2009 Mercury Mountaineer problems, complaints & recalls
Most-reported problem areas: Steering (2) · Seats (2) · Vehicle Speed Control (1)
🧭 Reliability snapshot
Compared against other Mercury Mountaineer model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (17)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Equipment 2024-04-24 · SSM 52476 · Service Bulletin/Repair Instructions
all accessory stick-on keyless entry keypads come with a wallet card containing the master code. if the accessory keypad was factory installed, this card will be placed in the glove box and should be handed to the vehicle s owner during initial delivery. unlike the integrated (wired) factory keypad,
Structure 2019-02-07 · TSB 19-2026 · Service Bulletin/Repair Instructions
some 2000 and newer ford, lincoln and mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled and/or peeling paint with or without accompanying white dust. panel replacement is recommended. follow the service procedure steps to correct the condition
Structure 2019-02-07 · TSB 19-2026 · Service Bulletin/Repair Instructions
some 2000 and newer ford, lincoln and mercury vehicles equipped with aluminum body panels may exhibit corrosion concerns appearing as bubbled and/or peeling paint with or without accompanying white dust. panel replacement is recommended. follow the service procedure steps to correct the condition
Steering 2018-10-02 · DOR-S3J9G-11 · Service Bulletin/Repair Instructions
this sku is a front upper ball joint. the customer communication requested return of unsold inventory to inspect for ball studs with excessive rotational friction in the ball joint assembly. excessive friction in the ball joint assembly may cause a perceptible increase in steering effort.
Equipment 2018-06-01 · SSM 47331 · Service Bulletin/Repair Instructions
various vehicles equipped with a 4.6l, 5.4l, 6.8l modular 3 valve engine built on or before 8-jan-2016 may exhibit symptoms that may include upper end engine noise, rough running, misfire and/or engine damage. if diagnosis leads to only camshaft/camshaft roller follower(s) requiring replacement, rep
Equipment 2018-03-30 · SSM 47201 · Service Bulletin/Repair Instructions
replacing the original equipment sync/navigation system with either an aftermarket sync/navigation kit or modifying original sync/navigation parts to provide additional features is not recommended nor supported on any ford, mercury or lincoln vehicle. only approved genuine ford accessories or origin
Showing the 6 most recent of 17 bulletins. Search all of them free at nhtsa.gov.
What owners report
2022-11-17 · Steering · 118,000 mi“the contact owns a 2009 mercury mountaineer. the contact stated while making a left or right turn, she heard an abnormal noise, and the steering wheel became difficult to turn. the contact stated that the roll stability control (rsc) warning light was illuminated. the contact took the vehicle to the local dealer, where it was diagnosed with needing…”
2018-03-03 · Unknown Or Other“muffler. still has baffles and dampers. catalytic converter is still attached. not loud or obnoxious. due to having a 3in in diameter tail pipe. i was failed. i was approved for the last 8 years at different locations. these new strict restrictions are costing consumers unnecessary costs. this was an unfair failure that was posted as a safety issue…”
2015-03-24 · Seats · 45,000 mi“tl*the contact owns a 2009 mercury mountaineer. the contact stated that when the key was inserted in the ignition switch to start the vehicle, the power seat failed to move forward from the easy exit position. the contact stated that the power seat would also move backwards in a position that prevented the contact from reaching the brake pedal. in …”
2014-05-19 · Seats · 71,000 mi“have a 2009 mercury mountaineer with 71,000 miles. in the past 10 days, have had four incidents where, while driving, the driver's side power front seat has suddenly reverted to the easy exit position. we bought this car used with 22,000 miles. have had the car for four years. my wife and i are tall; however, even at that, while driving at spe…”
2013-05-14 · Vehicle Speed Control · 47,000 mi“tl* the contact owns a 2009 mercury mariner. the contact stated that while driving 60 mph, the vehicle stalled and the warning lights illuminated. the contact had to shift to park and restart vehicle to resolve the failure. the vehicle was taken to the dealer who determined that the throttle position sensor had failed. the throttle position sensor …”
2010-09-03 · Steering · 22,000 mi“tl*the contact owns a 2009 mercury mountaineer. the contact stated that when he rocked the steering wheel back and forth it made a popping noise. the contact stated that the rack and pinion caused the failure to occur. the dealer stated that all of the ford and mercury vehicles for that year and model were designed the same way. the driver side tir…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.