Using the “Re-dial” Command
1. Press and hold 
for two seconds.
2. After the tone, say “Re-dial.” Once connected, the person called will be heard through the audio speakers.
See also:
Engine Air Cleaner/Filter
If the vehicle has a diesel engine, see “Pickup Models” under “Engine Air Cleaner/Filter” in the Duramax® Diesel Supplement for the correct inspection and replacement procedures.
See Engine ...
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Remote Vehicle Start
The vehicle may have this feature that allows you to start the engine from outside
the vehicle.
(Remote Vehicle Start): This button
will be on the RKE transmitter if the vehicle has remote start. ...