S10 Pickup, Sonoma 2000-2004

Upper Control Arms

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Bushing Replacement



  1. Remove or disconnect the following:

    Upper control arm and place it in a vise
     
    Upper control arm shaft nuts and retainers
     
    Upper control arm bushings using tool J 22269-1, a slotted washer and a short piece if pipe that is slightly larger than the bushing
     
    Upper control arm shaft
     

  2.  

To install:

  1. Install or connect the following:

    Upper control arm shaft
     
    Upper control arm bushings using tool J 22269-1, a slotted washer and a short piece if pipe that is slightly larger than the bushing
     

  2.  
  3. Tighten J 22269-1 until the bushing is positioned on the shaft and the control arm as shown in the accompanying illustration. The measurement should be 0.48-0.52 inch (12.8-13.8mm) at both sides when the properly installed.

    Click image to see an enlarged view

    Fig. Control arm bushing installation measurement

  4.  
  5. Install the following:

    Upper control arm shaft nuts and retainers. Tighten to 85 ft. lbs. (115 Nm).
     
    Upper control arm
     

  6.  

If the bushings require replacement, refer to the control arm removal and installation procedure for bushing replacement.

Removal & Installation



2-Wheel Drive Coil Spring Front Suspension
  1. Remove or disconnect the following:
    NOTE
    Make sure to note the location of the control arm shims prior to removal so that they may be installed in their original positions.



    Negative battery cable
     
    Wheel
     
    Wheel speed sensor harness bracket retaining bolt and nut, if equipped
     
    Support the lower control arm with a jack stand
     
    Steering knuckle from upper control arm ball joint
     
    Mounting nuts/bolts and shims
     



    Upper control arm
     

  2.  

To install:

  1. Install or connect the following:
    NOTE
    Always tighten nut on the thinner shim pack first.


    NOTE
    Tighten the nut to align the hole never loosen.



    Upper control arm
     



    Mounting nuts/bolts and shims. Torque the nuts to 81-85 ft. lbs. (110-115 Nm).
     
    Steering knuckle to upper control arm ball joint
     
    New cotter pin
     



    Wheel speed sensor harness bracket retaining bolt and nut, if equipped
     
    Wheel
     

  2.  

 
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