2005 Mercury Montego electrical system problems
27 owner complaints filed with NHTSA name the electrical system on the 2005 Mercury Montego — 20% of all complaints for this model year.
What owners report
“I own a 2005 mercury montego. While driving various speeds, all of the instrument panel gauges would illuminate and drop to zero and the seat belt indicators would illuminate and chime. The vehicle was not diagnosed or repaired. The manufacturer was not notified. The approximate failure mileage was…”
filed Dec 3, 2020
“The car has been lurching forward and decelerating randomly. Keeps going into "failsafe engine mode" and the wrench light comes on but only for a few moments, then runs normally again after restarting. Haven't been able to have the light on long enough to get diagnostics done. Happens while driving…”
filed Apr 12, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Intermittent instrument cluster operation - including gauges sweep/reset - multiple warning lights illuminated and/or reverse lights stay on. This applies to vehicles built before 02-17-06. *kb
06179 · Service Bulletin/Repair Instructions · issued Feb 26, 2007
Electrical System problems in other Montego years
| Year | Reports | Share |
|---|---|---|
| 2007 Montego | 6 | 17% |
| 2006 Montego | 7 | 8% |
Other reported problem areas on the 2005 Mercury Montego
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.