C 3500 HD Truck 2WD V8-6.5L DSL Turbo VIN F (2001)
Oil Filter Adapter: Service and Repair
Oil Filter Bypass Valve Replacement
Oil Filter Bypass Valve Replacement
Removal Procedure
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the oil filter.
3. Pry out the oil filter bypass valve using a screwdriver.
4. Remove the oil cooler bypass valve using the following procedure:
4.1.
Install a sheet metal screw into the hole in the cup plug.
4.2.
Using side cutters or pliers, pry out the cup plug.
4.3.
Pry out the oil cooler bypass valve using a screwdriver.
Installation Procedure
1. Install the oil cooler bypass valve using a socket the same size as the outside diameter of the valve. Drive the valve into the bore until the valve
seats on the shoulder in the bore.
Important: The cup plug has an orifice hole that prevents an air lock from occurring and blocking the oil flow.
