BECOME A MEMBER
Sign up with Facebook
I agree to the
Login with Facebook
NOT A MEMBER?
Stuck On Defrost
My fan for heat/def comes on while the key is in.
2003 FORD F-150
My fan for heat/def comes on while the key is in my pocket, sometimes its on when I get up in the morning draining the battery.
Monday, February 18th, 2013 AT 2:14 PM
Check to see if wires behind switch are melted together, you can pull the blower motor relay to stop this temporarily. If it's melted togetherthen get it fixed so not to have a fire
Please consider a donation if we helped you
Monday, February 18th, 2013 AT 3:28 PM
to post a reply.
Related Defroster Stuck On Defrost Questions
2003 Ford F150 Heater Only Blows On Defrost
Heater Problem 2003 Ford F150 V8 Four Wheel Drive Automatic 230000 Miles Electronic Climate Control Unit. Heater Is Currently Only...
2003 Ford F150 A/c And Heat Blows Only Through...
Air Conditioning Problem 2003 Ford F150 V8 Four Wheel Drive Automatic 160000 Miles A C Started Blowing Through Defrost Only Upon...
Why Is Truck Is Stalling With The A/c Or The Defrost...
My Truck Has A 5.0 With A 5 Speed Transmission. When Turn On The Defrost Or The A C The Truck Stalls. I Thought It Was The Idle Air...
Ford Ranger Engine Lopes When Defrost Is On
2003 Ford Ranger, 4x4, Supercab, 4.0l, 5 Speed, 55000 Miles. I Recently Noticed That When I'm Idling At A Stop Light And The Defrost...
Ask a Car Question. It's Free!
Vents Stay in Defrost Position
Blend Door Actuator Replacement
Heater Not Working
Find a car manual for your car
© 1999 - 2017 2CarPros, Inc.