Sierra 3500 2WD V8-6.6L DSL Turbo (2006)
Drive Belt: Service and Repair
DRIVE BELT REPLACEMENT
Removal Procedure
1. Remove the upper fan shroud.
2. Remove the 3 engine cooling fan shroud bolts (1).
3. Position the engine cooling fan shroud (1) forward to the radiator.
4. Install a 1/2-inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise.
5. Remove the belt from the tensioner.
6. Slowly release the tension on the tensioner arm.