Repair Pontiac Mid-size 1974-1983 Repair Guide

Brake Drum

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REPLACEMENT



  1. Raise and support the car.
  2.  
  3. Remove the wheel or wheels.
  4.  
  5. Pull the brake drum off. It may be necessary to gently tap the rear edges of the drum to start it off the studs.
  6.  
  7. If extreme resistance to removal is encountered, it will be necessary to retract the adjusting screw. Knock out the access hole in the brake drum and turn the adjuster to retract the linings away from the drum.
  8.  
  9. Install a replacement hole cover before reinstalling drum.
  10.  
  11. Install the drums in the same position on the hub as removed. Adjust front wheel bearings as described at the end of this section.
  12.  

DRUM INSPECTION



  1. Check the drums for any cracks, scores, grooves, or an out-of-round condition. Replace if cracked. Slight scores can be removed with fine emery cloth while extensive scoring requires turning the drum on a lathe.
  2.  
  3. Never have a drum turned more than 0.060 in.
  4.  

 
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