1996 Chevrolet Tahoe Owner's Manual - Page 354

k i 0Change en,gineoil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ,, 0Drain, flush and refill cooling system (or every 60 monthssincelastservice,whichever occurs first). See "Engine Coolant" in the Index for what to use. Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test cooling system and pressurecap. An Emission Control Service. 0Lubricate chassiscomponents; see footnote # (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant v