GMC 2010 Sierra 1500 Crew Cab Owner's Manual page 403

To prepare your vehicle for a long trip, consider having
it serviced by your dealer before departing.
Things to check on your own include:
clean inside and outside?
In good shape?
Do they all work and are lenses clean?
Are treads good? Are tires inflated to
recommended pressure?
up-to-date maps?
Reservoir full? Windows
All levels checked?
Safe to travel? Have
Always be alert and pay attention to your surroundings
while driving. If you become tired or sleepy, find a safe
place to park your vehicle and rest.
Other driving tips include:
Keep the vehicle well ventilated.
Keep interior temperature cool.
Keep your eyes moving
and to the sides.
Check the rearview mirror and vehicle instruments
often.
scan the road ahead
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