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Home › Chevrolet › 2009 › TrailBlazer 4.2 S, RWD › Repair and Diagnosis › Accessories & Equipment › Entertainment Systems › Cellular System, Entertainment System & Navigation System › Repair Instructions › Communication Interface Module Bracket Replacement › Removal Procedure

Removal Procedure

  1. Remove the right rear seat cushion. Refer to Rear Seat Cushion Replacement .
  2. Remove the communication interface module. Refer to Communication Interface Module Replacement (TrailBlazer, Envoy) .
    3. Fig 1: View Of Retaining Tab On Upper Navigation Control Processor Bracket
    GM741626Courtesy of GENERAL MOTORS CORP.
  3. Using a flat-bladed tool, release the retaining tab on the upper bracket.
  4. Slide the upper bracket inboard until the retaining tabs are released from the processor bracket.
  5. Remove the upper bracket from the processor bracket.
    6. Fig 2: View Of Processor Bracket Retaining Nut
    GM742195Courtesy of GENERAL MOTORS CORP.
  6. Remove the nut that retains the processor bracket to the rear seat back stud.
  7. Remove the processor bracket from the vehicle.
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