woodca ... 11/4/2010
2010 Mercury Mariner Premier 6 Cyl 3.0L
Transmissions & Drivetrains
Vibrating sound when let up on accelerator
At speeds normally driven around town, when I let up on the accelerator pedal I hear a vibrating sound coming from the engine compartment. This has happened since purchased new and now has 13000 miles on it. Dealer has not found cause.