1999 GM 6.5L V8 – Oil Filter Adapter Removal

1. Pry out the oil filter bypass valve using a screw driver.

2. Remove the oil cooler bypass valve using the following procedure :
2.1. Install a sheet metal screw into the hole in the cup plug.
2.2. Using side cutters or pliers, pry out the cup plug.
2.3. Pry out the oil cooler bypass valve using a screw driver.

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