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

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.

RepairPal Verified
Average mileage: (–)
Exhaust & Emissions affected: 2.0L 4 Cylinder
2 model years affected: 1999, 2000
2 people reported this problem
0 people shared problem details
Related Items:
I have a 1995 Mercury Cougar XR7 (V8), last night it stalled out at a stop light and I had to g...
I am having a problem with when my car is stopped it still tries to accelerate. I kept my foot...
On a 1999 Mercury Cougar V-6 whats the likelyhood I'll be ably to replace the alternator withou...
the car was running but there was no accelaration or power and it did not hesitation now after...

Related Content