One problem related to check engine light on has been reported for the 2005 Mercury Montego. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Mercury Montego based on all problems reported for the 2005 Montego.
The contact owns a 2005 Mercury Montego. The contact stated that the vehicle's check engine light continues to illuminate. He has taken his vehicle to the dealer fourteen times and have been unable to permanently repair the failure. The dealer currently has the vehicle and have had it since may 2, 2007. The VIN, purchase date, and engine size were unknown. The current mileage is 19,000 and failure mileage was 5,000.