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Home >> GMC >> 2002 >> Yukon Denali >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Cellular Communication System >> Diagnostic Information and Procedures >> DTC B2476 >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

The VIU will ignore all inputs from the OnStar® button assembly.
No calls can be placed.
The OnStar® status LED turns RED.

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