Mechanics

HEATER CONTROL F550 NOT WORKING LOW SPEEDS AND NO TEMP CONTROL

2008 Ford F-550 • 167,000 miles

1st & 2nd speeds not working. Temp. Control has only hot no cold.
Avatar
Girling
November 29, 2011.




Check and test the blower switch, blower motor resistor/fan control module and check the air blend door/actuator

Tiny
Rasmataz
Nov 29, 2011.


AD