Drive Belt Tensioner Replacement - Supercharger

WARNING: This page is about a different variant/trim than selected.

Fig 1: Supercharger Drive Belt Tensioner

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
NOTE: Refer to Fastener Notice . Fastener Tightening Specifications: Refer to Fastener Tightening Specifications . Preliminary Procedures Remove the engine sight shield. Refer to Intake Manifold Sight Shield Replacement . Remove the front section of the supercharger inlet duct assembly. Refer to Supercharger Inlet Duct Assembly Replacement . Remove the supercharger drive belt. Refer to Supercharger Belt Replacement .
1	Drive Belt Tensioner Assembly Bolt Tighten: 50 N.m (37 lb ft)
2	Drive Belt Tensioner Assembly Tip: Use the EN-47913 Serpentine Belt Tool to rotate the tensioner in a clockwise direction during belt removal and installation. See Special Tools . Remove and install the tensioner and bolt as an assembly. Ensure that the alignment pin on the rear of the tensioner assembly is aligned with the locating hole on the camshaft actuator housing during installation and torque procedure.

Callout

Component Name

NOTE: Refer to Fastener Notice .

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

Preliminary Procedures

Remove the engine sight shield. Refer to Intake Manifold Sight Shield Replacement .
Remove the front section of the supercharger inlet duct assembly. Refer to Supercharger Inlet Duct Assembly Replacement .
Remove the supercharger drive belt. Refer to Supercharger Belt Replacement .

Drive Belt Tensioner Assembly Bolt

Tighten: 50 N.m (37 lb ft)

Drive Belt Tensioner Assembly
Tip:

Use the EN-47913 Serpentine Belt Tool to rotate the tensioner in a clockwise direction during belt removal and installation. See Special Tools .
Remove and install the tensioner and bolt as an assembly.
Ensure that the alignment pin on the rear of the tensioner assembly is aligned with the locating hole on the camshaft actuator housing during installation and torque procedure.