K 2500 Truck 4WD V8-5.3L VIN T (1999)
5. Disconnect the accelerator control cable and the cruise control cable from the cable bracket.
6. Disconnect the accelerator control cable and the cruise control cable from the throttle body.
7. Remove the upper engine wire harness retainer nut.
8. Disconnect the EVAP purge solenoid electrical connector.
9. Reposition the upper engine wire harness aside.
10. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure.