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Home >> Hummer >> 2008 >> H3 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 168 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> OnStar Voice Recognition Inoperative >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, press OnStar® Call button. Verify that your voice cannot be heard clearly by the OnStar® Call Center.
  2. Press the OnStar® Call answer button. Verify that OnStar® system did not recognize any of your hands-free voice commands.
  3. Press the OnStar® Call answer button. Verify that OnStar® system did not recognize any of another person voice commands either.
  4. If the system is operational, but cannot identify certain word commands due to pronunciation, for tips on proper pronunciation, refer to OnStar Description and Operation .