S10 Pickup, Sonoma 2000-2004

Starter

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Removal & Installation



2-Wheel Drive
2.2L Engine
  1. Remove or disconnect the following:

    Negative battery cable
     
    Front exhaust pipe, if necessary for access
     
    Starter heat shield, if equipped
     
    Brace rod from the front of the engine and the bell housing
     
    Drivers side wheel to access the starter motor wires and the starter motor attaching bracket-to-engine bolt through the opening in the wheel well
     
    Wires from the starter solenoid
     
    Attaching bracket-to-engine mount bolt
     
    Starter-to-engine block bolts. When removing the last bolt, be sure to support the starter to keep it from falling and possibly injuring you.
     
    Starter and shims (if equipped) from the vehicle
     
    Bracket from the starter assembly, if equipped

    Click image to see an enlarged view

    Fig. Starter motor and related components-2.2L engine

     

  2.  

To install:

  1. Install or connect the following:

    Bracket to the starter, if removed. Tighten the bracket nuts to 97 inch lbs. (11 Nm).
     
    Starter and shims (if equipped) into position in the vehicle and thread one of the retaining bolts to hold it in position.
     
    Bracket-to-engine mount bolt (loosely), if equipped
     
    Starter mounting bolt, then tighten all mounting fasteners to 32 ft. lbs. (43 Nm)
     
    Wiring to the solenoid
     
    Brace rod and tighten the retainers
     
    Front exhaust pipe and tighten the fasteners, if removed
     
    Starter heat shield, if equipped
     
    Driver-s side wheel, if removed
     
    Negative battery cable
     

  2.  

4.3L Engine
  1. Remove or disconnect the following:

    Negative battery cable
     
    Wires from the starter solenoid
     
    Starter motor mounting bolts
     
    Starter motor and if equipped, the shims
     

  2.  

To install:

Click image to see an enlarged view

Fig. The starter motor on 4.3L engines is retained by two long bolts

  1. Install or connect the following:

    Starter motor into position
     
    Starter motor inboard bolt but do not tighten it at this time
     
    Starter motor shims, if equipped
     
    Outboard starter motor bolt. Tighten the bolts to 32 ft. lbs. (43 Nm).
     
    Wires to the solenoid
     
    Negative battery cable
     

  2.  

4-Wheel Drive
  1. Remove or disconnect the following:
    NOTE
    In some cases it may be easier to access the starter motor bolts if you raise the vehicle and remove the wheel assembly.



    Negative battery cable
     



    Wheel assembly, if necessary
     
    Engine mounts
     
    Transmission mount and support the transmission assembly
     
    Starter-to-engine bolts and support the starter
     

  2.  
  3. Rotate the starter as necessary for access, then tag and disconnect the solenoid wiring.
  4.  
  5. Carefully lower the starter and shims (if equipped) from the vehicle. Note the location of any shims for installation purposes.
  6.  
  7. If necessary, remove the shield from the starter assembly.
  8.  

To install:

  1. Install or connect the following:

    Starter into position in the vehicle along with any shims (making sure they are in their original positions), then tighten the mounting bolts to 37 ft. lbs. (50 Nm).
     
    Shield to the starter assembly and tighten the retaining nuts to 106 inch lbs. (12 Nm), if removed
     
    Wiring to the solenoid
     
    Transmission mount and remove the supports
     
    Secure the engine mounts, then remove the lifting device
     
    Wheel assembly, if removed
     

  2.  
  3. Connect the negative battery cable.
  4.  

Solenoid or Relay



Most starters are equipped with replaceable solenoids. In all cases, the starter must first be removed from the vehicle for access.

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the starter and place it on a workbench.
  4.  
  5. Remove the screw and washer from the motor connector strap terminal.
  6.  
  7. Remove the two solenoid retaining screws.
  8.  
  9. Twist the solenoid housing clockwise to remove the flange key from the keyway in the housing and remove.
  10.  

To install:

  1. Place the return spring on the plunger and place the solenoid body on the drive housing.
  2.  
  3. Turn the solenoid counterclockwise to engage the flange key.
  4.  
  5. Install the two retaining screws, then install the screw and washer which secures the strap terminal.
  6.  
  7. Install the starter on the vehicle.
  8.  
  9. Connect the negative battery cable.
  10.  

 
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