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1993 Mercury Grand Marquis LS 4.6L Poor Idle Quality, Hesitation, Misfire
Posted to Ford Driveability on 6/14/2001 18 Replies

hope you ford techs can help. the grand marquis when started in the morning first thing misses and the engine seems to misfire real bad, this only happens when car has sat for at least 7 - 8 hours. after a minute or so of running the engine smooths out and run...

18 Replies Received (View Replies)

  Related Documents & Media  1993 Mercury Grand Marquis LS

 
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car Vehicle Data

1993 Mercury Grand Marquis LS

VIN 2MELM75W6P
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Idle Quality, Hesitation, Misfire
OccursCold

Trouble Codes

189rich lim part throttle
332flow low egr
Message Closed

car Vehicle Data

1993 Mercury Grand Marquis LS

VIN 2MELM75W6P
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Idle Quality, Hesitation, Misfire
OccursCold

Trouble Codes

189rich lim part throttle
332flow low egr