Change engine oil & filter

Check transmission fluid

Check front and 60 rear axle oils

Check swivel housings

Check transfer case oil

Check and top all other fluids

Oil all door and body hinges

Adjust parking brake

Check spark plugs

Clean air filter

Check steering linkage joints. Joints should all be good and tight.

Check brakes

Check exhaust and under-car components for damage

Check wipers if bad

Check lights

Check a/c and heat

Check all accessories

Check washer jets, clean and adjust if needed

Rotate tires

Road test and note other problems

Lube all door hinges