Sierra 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
5. Push the main transmission connector (2) outward through the hole (1) in the main housing until the retaining feet on the connector are nearing the
locked position.
6. Use the J 44247 to complete the seating of the retaining feet that lock the connector (1) into the main housing.