Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
3. Install the drive belt, if equipped with a single generator.
4. Route the drive belt over and/or around all the drive pulleys except for the tensioner.
5. Install a 3/8 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise.
6. Install the belt over and/or around the tensioner.
7. Slowly release the tension on the tensioner arm.
8. Inspect the drive belt for proper installation on and/or around all pulleys.
9. Position the engine cooling fan shroud on the 3 mounting brackets (1).
Notice: Refer to Fastener Notice.
10. Install the bolts. Loosely tighten the top mounting bolt at the oil filler neck.