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1997 Ford F-250 7.3L Poor Fuel Economy, power loss/rpm drop
Posted to Ford Driveability on 1/19/2004 13 Replies

Hello everyone! The best way to make this problem appear, is to idle the truck in the shop, then rev engine to 1500rpm. After about 10-15 seconds the rpm drops 500rpm. The engine even sounds different, louder, like it's being worked. The vehicle even sometimes...

13 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1997 Ford F-250

VIN 1FTHF25F3V
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy, Power Loss/RPM Drop
OccursUnder Load, on Accel, Intermittently
Message Closed w/FIX

car Vehicle Data

1997 Ford F-250

VIN 1FTHF25F3V
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy, Power Loss/RPM Drop
OccursUnder Load, on Accel, Intermittently