Chevrolet Blazer/Jimmy 1969-1982 Repair Guide

Upper Control Arm

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REMOVAL & INSTALLATION



  1. Raise and support the truck on jackstands.
  2.  
  3. Support the lower control arm with a floor jack.
  4.  
  5. Remove the wheel and tire.
  6.  
  7. Remove the cotter pin from the upper control arm ball stud and loosen the stud nut one turn.
  8.  
  9. Loosen the upper control arm ball stud in the steering knuckle using a ball joint stud removal tool. Remove the nut from the ball stud and raise the upper arm to clear the steering knuckle. It will be necessary to remove the brake caliper and wire it to the frame to gain clearance.
  10.  
  11. Remove the nuts securing the control arm shaft to the frame and remove the control arm. Tape the shims and spacers together and tag for proper reassembly.
  12.  
  13. Installation is the reverse of removal. Place the control arm in position and install the nuts. Before tightening the nuts to 70 ft. lbs., insert the caster and camber shims in the same order as when removed. Have the front end alignment checked, and as necessary, adjusted.
  14.  

 
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