Colorado 2WD V8-5.3L (2009)
4. Remove the brake drum (1).
5. If the brake drum is difficult to remove, retract the brake shoes using the following procedure:
1. Remove the rubber adjuster access hole plug located below the wheel cylinder on the rear brake backing plate.
2. Insert a small, flat bladed tool through the access hole at a slight downward angle to contact the adjuster lever.
3. Insert a second small, flat bladed tool straight into the access hole just above the first tool to contact the adjuster teeth.
4. While applying slight inward pressure on the first tool, rotate the adjuster counter clockwise using the second tool against the adjuster teeth.
5. Continue to rotate the adjuster until the brake shoes are retracted and the brake drum can be removed.
6. Using the J-42450-A - Wheel Hub Resurfacing Kit , clean the brake drum and rear axle flange mating surfaces of any accumulated dirt or
corrosion.
Installation Procedure
1. Adjust the rear drum brakes. Refer to Drum Brake Adjustment (See: Adjustments).
2. Install the brake drum (1).
