Verify Minutes and Expiration :: Connections :: OnStar Services :: OnStar :: GMC Sierra Owners Manuals :: GMC Sierra | GMCia.com

Verify Minutes and Expiration

GMC Sierra / GMC Sierra Owners Manuals / OnStar / OnStar Services / Connections / Verify Minutes and Expiration

Push OnStar Mobile App and say “minutes” then “verify” to check how many minutes remain and their expiration date.

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Battery
The battery supplies power to start the engine and operate any additional electrical accessories. • To avoid break-down or failure to start the vehicle, maintain a battery with full cranking power. ...

Towing the Vehicle From the Rear
Notice: Towing the vehicle from the rear could damage it. Also, repairs would not be covered by the vehicle warranty. Never have the vehicle towed from the rear. ...

Hot Check Procedure
Use this procedure to check the transmission fluid level when the transmission fluid temperature is between 71°C and 93°C (160°F and 200°F). The hot check is the most accurate method to check the ...