Keys, Doors, And Windows; Keys And Locks; Keys (Key Access) - GMC SIERRA 2020 Owner's Manual

Keys, Doors, and
Windows
Keys and Locks
Keys (Key Access) . . . . . . . . . . . . . . 9
Keys (Keyless Access) . . . . . . . . 12
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . 13
Remote Keyless Entry (RKE)
System Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . . . 13
Remote Keyless Entry (RKE)
System Operation (Keyless
Access) . . . . . . . . . . . . . . . . . . . . . . 16
Remote Vehicle Start . . . . . . . . . . 25
Door Locks . . . . . . . . . . . . . . . . . . . . 26
Power Door Locks . . . . . . . . . . . . . 27
Delayed Locking . . . . . . . . . . . . . . . 27
Automatic Door Locks . . . . . . . . . 27
Lockout Protection . . . . . . . . . . . . . 28
Safety Locks . . . . . . . . . . . . . . . . . . . 28
Doors
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . 29
Power Assist Steps . . . . . . . . . . . . 34
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 36
Vehicle Alarm System . . . . . . . . . 36
Steering Column Lock . . . . . . . . . 37
Immobilizer . . . . . . . . . . . . . . . . . . . . 37
Immobilizer Operation . . . . . . . . . 37
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 39
Manual Mirrors . . . . . . . . . . . . . . . . . 39
Trailer-Tow Mirrors . . . . . . . . . . . . . 40
Power Mirrors . . . . . . . . . . . . . . . . . . 41
Folding Mirrors . . . . . . . . . . . . . . . . . 42
Heated Mirrors . . . . . . . . . . . . . . . . . 43
Automatic Dimming Mirror . . . . . 43
Blind Spot Mirrors . . . . . . . . . . . . . . 43
Reverse Tilt Mirrors . . . . . . . . . . . . 44
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 44
Manual Rearview Mirror . . . . . . . . 44
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 44
Rear Camera Mirror . . . . . . . . . . . . 45
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 47
Manual Windows . . . . . . . . . . . . . . 47
Power Windows . . . . . . . . . . . . . . . 47
Rear Windows . . . . . . . . . . . . . . . . . 49
Sun Visors . . . . . . . . . . . . . . . . . . . . . 50
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 50

Keys, Doors, and Windows

Keys and Locks

Keys (Key Access)

Warning
Leaving children in a vehicle with
the ignition key is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function with the keys in the
ignition, and children or others
could be caught in the path of a
closing window. Do not leave
children in a vehicle with the
ignition key.
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