1996 GMC Savana Van Owner's Manual - Page 337

I Long Tripmighway Maintenance Sc'-ed-de -- Gasoline Engines I ~~ 97,500 Miles (162 500 I; 0Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 100,000 Miles (166 000 km) CI Drain, flush and refill cooling system (or every 60 months since last service, whichever occurs first). See "Engine Coolant" in the Index for what to use. Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test the cooling system and pressure cap. An Emissio~? Cor~trol Service. 0Lubricate chassis components; see footnote ## (or every 12 months, whichever occurs first). El Check axle fluid level and add fluid as needed. ** 0Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. During tire rotation, check brake calipers for freedom of movement. Refer to the appropriate GM service manual for proper caliper service procedures. f 0Inspect spark plug wires. An Emissiorz Control Seriice. 0Replace spark plugs. Arz Emission Corztrol Sul-vice. (Continued) 7-41