LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Pontiac >> 2005 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Cellular Communication System) >> Repair Instructions >> Communication Interface Module Replacement >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
  1. Record the 11-digit electronic serial number (ESN) and the 10-digit station identification (STID) number from the label on the new VCIM.
  2. Position the communication interface module to the bracket (2).
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the communication interface module bolts (1).

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

    4. Fig 1: Communication Interface Module & Bolts
    GM1364564Courtesy of GENERAL MOTORS CORP.
  4. Connect the GPS antenna cable to the module.
  5. Connect the electrical connectors to the module.
  6. Connect the cellular antenna cable to the module.
    7. Fig 2: Communication Interface Module Connectors
    GM813766Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: After replacing the communication interface module, you must reconfigure the OnStar® system. Failure to reconfigure the system will result in an additional customer visit for repair.
  7. Reconfigure the OnStar® system. Refer to OnStar Reconfiguration .
  8. Position the assembly to the studs.
  9. Install the bracket nuts to the communication interface module.

    Tighten:  Tighten the nuts to 4 N.m (35 lb in).

    10. Fig 3: Communication Interface Module - Bracket Nuts
    GM769963Courtesy of GENERAL MOTORS CORP.
  10. Install the communication interface module cover.
    11. Fig 4: Communication Interface Module & Cover
    GM769971Courtesy of GENERAL MOTORS CORP.
  11. Close the rear compartment.
scientia non olet · About LEMON Manuals