Express, Savana, G1500, G2500, G3500, 1998-2005

Multi-Function (Combination) Switch

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Removal & Installataion




CAUTION
When performing service around the SIR system components or wiring, the SIR system MUST be disabled. Failure to do so could result in possible air bag deployment, personal injury or unneeded SIR system repairs.

  1. Disable the SIR (airbag) system, as outlined in the Chassis Electrical Section.
  2.  
  3. Make sure the switch is in the OFF position.
  4.  
  5. Remove the steering wheel as outlined in this section.
  6.  
  7. Disconnect the tilt wheel lever by pulling it out.
  8.  
  9. Remove the knee bolster and the Torx® head screws from the lower column cover.
  10.  
  11. Lower the cover by tilting it down and then sliding it back to disengage the locking tabs.
  12.  
  13. Remove the Torx® head screws from the upper column cover.
  14.  
  15. Remove the steering column lock set and the upper cover.
  16.  
  17. Disconnect the wiring harness straps from the steering column wiring harness.
  18.  
  19. Remove the retainer from Connector Position Assurance (CPA) if equipped.
  20.  
  21. Disengage the connector from the Brake Transmission Shift Interlock (BTSI) if equipped.
  22.  
  23. Unplug the gray and black connectors from the bulkhead connector.
  24.  
  25. Unfasten the Torx® head screws from the switch and remove the switch.

    Click image to see an enlarged view

    Fig. Exploded view of the multi-function switch-typical

  26.  

To install:

Installation is the reverse of removal but please note the following important steps.

  1. Install the switch. Use a small blade screwdriver to compress the electrical contact and move the switch into position. The electrical contact must rest on the canceling cam assembly.
  2.  
  3. Fasten the Torx® head screws on the switch. Tighten the screws to 53 inch. lbs. (6 Nm).
  4.  
  5. Install the upper column cover and fasten the column bracket nuts. Tighten the nuts to 22 ft. lbs. (30 Nm).
  6.  
  7. Install the knee bolster and the steering column cylinder lock. Tighten the column cover Torx® screws to 12 inch. lbs. (1.4 Nm).
  8.  
  9. Install the lower column cover and tighten the Torx® screws 53 inch. lbs. (6 Nm).
  10.  
  11. Make sure the switch is in the OFF position and install the steering wheel. Refer to this section for this procedure.
  12.  
  13. Enable the SIR system (if equipped).
  14.  


CAUTION
When performing service around the SIR system components or wiring, the SIR system MUST be disabled. Failure to do so could result in possible air bag deployment, personal injury or unneeded SIR system repairs.

  1. Make sure the switch is in the OFF position.
  2.  
  3. Remove the steering wheel.
  4.  
  5. Remove the steering column shroud.
  6.  
  7. Unfasten the screws from the switch and remove the switch. Detach the electrical connection.

    Click image to see an enlarged view

    Fig. Exploded view of the turn signal combination switch

  8.  

To install:

  1. Installation is the reverse of removal. Tighten the switch mounting screws to 27 inch lbs. (3 Nm).
  2.  
  3. Enable the SIR system.
  4.  

 
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