1995 GMC Yukon Owner's Manual - Page 436

Maintenance Schedule I - Diesel Engines 25,000 Miles (40000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). A I ? Emission Coutlvl Service. Lubricate the front suspension, king pin bushings, steering linkage, transmission shift 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 of the listed lubrication service items at this mileage interval (or every 12 months, whichever occurs first). 0 Check redfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. 'k* I DATE I ACTUALMILEAGE I SERVICED BY: I 27,500 Miles (44000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). A n Enlission Corltrol Service. 0 Lubricate the front suspension, king pin bushings, steering linkage, transmission shift 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 (-1 2" C), orhigher. When weather is cold, let the balljoints and king pin bushings warm up before lubrication or they could be damaged. Perform each of the listed lubrication service items at this mileage interval (or every 12 months, whichever occurs first). DATE MILEAGE ACTUAL SERVICED BY: 7-68