Horn
Pressa 
on the steering wheel pad
to sound the horn.
See also:
Yukon Denali in the Market
If you have a boat, trailer or anything that needs to be towed, the GMC Yukon
Denali is a great way to travel. It's even better if you have a family. Yes, the
country is in a panic over gas prices ...
Battery Replacement
To change the remote control batteries, do the following:
1. Slide the rear cover back on the remote control.
2. Replace the two batteries in the compartment. Make sure they are installed correctly ...
Turn and Lane-Change Signals
An arrow on the instrument panel cluster flashes in the direction of the turn or lane change.
Move the lever all the way up or down to signal a turn.
Raise or lower the lever until the arrow start ...