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Home >> Cadillac >> 2006 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1719 (Programming And Setup - All Systems) >> Repair Instructions >> Communication Interface Module Programming and Setup >> Communication Interface Module Replacement
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Communication Interface Module Replacement

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • It is critical to use the service replacement Communication Interface Module (CIM) only in the vehicle for which it was ordered.
  • Failure to perform the following procedures will result in a red LED, DTC(s) being set, and limited or incomplete OnStar® services
  • An OnStar® button-press to the OnStar® call center is not required to complete the procedure.
  • It may take up to 24 hours for OnStar® service to become fully activated after performing the procedures.
  • Perform the following procedure only once. Repeat attempts of the procedure may result in a delay of the activation process.
  1. Connect the scan tool to the vehicle.
  2. Connect the Techline Information System (TIS) terminal to the scan tool.
  3. Select the CIM Communication Interface Module Set-up and perform the set-up procedure.
  4. Select the ONSA TIS2WEB Pass-Thru OnStar® Activation (Replaced/Upgraded Units Only) option using the service programming system (SPS).
  5. The default language for the new CIM is English. To change the language to French or Spanish, access the scan tool.
  6. Inform the customer that it may take up to 24 hours for the OnStar® service to become fully activated.
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