3.0 ltr engine OHV, not DOHC. 6 cyl. My 1998 mercury sable speedometer fluctuates from zero to 50 mph as I am driving at 50 mph. As it starts to fluctuate the engine revs as if it were driving as normal but the car slows down, will not drive forward. The rpm gauge is normal.
have the same problem?
Thursday, January 5th, 2012 AT 5:58 PM