C 3500 HD Truck 2WD V8-6.5L DSL Turbo VIN F (2001)
5. Inspect for the drive belt being properly install on the pulleys.
6. Avoid mis-positioning the drive belt by one or more grooves.
7. Confirm for the proper drive belt size and the correct drive belt routing by observing the location of the fix pointer and index marks on the drive
belt tensioner. With a new drive belt installed the fix pointer should align within the indentation on the drive belt tensioner.