GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Denali 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, 6.0L and 6.2L 🢒 Air Conditioning Compressor Belt Replacement

Removal Procedure

    Object Number: 370869 Size: SH
  1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory.
  2. Install a ratchet into the air conditioning (A/C) belt tensioner adapter opening.
  3. Rotate the A/C belt tensioner clockwise in order to relieve tension on the A/C belt.
  4. Remove the A/C belt from the pulleys.
  5. Slowly release the tension on the A/C belt tensioner.
  6. Remove the ratchet from the A/C belt tensioner.
  7. Clean and inspect the belt surfaces of all the pulleys.

Installation Procedure

    Object Number: 370869 Size: SH
  1. Install the A/C belt over the crankshaft balancer.
  2. Install a ratchet into the A/C drive belt tensioner adapter opening
  3. Rotate the A/C belt tensioner clockwise in order to relieve tension on the belt tensioner.
  4. Install the A/C belt over the tensioner pulley.
  5. Install the A/C belt around the A/C compressor pulley.
  6. Slowly release the tension on the A/C belt tensioner.
  7. Remove the ratchet from the A/C belt tensioner.
  8. Inspect the A/C belt for proper installation and alignment.
  9. Install the accessory drive belt. Refer to Drive Belt Replacement - Accessory.