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1989 Ford F-150 Custom 4.9L surge to 2500RPM
Posted to Ford Driveability on 2/29/2000

HELP! I have a Ford truck that when starting will go to 2500 RPM upon initial start. It will idle down to normal 850 RPM within 10 seconds. No codes in computer, suspected Idle Air Motor, Replaced IAC Motor, no change. Customer is worried about engine wear...

  Related Documents & Media  1989 Ford F-150 Custom

 
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTDF15Y5K
Engine4.9 L / 6 cyl / GAS
Trans4-speed Standard
DeliveryFI / EFI
EmissionsFED
SymptomsSurge to 2500Rpm
OccursWhen Starting
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTDF15Y5K
Engine4.9 L / 6 cyl / GAS
Trans4-speed Standard
DeliveryFI / EFI
EmissionsFED
SymptomsSurge to 2500Rpm
OccursWhen Starting