took out unit and bench checked. Found metal shavings. Parts were on back order. Ford sent whole new tramsmission. Ford took care of. Still under warranty. Did not cost me a cent. Replaced a motor mount and sub member. 
95000 200 Leaking trans fluid from driver side cv joint coming out of trans. 
116000  

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2008 Mercury Mariner 4dr SUV

200-horsepower 3.0L V6 4-speed automatic FWD

Mercury Mariner in Oklahoma, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Oct 2007 0    
13000 0 Shudder in drivetrain when accelerating from a coast. Driver's side rearview mirror does not defog/defrost. High pitched sound seemingly coming from the air vents when AC is turned on and driving at highway (70+ mph) speeds. 
 

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2008 Mercury Mariner 4dr SUV

200-horsepower 3.0L V6 4-speed automatic AWD

Mercury Mariner in West Virginia, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2009 18000    
19000 0 Transmission cooler defective. Vehicle was inoperable. 
 
Mercury Mariner in Pennsylvania, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2008 9000    
11000 0 Exterior roof molding, at weld seam, replaced. 
15000 0 Gas mileage dropped significantly over the winter months. Had been averaging 20/21 mpg consistantly, then 17/18 over the winter. When originally informally, discussed with the dealer service, we were told that it most likely was the winter gas... 
 
Mercury Mariner in Nebraska, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Oct 2008 3000    
7000 0 Engine oil leaking in small amount. Dealer put into the oil a marking substance which will allow them to track the leak with a black light at next visit.  
8000 0 Oil pan leak. 
10000 0 Suspension (front) parts replaced. Dealer did not re-align the front end on first trip as they should have. Second trip was required to have that done. Vehicle now repaired correctly. 
10000 0 Engine pings at times. Unable to replicate with mechanic present. 
11000 0 Ford tech hears the ping - it is quite audible at times, very annoying too. The tech checked with Ford....no resolution available. Ping is intermittment, Ford 2nd level scratches its collective head. 
13000 0 Car sold with ping still present. 

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2008 Mercury Mariner 4dr SUV

133-horsepower 2.3L I4 Hybrid CVT AWD

Mercury Mariner in Maryland, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2008 9000    
39000 0 Some sort of software glitch that threw off a "park immediately, hazardous condition" fault that when we restarted did not appear. We took it to the dealer, they found the fault code was there but couldn't find the source. Reflashed SW & we're done 
57000 310 Windshield washer pump output to rear window cracked leaking fluid whenever the rear window washer was activated. Pump was replaced and the oil and filter were also changed 
102000 680 The faulty item was the high voltage battery coolant pump, which cost approximately $240 material and $200 to replace. At the dealer's recommendation, we also replace the coolant to ensure there wasn't debris in the system. 

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