Replace Air Compressor Air Filter Element if Applicable
Inspect All Belts and Hoses
Top Off Power Steering Fluid
Inspect Steer Axel Hub Oil Level
Inspect Batteries & Battery Connection
Check Parking Brake Operation
Check Windshield Wiper & Washer Operation
Top Off Windshield Washer Fluid
Check King Pins, Wheel Bearings, Steer Axle & Drop Axle