
2003 Ford F-250 Super Duty Lariat 5.4L Heater Core
vehicle has air in heater core, you can hear it when you accellerate either moving or stopped, more when accellerating down the road. i clamped off the coolant hose to the heater core and the noise stopped. i ran the engine at 2000 rpm for fifteen min. as per ...
FIX posted 6/18/2008
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Message Closed w/FIX
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VIN | 1FTNX21L63 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Affected | Heater Core |
Conditions | Any Time |
Message Closed w/FIX
Vehicle Data
2003 Ford F-250 Super Duty Lariat
VIN | 1FTNX21L63 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Affected | Heater Core |
Conditions | Any Time |