CTS V8-5.7L VIN P (2004)
IMPORTANT: Always use care when removing a terminal positive assurance (TPA) in order to avoid damaging it.
6. Remove the TPA by inserting a small flat-bladed tool into the small slot on the TPA and pushing down until the TPA comes out of the connector.
Gently pry the TPA out of the connector.
7. Insert the J 44020-4 (GM P/N 15314260) tool into the 2 triangular cavities on each side of the terminal at the front of the connector.