2010 Mercury Mariner power train problems
60 owner complaints filed with NHTSA name the power train on the 2010 Mercury Mariner — 22% of all complaints for this model year.
What owners report
“I was driving when it felt like the vehicle was reving in park then the "wrench" icon appeared on my dash. I went a couple blocks & my vehicle felt like it wasn't shifting automatically as it should. I pulled over & turned it off. It started right back up with no lights on, I went half a block &…”
filed Aug 13, 2021
“Tl* the contact owns a 2010 mercury mariner which was being towed by a 2004 fleetwood tioga montara. While driving approximately 60 mph, the contact noticed smoke coming from the hood. The motor home was pulled over, the contact opened the hood, and noticed that the transmission overheated without…”
filed Jul 23, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
On vehicles equipped with an automatic transmission it is imperative that the converter pilot hub be greased with Motorcraft Multi-Purpose Grease Spray XL-5-A even if grease was not applied from the factory. Also verify…
SSM 47976 · Service Bulletin/Repair Instructions · issued May 10, 2019
Power Train problems in other Mariner years
| Year | Reports | Share |
|---|---|---|
| 2011 Mariner | 24 | 28% |
| 2009 Mariner | 44 | 14% |
| 2008 Mariner | 66 | 14% |
| 2007 Mariner | 11 | 33% |
| 2006 Mariner | 11 | 17% |
| 2005 Mariner | 15 | 22% |
Other reported problem areas on the 2010 Mercury Mariner
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.