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Black plate (33,1)
GMC Sierra Owner Manual - 2013 - crc - 8/14/12
In Brief
1-33
Driving for Better Fuel
Economy
Driving habits can affect fuel
mileage. Here are some driving tips
to get the best fuel economy
possible.
.
Avoid fast starts and accelerate
smoothly.
.
Brake gradually and avoid
abrupt stops.
.
Avoid idling the engine for long
periods of time.
.
When road and weather
conditions are appropriate, use
cruise control.
.
Always follow posted speed
limits or drive more slowly when
conditions require.
.
Keep vehicle tires properly
inflated.
.
Combine several trips into a
single trip.
.
Replace the vehicle's tires with
the same TPC Spec number
molded into the tire's sidewall
near the size.
.
Follow recommended scheduled
maintenance.
Roadside Assistance
Program
U.S.: 1-888-881-3302
TTY Users (U.S. Only):
1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0801
As the owner of a new GMC, you
are automatically enrolled in the
Roadside Assistance program.
See
or
Assistance Program (U.S. and
Canada) on page 13
Roadside Assistance and OnStar
(U.S. and Canada)
If the vehicle has an active OnStar
subscription, contact OnStar and the
vehicle
’
s current GPS location will
be sent to an OnStar advisor to
assess the situation, contact
Roadside Assistance, and relay the
exact location to send help.
OnStar
®
If equipped, this vehicle has a
comprehensive, in-vehicle system
that can connect to a live Advisor
for Emergency, Security, Navigation,
Connection, and Diagnostic
Services. See
.