F 450 2WD Super Duty V8-5.4L SOHC VIN L (2003)
Control Module HVAC: Service and Repair
REMOVAL
All vehicles
1. Disconnect the A/C cycling switch electrical connector.
Vehicles with auxiliary A/C
2. Remove the bolt and position the auxiliary heater lines aside.
All vehicles
3. Remove the screws and slightly position the suction accumulator aside.