Chevrolet Silverado 4500HD/5500HD/6500HD Owner Manual (GMNA-
Localizing-U.S.-12102101) - 2019 - crc - 10/2/18
Instruments and Controls
127
Climate and Air Quality
Select and the following may
display:
.
Elevated Idle
.
Auto Fan Speed
.
Auto Rear Defog
Elevated Idle
This allows the feature to be turned
on and off. See
“
Elevated Idle
”
in
.
Select Off or On.
Auto Fan Speed
This feature will set the auto fan
speed.
Select Low, Medium, or High.
Auto Rear Defog
This feature will automatically turn
on the rear defogger when it is cold
outside.
Select Off or On.
Comfort and Convenience
Select and the following may
display:
.
Chime Volume
Chime Volume
This allows the selection of the
chime volume level.
Turn the MENU knob or touch + or
−
to adjust the volume.
Lighting
Select and the following may
display:
.
Vehicle Locator Lights
.
Exit Lighting
Vehicle Locator Lights
This feature will flash the exterior
lamps and allows some of the
exterior lamps and most of the
interior lamps to turn on briefly
when
K
on the Remote Keyless
Entry (RKE) transmitter is pressed
to locate the vehicle.
Select Off or On.
Exit Lighting
This allows the selection of how
long the exterior lamps stay on
when leaving the vehicle when it is
dark outside.
Select Off, 30 Seconds, 60 Seconds,
or 120 Seconds.
Power Door Locks
Select and the following may
display:
.
Unlocked Door Anti Lock Out
.
Auto Door Unlock
.
Delayed Door Lock
Unlocked Door Anti Lock Out
When on, this feature will keep the
driver door from locking when the
door is open. If Off is selected, the
Delayed Door Lock menu will be
available.
Select Off or On.
Auto Door Unlock
This allows selection of which of the
doors will automatically unlock when
the vehicle is shifted into P (Park).