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Home >> GMC >> 2013 >> Sierra 1500 XFE >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Trailer Brake Control System >> Repair Instructions >> Trailer Brake Power Control Module Replacement (2500, 3500 Pickup) >> Installation Procedure
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Installation Procedure

  1. If installing a new trailer brake control module, partially install the 3 trailer brake control module bolts.
    2. Fig 1: Trailer Brake Control Module
    GM2411538Courtesy of GENERAL MOTORS COMPANY
  2. Install the trailer brake control module (1) to the bracket.
  3. Slide the trailer brake control module in the bracket until the module bolts are resting against the back of the bracket slotted holes.
    4. Fig 2: Trailer Brake Control Module Bolts
    GM2411537Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  4. Tighten the trailer brake control module bolts (1) to 6 N.m (53 lb in).
    5. Fig 3: Trailer Brake Control Module Bracket Bolts
    GM2411535Courtesy of GENERAL MOTORS COMPANY
  5. Install the trailer brake control module and relay bracket assembly to the frame.
  6. Slide the trailer brake control module bracket assembly fully into the slotted holes of the vehicle frame.
  7. Tighten the trailer brake control module bracket bolts to 9 N.m (80 lb in).
  8. Connect the trailer brake control module and trailer brake control relay electrical connectors.
  9. Install the spare tire and wheel assembly. Refer to Spare Wheel Hoist Replacement .
  10. If installing a new trailer brake control module, program the module. Refer to Control Module References .
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