S10 Pickup, Sonoma 2000-2004

Leaf Springs

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Removal & Installation




NOTE
The following procedure requires the use of two sets of jackstands.

  1. Support the rear axle with jackstands, support the axle and the body separately in order to relieve the load on the rear spring.
  2.  
  3. Remove or disconnect the following:

    Wheel
     
    Shock absorber
     
    U-bolt nuts, washers, anchor plate and bolts
     
    Spare tire, if equipped
     
    Rear exhaust hangers and lower the rear exhaust, if necessary
     
    Shackle-to-frame bolt, washers and nut
     
    Fuel tank, if necessary
     
    Front bracket nut, washers and bolt
     
    Spring
     
    Shackle from the spring, if necessary
     

  4.  

To install:

  1. Install or connect the following:

    Shackle to the rearward spring eye using the bolt, washers and nut, but do not fully tighten at this time.
     
    Spring assembly
     
    Spring to the front bracket using the bolt, washers and nut, but do not fully tighten at this time.
     
    Fuel tank, if removed
     
    Shackle-to-frame bolt, washers and nut, but do not fully tighten at this time. If used, remove the spring support.
     
    U-bolts, anchor plate, washers and U-bolt nuts. Torque the nuts using 2 passes of a diagonal sequence:
     

    1. Step 1: Torque to 18 ft. lbs. (25 Nm).
    2.  
    3. Step 2: Torque to 73 ft. lbs. (100 Nm) in the sequence.
    4.  

  2.  
  3. Position the axle to achieve an approximate gap of 6.46-6.94 in. (164-176mm) between the axle housing tube and the metal surface of the rubber frame bumper bracket. Measure from the housing between the U-bolts to the metal part of the rubber bump stop on the frame.
  4.  
  5. While supporting the axle in this position, tighten the front and rear spring mounting fasteners to 89 ft. lbs. (122 Nm).
  6.  
  7. Install or connect the following:

    Rear exhaust in position and tighten the hangers
     
    Spare tire
     
    Shock absorber
     

  8.  

 
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