Sierra 2500 2WD V8-66L DSL Turbo (2007) Throttle Position Sensor Diagram
3. Use a small flat-bladed tool to gently pry off the dress cover by inserting the tool under the cover opposite the harness side and prying up.
4. Remove the cover.
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.
