gas mileage decline

1999 MERCURY COUGAR
150,000 MILES • 6 CYL • FWD • AUTOMATIC
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DAWNMARIE515
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  • 1 POST
1999 Mercury Cougar shift delays
Dec 29, 2010 at 12:50 AM
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Have any warning lights come on? As far as the trans shifts, have you checked the fluid levels and has the trans been serviced? It could be other things such as shift solenoids, but I'm starting at the beginning.
Jan 2, 2011 at 11:13 PM
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