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Home >> Buick >> 2018 >> Enclave Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> OnStar Voice Recognition Malfunction >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2017 GMC Acadia Limited, 2017 Chevrolet Traverse, and 2017 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

This procedure is not used in Brazil.

NOTE:
  • 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.
  1. Ignition ON, press OnStar® Call button. Verify that your voice is heard clearly by the OnStar® Call Center.
  2. 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.
  3. If the system is operational, but does not respond appropriately to certain commands refer to OnStar Description and Operation (Z49) OnStar Description and Operation (without Z49)  for tips on proper pronunciation.