GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 551463  Size: SH
  1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory .
  2. Position a hex-head socket on the belt tensioner bolt.
  3. Rotate the air conditioning (A/C) drive belt tensioner clockwise to relieve the tension on the drive belt.
  4. Remove the A/C drive belt from the crankshaft balancer and A/C compressor.
  5. Clean and inspect the A/C belt surfaces of the balancer and compressor pulley.

Installation Procedure


    Object Number: 551463  Size: SH
  1. Route the A/C belt over the crankshaft balancer.
  2. Rotate the A/C belt tensioner clockwise to relieve the tension.
  3. Install the drive belt between the idler and the tensioner and over the compressor pulley.
  4. Inspect the drive belt to ensure that the belt is properly aligned on all the pulleys.
  5. Install the accessory drive belt. Refer to Drive Belt Replacement - Accessory .