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Retrieve My Number

GMC Sierra / GMC Sierra Owners Manuals / OnStar / OnStar Services / Connections / Retrieve My Number

1. Push “OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” . System responds:

“OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”

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