1995 GMC Yukon Owner's Manual - Page 424

Maintenance Schedule II - Gasoline Engines With Heavy Duty Emissions DATE ACTUAL MILEAGE SERVICED BY: 30,000 Miles (50 000 km) 0 Change engine oil and filter ( o r every I2 months, whichever occurs first). A H Emission Control Servic'e. 0 Lubricate the front suspension, king pin bushings, steering linkage, transmission shi.ft linkage, transfer case shift linkage, parking brake cable guides, rear driveline center splines, front axle propshaft splines, brake pedal springs and clutch pedal springs. Ball joints and king pin bushings should not be lubricated unless their temperature is 10" F (-12" C), or higher. When weather is cold, let the ball joints and king pin bushings warm up before lubrication or they could be damaged. Perform each o f the listed lubrication service items at this mileage interval (or every 12 months, whichever occurs first). 0 Check rearhi-ont axle fluid level and add fluid a s needed. Check constant velocity joints and axle seals for leaking.:icg' 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional infortnation. I DATE I ACTUALMILEAGE I SERVICED BY: I 7-56