Sierra 2500 Denali 2WD V8-6.0L (2011)
1. Using your thumbs press down and slide the red CPA away from the connector lever.
2. Using your thumb press down on the locking tab and move the lever to the released position.
1. Using your thumbs press down and slide the red CPA away from the connector lever.
2. Using your thumb press down on the locking tab and move the lever to the released position.