2010 GMC Savana 2500 Cargo Owner's Manual - Page 378

• Tire inflation check. See Inflation - Tire Pressure on page 6-63. • Windshield wiper blade inspection for wear, cracking, or contamination and windshield and wiper blade cleaning, if contaminated. See Windshield and Wiper Blades on page 6-101. Worn or damaged wiper blade replacement. See Windshield Wiper Blade Replacement on page 6-54. • Tire wear inspection. See Tire Inspection and Rotation on page 6-69. • Rotate tires. See Tire Inspection and Rotation on page 6-69. • Fluids visual leak check (or every 12 months, whichever occurs first). A leak in any system must be repaired and the fluid level checked. • Body hinges and latches, key lock cylinders, folding seat hardware, and rear compartment hinges, linkage, and handle pivot points lubrication. See Recommended Fluids and Lubricants on page 7-11. 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. • Engine air cleaner filter inspection (vehicles driven in dusty conditions only). See Engine Air Cleaner/Filter on page 6-19. • Brake system inspection (or every 12 months, whichever occurs first). • Restraint system component check. See Checking the Restraint Systems on page 2-79. Maintenance II • Perform all services described in Maintenance I. • Steering and suspension inspection. Visual inspection for damaged, loose, or missing parts or signs of wear. • Automatic transmission fluid level check and adding fluid, if needed. See Automatic Transmission Fluid (4-Speed Transmission) on page 6-20 or Automatic Transmission Fluid (6-Speed Transmission) on page 6-23. • Lubricate the front suspension, kingpin bushings, steering linkage, and rear driveline center splines. • All-wheel drive vehicles: Transfer case fluid level check and adding fluid, if needed. • Engine cooling system inspection. Visual inspection of hoses, pipes, fittings, and clamps and replacement, if needed. 7-4 • Engine air cleaner filter inspection. See Engine Air Cleaner/Filter on page 6-19.