F 150 4WD Pickup V8-5.4L CNG VIN M (2001)
Fluid Line/Hose: Service and Repair
4R100
Cooler Bypass Valve
Removal
1. Raise the vehicle on a hoist.
2. Remove the front cooler tube, from the front cooler bypass valve (CBV) fitting.
3. Remove the rear cooler tube from the rear Cl3V fitting.
4. NOTE: The rubber-coated sealing washers can fall off during removal of the front CBV bolt cooler line case fitting.
Remove the front CBV bolt cooler case fitting.
