1991 FORD THUNDERBIRD
140,000 MILES
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DKEITHM
  • MEMBER
  • 1 POST
engine runs fine when it's cold, after it warms up it starts to run badly and the engine light comes on and it has a small backfire and no power.

I've changed the plugs, wires, ignition control module, cap, rotor, coil,
Dec 6, 2012 at 9:30 PM
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JDL
  • CAR REPAIR CONTRIBUTOR
  • 16,098 POSTS
The 02 sensors are part of a tune-up. The coolant temp sensor can cause some temp related issues. Check engine light coming On-scan the computer for code/s this is your starting point of diagnosis-then comeback with the code/s if any present-
Dec 6, 2012 at 9:38 PM
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