1995 GMC Yukon Owner's Manual - Page 408

Maintenance Schedule I - Gasoline Engines Heavy Duty Emissions (Contitzueci) 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking.:!::i: DATE MILEAGE ACTUAL SERVICED BY: 24,000 Miles (40 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). A n Emissior.1 Control Service. 17 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), 01- 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 I2 months, whichever occurs first). constant velocity joints and axle seals for leaking."" 0 Check readfront axle fluid level and add fluid as needed. Check 0 Replace air cleaner filter. Replace filter more often under dusty conditions. An Emission Control S4rc)ice. For 2-Wheel Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). El Replace fuel filter. Replace filter sooner if it is clogged.? (Continued) 7-40