2010 GMC Canyon Extended Cab Owner's Manual - Page 402

First Engine Oil Change After Every 80 000 km/50,000 Miles • Engine air cleaner filter replacement. See Engine Air Cleaner/Filter on page 6-20. First Engine Oil Change After Every 240 000 km/150,000 Miles • Engine cooling system drain, flush, and refill, cooling system and cap pressure check, and cleaning of outside of radiator and air conditioning condenser (or every 5 years, whichever occurs first). See Engine Coolant on page 6-29. An Emission Control Service. • Automatic transmission fluid change (severe service) for vehicles mainly driven in heavy city traffic in hot weather, in hilly or mountainous terrain, when frequently towing a trailer, or used for taxi, police, or delivery service. See Automatic Transmission Fluid on page 6-21. • Engine accessory drive belt inspection for fraying, excessive cracks, or obvious damage and replacement, if needed. An Emission Control Service. First Engine Oil Change After Every 160 000 km/100,000 Miles • Automatic transmission fluid change (normal service). See Automatic Transmission Fluid on page 6-21. • Spark plug replacement. An Emission Control Service. 7-6