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Home >> Chevrolet >> 2020 >> Blazer RS, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular, Entertainment, And Navigation System >> Repair Instructions >> Communication Interface Module Replacement >> Installation Procedure
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Installation Procedure

  1. GM5128080Courtesy of GENERAL MOTORS COMPANY

    Communication Interface Module (1) - Install

  2. Connect the electrical connectors.
  3. Install the 2 harness retainers to the instrument panel tie bar and the communication interface module bracket.
  4. GM5130012Courtesy of GENERAL MOTORS COMPANY

    Data Link Connector (2) - Install

  5. Data Link Connector Bolt (1) - Install - Instrument Panel Knee Bolster Replacement
  6. GM5129734Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Knee Bolster Deflector (2) - Install - Instrument Panel Knee Bolster Deflector Replacement

  7. Perform the necessary programming and setup procedure: Control Module References
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