Silverado 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)
13. Disconnect the main engine electrical harness connectors. Lift up on the latches (1) in order to disconnect the connectors.
14. Open the harness clip (2).
15. Remove the main engine electrical harness connectors.
16. Disconnect the barometric pressure sensor electrical connector.
