C 3500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2002)
Valve Clearance: Adjustments
Valve Clearance Adjustment
1. Remove the fan clutch.
2. Remove both upper valve rocker arm covers.
3. Rotate the engine in the normal direction and put the number one piston at Top Dead Center (TDC) of the compression stroke.
Number one cylinder is right side front. While turning the engine watch the intake valve to open and close. Align the mark on the crankshaft
balancer with the pointer on the engine.
4. Loosen the valve clearance adjusting screws for the valve being adjusted.
5. Insert the feeler gauge between the tip of rocker arm and the valve bridge.
Notice: Refer to fastener Notice in Service Precautions.
