Yukon/Denali 2WD V8-5.3L VIN Z Flex Fuel (2005)
5. Using a small flat-bladed tool, push on the side of the nose piece retainer while pushing the nose piece forward with your thumb. This will release
the terminal position assurance (TPA).
6. Insert the J 38125-12A (GM P/N 12094429) into the corresponding terminal release cavity. The release cavities are the 2 center rows of cavities
on one half of the connector.
7. Pressing the J 38125-12A (GM P/N 12094429) tool in the release cavity of the terminal you are removing, gently pull the wire out of the back of
the connector. Always remember never use force when pulling a terminal out of a connector. See the release tool cross reference in the Reference
Guide of the J-38125 to ensure that the correct release tool is used.