XL-7 4WD V6-3.6L (2008)
4. The terminal positive assurance (TPA) is located in the front of the connector.
5. Use a small flat-blade tool to remove TPA from the connector.
6. Use the J 38125-213 or the J 38125-556 (GM P/N 12093647) tool to release the terminals by inserting the tool into the terminal release cavity. See