Servicing Item 7: Rear Wheel Drive, Oil Level -- Oil Change

Check oil level every 3000 miles and, if needed, refill to the lowest thread of the filler opening (see arrow) with name-brand oil of the same type; retighten filler screw (wrench size 8) with allen wrench. Figure 28

Change Oil while oil is at normal operating temperature, every 6000 miles but at least once a year. Unscrew oil drain plug (wrench size 19) and then oil filter plug (allen wrench size 8). After the oil has drained, replace drain plug tightly. Fill with new oil. Figure 28

Amount of oil approximately 0.5 pints
oil level lowest thread of filler opening
Type of oil name-brand hypoid gear oil SAE 90