1995 GMC Yukon Owner's Manual - Page 373

Every 30,000 Miles ( 0 000 km) 5 Air Cleaner Filter Replacement Spark Plug Replacement Fuel Filter Replacement Cooling System Service(or every 24 months. whichever occurs first) Every 50,000 Miles ( 3 000 km) 8 Automatic Transmission Service (severe conditions only) Every 60,000 Miles (100 000 km) Engine Accessory Drive Belt Inspection Spark PILI^ Wire Inspection Ensine Timing Check Fuel Tank, Cap and Lines Inspection Schedule I! Definition - Gasoline Engines With Light Duty Emissions ~ollow Schedule I1 01z1.11 if none of the conditions from Schedule I is true. Schedule I1 Intervals Emissions - Gasoline Engines With Light Duty Every 7,500 Miles (12 500 km) Engine Oil and Filter Change (or every I2 months. whichever occurs first) Chassis Lubrication (or every I2 months, whichever occurs first) Drive Axle Service At 7,500 Miles (12 500 km) - Then Every 15,000 Miles ( 5000 km) 2 Tire Rotation 7-5