In an Emergency the axle shaft studs. This prevents lubricant from leaking out, and will keep contaminants from getting into the axle lubricant and damaging the wheel bearings. 9. Release the parking brakes. Rear Towing Hookup 4. Remove the bumper extension and chrome bumper, if installed. CAUTION 5. Attach the towing device. Due to the many vari- ables that exist in towing, positioning the lifting and towing device is the sole responsibility of the towing-vehicle operator, who must be familiar with standard towing industry safety measures. Using a rear towing hookup on a vehicle equipped with a roof fairing could cause damage to the cab structure. IMPORTANT:
Because of the possibility of exces- sive wind force which could cause damage to the cab, do not use a rear towing hookup on any ve- hicle equipped with a roof fairing. 6. Lift the vehicle, and secure the safety towing chains. If additional clearance is needed, remove the front wheels. 1. Place the front tires straight forward, and secure the steering wheel in this position. 7. Connect the clearance lights, taillights, and signal lights. Connect any special towing lights required by local regulations. 2. Disconnect the battery ground cable. 8. If equipped with air brakes, connect the towing ve- hicle’s air brake system to the vehicle being towed. 3. Attach the towing device.
Due to the many vari- ables that exist in towing, positioning the lifting and towing device is the sole responsibility of the towing-vehicle operator, who must be familiar with standard towing industry safety measures. WARNING Before releasing the parking brakes, make the con- nection to the towing vehicle or chock the tires on the disabled vehicle. Failure to do so could result in hazardous conditions because the vehicle could suddenly roll and injury could occur. 4. Lift the vehicle, and secure the safety towing chains. If additional clearance is needed, remove the bumper extension, if equipped. 10.2