Circuit/System Verification
WARNING: This page is about a different car, the 2008 Isuzu i-370, 2008 Isuzu i-290, 2008 GMC Canyon, and 2008 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
- It is necessary to have the vehicle in an open outside area where a cellular call can be successfully placed and GPS data can be received from satellites.
- The vehicle should be located in a quiet area.
- Ignition ON, press OnStar® Call button. Verify that your voice is heard clearly by the OnStar® Call Center.
- If your voice can not be heard clearly, refer to OnStar Microphone Inoperative - Caller Cannot Be Heard .
- Press the OnStar® Call answer button. Attempt to operate the OnStar® system using multiple different voice commands. Verify the system responds appropriately to all voice commands.
- If the OnStar® system does not respond to any voice commands, replace the CIM.
- If the system is operational, but does not respond appropriately to certain commands refer to OnStar Description and Operation for tips on proper pronunciation.