GM Service Manual Online
For 1990-2009 cars only

Important: New telematics modules and vehicles that require telematics activation will be delivered in Pre-Delivery mode. Before a system can be activated or once a telematics module has been installed the telematics module must be removed from Pre-Delivery mode.

The telematics module has four operational modes:

    • Service - Used to temporarily deactivate the system so as service procedures can be performed.
    • Active - When selected will enable the telematics system to function.
    • Sleep - Periodic mode of telematics module used to limit battery current draw.
    • Pre-Delivery - Initial mode of telematics module when supplied from production.

To select a mode follow the steps below:

  1. Install a diagnostic scan tool.
  2. Select Infotainment System.
  3. Select Telematics.
  4. Select Programming.
  5. Select the one of the following four options:
  6. • Service
    • Active
    • Sleep
    • Pre-Delivery