GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 37059 Accessory Drive Belt Tensioner Wrench

Removal Procedure

Caution: To avoid personal injury when rotating the accessory drive belt tensioner, use a tight fitting 13 mm wrench that is at least 46 cm (18 in) long.


    Object Number: 33590  Size: SH
  1. Rotate the drive belt tensioner using the J 37059 .
  2. Remove the drive belt.

Installation Procedure


    Object Number: 33590  Size: SH
  1. Rotate the drive belt tensioner using the J 37059 .
  2. Install the drive belt.