
1991 Ford F-150 Custom 5.0L Hesitation, Surge, Misfire, Poor Fuel Economy
This truck will misfire and hesitate under a load. The ignition system is all new timing is set. When I check for advance under load it is only about 8 -10 degrees under gradual acceleration advance is 25 30 degrees. It seems that something is telling computer...
FIX posted 5/12/2005
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Message Closed w/FIX
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VIN | 1FTEF15NXM |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | fed |
Symptoms | Hesitation, Surge, Misfire, Poor Fuel Economy |
Occurs | Under Load, Cruise |
Message Closed w/FIX
Vehicle Data
1991 Ford F-150 Custom
VIN | 1FTEF15NXM |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | fed |
Symptoms | Hesitation, Surge, Misfire, Poor Fuel Economy |
Occurs | Under Load, Cruise |