When I'm on the road, the RPM's have a tendency to dip down drastically and then when I come to a stop, the car has a hard time idling.

Dave Ferris
0

Asked by Dave Sep 15, 2012 at 03:05 PM about the 2003 Mercury Sable GS

Question type: Maintenance & Repair

2 Answers

Darius Hermanski
955

Check your idling motor it might be faulty, also you could have a dirty MAF sensor.

Tom Demyan
103,535

Right, and also check for vacuum leaks.

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