Turbocharger Wastegate Actuator Replacement

Fig 1: Turbocharger Wastegate Actuator (LTG)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement . Remove the turbocharger heat shield. Refer to Turbocharger Heat Shield Replacement .
1	Turbocharger Wastegate Actuator Arm Retainer
2	Turbocharger Wastegate Actuator Fastener (Qty: 2) CAUTION: Refer to Fastener Caution . Tighten 20 N.m (15 lb ft)
3	Turbocharger Wastegate Actuator Procedure Disconnect the vacuum line from the turbocharger wastegate actuator. NOTE: Ensure the wastegate vacuum connection is fully seated and secure. A poor connection can result in a DTC and lead to misdiagnosis.