GMC Sierra Owners Manuals

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Audio Output
Audio from the DVD player or auxiliary inputs can be heard through the following possible sources: • Wireless headphones • Vehicle speakers • Vehicle-wired headphone jacks on the RSA system, ...

Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for coverage map ...

Shifting In or Out of Neutral
1. With the vehicle running and the engine at an idle, set the parking brake. 2. Place the transmission into N (Neutral). Shift the transfer case in one continuous motion into or out of the N (Neutr ...