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1993 Mercury Grand Marquis GS 4.6L Poor Idle Quality, Hesitation, Cuts out, Misfire
Posted to Ford Driveability on 5/19/2008 16 Replies

hello everyone i have a 93 grand marquis 4.6 this car runs rough backfires through intake has no power came in with only dpfe code low flow we also replaced plug wires they were arcing but did not make a difference. does this car have eger ports that plug up o...

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car Vehicle Data

1993 Mercury Grand Marquis GS

VIN 1F2CBJ56WA
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Misfire
OccursAlways
Message Closed w/FIX

car Vehicle Data

1993 Mercury Grand Marquis GS

VIN 1F2CBJ56WA
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
SymptomsPoor Idle Quality, Hesitation, Cuts Out, Misfire
OccursAlways