Car Problem Reports

Mercury Cougar Reprogram PCM if vehicle hesitates after being parked for twenty minutes

 
Mercury Cougar Problem
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Model Years Affected: 1999, 2000

Exhaust & Emissions Affected: 2.0L 4 Cylinder

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If the vehicle hesitates or idles roughly after being parked for twenty to thirty minutes, with the engine still warmed to normal operating temperature, you may need to reprogram the PCM (powertrain control module) with new calibration.


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