Sierra 1500 2WD V8-5.3L VIN B HO (2006)
3. Important: Ensure that the retractor spring is properly seated in the retaining bracket at the bottom of the backing plate.
Install the retractor spring on the backing plate.
4. Using a pair of channel locks, install the retractor spring in the primary brake shoe.
5. Install the secondary brake shoe on the backing plate.
Important: In the following service procedure, the retractor spring can be installed by the use of either the special tool called out or by the use or
a pair of channel locks.