Removal Procedure

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (without KL9)Battery Negative Cable Disconnection and Connection (with KL9)
Electrical Connector (1) @ Turbocharger Wastegate Regulator Solenoid Valve - Disconnect

Fig 1: Electrical Connector
Courtesy of GENERAL MOTORS COMPANY
Turbocharger Wastegate Regulator Solenoid Valve Hose Clamp (1) @ Turbocharger Wastegate Regulator Solenoid Valve - Disengage [3x]

Fig 2: Turbocharger Wastegate Regulator Solenoid Valve Hoses And Clamps
Courtesy of GENERAL MOTORS COMPANY
Turbocharger Wastegate Regulator Solenoid Valve Hose (2) @ Turbocharger Wastegate Regulator Solenoid Valve - Remove [3x]
Turbocharger Wastegate Regulator Solenoid Valve Bolt (1) - Remove

Fig 3: Turbocharger Wastegate Regulator Solenoid Valve And Bolt
Courtesy of GENERAL MOTORS COMPANY
Turbocharger Wastegate Regulator Solenoid Valve (2) - Remove