GM Corvette 1984-1996 Repair Guide

Lower Control Arm

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REMOVAL & INSTALLATION



  1. Disconnect the negative battery cable, then raise and support the vehicle safely.
  2.  
  3. Remove the tire and wheel assembly, then remove both spring protectors.
  4.  
  5. Using tool J-33432 and adapters J-33432-88 or equivalent, compress the spring.
  6.  
  7. Support the lower control arm with a jackstand.
  8.  
  9. Disconnect the shock absorber from the lower control arm, then disconnect the front stabilizer shaft link from the lower control arm.
  10.  
  11. If equipped, disengage the speed sensor electrical connector and remove the cable from the bracket.
  12.  
  13. Using tool J-33436 or equivalent, disconnect the lower ball joint from the knuckle.
  14.  
  15. Remove the engine support bracket.
  16.  
  17. Remove nuts, washers and bolts attaching the lower control arm to the frame.
  18.  
  19. Remove the jackstand and the lower control arm.
  20.  

To install:
  1. Install the lower control arm, bolts, washers and nuts.
  2.  
  3. Support the lower control arm with a jackstand.
  4.  
  5. Install the engine support bracket.
  6.  
  7. Position the ball joint into the steering knuckle, then install the washer and nut. Tighten the lower control arm ball stud nut to 50 ft. lbs. (68 Nm). Tighten the ball stud nut additionally, as necessary to insert a cotter pin, but do not exceed 88 ft. lbs. (120 Nm) to align the cotter pin holes.
  8.  
  9. Install a new cotter pin from the rear to the front of the vehicle.
  10.  
  11. If equipped, connect the ABS speed sensor bracket, cable and/or electrical connection, as applicable.
  12.  
  13. Connect the stabilizer shaft link to the lower control arm but hand-tighten the nuts only.
  14.  
  15. Remove the spring compression tool and adapters.
  16.  
  17. Hold the suspension at the proper trim height using jackstands and tighten the stabilizer link nuts to 35 ft. lbs. (48 Nm) and the lower control arm bolts to 96 ft. lbs. (130 Nm) for 1984-87 vehicles or to 82 ft. lbs. (112 Nm) for 1988-96 vehicles.
  18.  
  19. Connect the shock absorber to the lower control arm and tighten the nuts to 19 ft. lbs. (26 Nm).
  20.  
  21. Remove the jackstands and install both spring protectors. Tighten the bolts to 18 ft. lbs. (25 Nm).
  22.  
  23. Install the tire and wheel assembly.
  24.  
  25. Lower the vehicle and connect the negative battery cable.
  26.  

 
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