GM Service Manual Online
For 1990-2009 cars
Makes 🢒 Chevrolet 🢒 2004 🢒 C-Series Medium Duty Truck C6/7/8 - Mexico 🢒 Engine 🢒 Engine Mechanical - 8.1L 🢒 Drive Belt Replacement

Removal Procedure

    Object Number: 741988 Size: SH
  1. Install a breaker bar with hex-head socket to the belt tensioner bolt.
  2. Rotate the belt tensioner clockwise in order to relieve tension on the drive belt.
  3. Remove the drive belt from the pulleys and the tensioner.
  4. Slowly release the tension on the belt tensioner.
  5. Remove the breaker bar and socket from the belt tensioner bolt.
  6. Clean and inspect the belt surfaces of all the pulleys.

Installation Procedure
  1. Route the drive belt around all the pulleys, except the tensioner.
  2. Install the breaker bar with hex-head socket to the belt tensioner bolt.
  3. Rotate the belt tensioner clockwise in order to relieve tension on the tensioner.
  4. Install the drive belt over the tensioner.

    5. Object Number: 741988 Size: SH
  5. Slowly release the tension on the belt tensioner.
  6. Remove the breaker bar and socket from the belt tensioner bolt.
  7. Inspect the drive belt for proper installation and alignment