2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 605

. Engine cooling system inspection. Visual inspection of hoses, pipes, fittings, and clamps and replacement, if needed. Windshield wiper blade inspection for wear, cracking, or contamination and windshield and wiper blade cleaning, if contaminated. See Windshield and Wiper Blades on page 6‑126. Worn or damaged wiper blade replacement. See Windshield Wiper Blade Replacement on page 6‑69. Body hinges and latches, key lock cylinders, folding seat hardware, and tailgate hinges, linkage, and handle pivot points lubrication. See Recommended Fluids and Lubricants on page 7‑13. More frequent lubrication may be required when vehicle is exposed to a corrosive environment. Applying silicone grease on weatherstrips with a clean cloth makes them last longer, seal better, and not stick or squeak. Restraint system component check. See Checking the Restraint Systems on page 2‑94. Automatic transmission fluid level check and adding fluid, if needed. See Automatic Transmission Fluid (4-Speed Transmission) on page 6‑24 or Automatic Transmission Fluid (6-Speed Transmission) on page 6‑28. . Four‐wheel drive vehicles: Transfer case fluid level check and adding fluid, if needed. Engine air cleaner filter inspection. See Engine Air Cleaner/Filter on page 6‑22. Vehicles with diesel engine or GVWR above 4 536 kg (10,000 lbs) only: Shields inspection for damage or looseness. Adjust or replace as required. This is a Noise Emission Control Service. Applicable to vehicles sold in the United States and recommended for vehicles sold in Canada. . . . . Additional Required Services At the First 160 km/100 Miles, 1 600 km/ 1,000 Miles, and 10 000 km/6,000 Miles . For vehicles with dual wheels: Check dual wheel nut torque. For proper torque, see Capacities and Specifications on page 6‑137. Engine oil level check. See Engine Oil on page 6‑17. Engine coolant level check. See Engine Coolant on page 6‑33. Windshield washer fluid level check. See Windshield Washer Fluid on page 6‑43. . At Each Fuel Stop . . . . 7-5