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Home >> Chevrolet >> 2007 >> Impala SS >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System, And Navigation System >> Diagnostic Information and Procedures >> OnStar Button LED Inoperative >> Circuit/System Verification

Circuit/System Verification

IMPORTANT: This procedure is for diagnosing problems with the OnStar® button assembly LED.

Ignition ON, verify that the OnStar® status LED does not turn green.

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