2003 Chevrolet Avalanche Owner's Manual - Page 451

Weatherstrip Lubrication Silicone grease on weatherstrips will make them last longer, seal better, and not stick or squeak. Apply silicone grease with a clean cloth. During very cold, damp weather more frequent application may be required. See Part D: Recommended Fluids and Lubricants on page 6- 17. Body Lubrication Service Lubricate all hood latch assembly, secondary latch, pivots, spring anchor, release pawl, midgate hinges, side storage box door hinges, tailgate hinge, tailgate linkage, outer tailgate handle pivot points, latch bolt, fuel door hinge, locks and folding seat hardware. Part D tells you what to use. More frequent lubrication may be required when exposed to a corrosive environment. Automatic Transmission Check Check the transmission fluid level; add if needed. See Automatic Transmission Fluid on page 5-22. A fluid loss may indicate a problem. Check the system and repair if needed. Starter Switch Check At Least Once a Year Key Lock Cylinders Service Lubricate the key lock cylinders with the lubricant specified in Part D. When you are doing this check,I ...:le . ve , could move suddenly. If it does, you or others could be injured. Follow the steps below. 1. Before you start, be sure you have enough room around the vehicle. 6-12