
Black plate (23,1)Chevrolet Avalanche Owner Manual - 2012
Driving and Operating 9-23
Press the bottom of the control to
move the pedals closer. Press the
top of the control to move the
pedals away.
Before you start driving, fully press
the brake pedal to confirm the
adjustment is right for you. While
driving, make only small
adjustments.
The vehicle may have a memory
function which lets pedal settings be
saved and recalled. SeeMemory
Seats on page 3‑7.Ignition Positions
The ignition switch has four different
positions.
To shift out of P (Park), the ignition
must be in ON/RUN or ACC/
ACCESSORY and the regular brake
pedal must be applied. A (STOPPING THE ENGINE/
LOCK/OFF):
When the vehicle is
stopped, turn the ignition switch to
LOCK/OFF to turn the engine off.
Retained Accessory Power (RAP)
will remain active. See Retained
Accessory Power (RAP) on
page 9‑28.
This position locks the ignition.
It also locks the transmission on
automatic transmission vehicles.
The key can be removed in
LOCK/OFF.
Do not turn the engine off when the
vehicle is moving. This will cause a
loss of power assist in the brake
and steering systems and disable
the airbags.

Black plate (4,1)Chevrolet Avalanche Owner Manual - 2012
i-4 INDEX
DVDRear Seat Entertainment
System . . . . . . . . . . . . . . . . . . . . . . 7-35
DVD/CD Player . . . . . . . . . . . . . . . . 7-19
E
E85 Fuel . . . . . . . . . . . . . . . . . . . . . . . 9-63
Electrical Equipment, Add-On . . . . . . . . . . . . . . . . . . . . . . 9-84
Electrical System Engine CompartmentFuse Block . . . . . . . . . . . . . . . . 10-41
Fuses and Circuit
Breakers . . . . . . . . . . . . . . . . . . 10-41
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . 10-46
Overload . . . . . . . . . . . . . . . . . . . 10-40
Emergency, OnStar
®. . . . . . . . . . 14-2
Engine Air Cleaner/Filter . . . . . . . . . . . 10-16
Check and Service EngineSoon Light . . . . . . . . . . . . . . . . . . 5-19
Compartment Overview . . . . . . . 10-6
Coolant . . . . . . . . . . . . . . . . . . . . . 10-18
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 5-14 Engine (cont'd)
Cooling System . . . . . . . . . . . . . 10-18
Cooling System Messages . . . 5-37
Drive Belt Routing . . . . . . . . . . . . 12-3
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-31
Fan . . . . . . . . . . . . . . . . . . . . . . . . . 10-25
Heater . . . . . . . . . . . . . . . . . . . . . . . . 9-27
Oil Pressure Gauge . . . . . . . . . . 5-13
Overheated Protection
Operating Mode . . . . . . . . . . . 10-24
Overheating . . . . . . . . . . . . . . . . 10-22
Power Messages . . . . . . . . . . . . . 5-39
Pressure Light . . . . . . . . . . . . . . . . 5-24
Running While Parked . . . . . . . . 9-31
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-25
Engine Oil Life System . . . . . . . . . . . . . . . . . .10-11
Messages . . . . . . . . . . . . . . . . . . . . 5-38
Entry/Exit Lighting . . . . . . . . . . . . . . 6-8
Equipment, Towing . . . . . . . . . . . . 9-75
Event Data Recorders . . . . . . . . 13-19
Extender, Safety Belt . . . . . . . . . . 3-20
Exterior Cargo Lamps . . . . . . . . . . 6-6
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-3
F
Fan Engine . . . . . . . . . . . . . . . . . . . . . . 10-25
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Filter, Engine Air Cleaner . . . . . . . . . 10-16
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-3
Flashers, Hazard Warning . . . . . . 6-5
Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-70 Changing . . . . . . . . . . . . . . . . . . . 10-72
Floor Mats . . . . . . . . . . . . . . . . . . .10-102
Fluid Automatic Transmission . . . . 10-13
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-28
Four-Wheel DriveTransfer Case . . . . . . . . . 9-37, 9-42
Power Steering . . . . . . . . . . . . . 10-25
Washer . . . . . . . . . . . . . . . . . . . . . 10-26
Fog Lamps
Bulb Replacement . . . . . . . . . . . . . 6-6
Folding Mirrors . . . . . . . . . . . . . . . . 2-21
Four-Wheel Drive . . . . . . . . . . . . 10-30, 9-37, 9-42
Front Axle . . . . . . . . . . . . . . . . . . . . 10-31

Black plate (7,1)Chevrolet Avalanche Owner Manual - 2012
INDEX i-7
Locking Rear Axle . . . . . . . . . . . . . 9-49
LocksAutomatic Door . . . . . . . . . . . . . . . . 2-8
Delayed Locking . . . . . . . . . . . . . . . 2-8
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Lockout Protection . . . . . . . . . . . . . 2-8
Power Door . . . . . . . . . . . . . . . . . . . . 2-8
Safety . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Loss of Control . . . . . . . . . . . . . . . . . 9-5
Low Fuel Warning Light . . . . . . . . 5-25
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . 3-45
Lumbar Adjustment . . . . . . . . . . . . . 3-4 Front Seats . . . . . . . . . . . . . . . . . . . . 3-4
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . .11-15
Maintenance Schedule Recommended Fluidsand Lubricants . . . . . . . . . . . . .11-12
Transfer Case . . . . . . . . . . 9-37, 9-42
Malfunction Indicator Lamp . . . . 5-19
Manual Mode . . . . . . . . . . . . . . . . . . 9-35
Memory Features . . . . . . . . . . . . . . . 1-9 Memory Seats . . . . . . . . . . . . . . . . . . 3-7
Messages
Airbag System . . . . . . . . . . . . . . . . 5-42
Anti-theft Alarm System . . . . . . . 5-42
Battery Voltage andCharging . . . . . . . . . . . . . . . . . . . . 5-36
Brake System . . . . . . . . . . . . . . . . 5-36
Door Ajar . . . . . . . . . . . . . . . . . . . . . 5-37
Engine Cooling System . . . . . . . 5-37
Engine Oil . . . . . . . . . . . . . . . . . . . . 5-38
Engine Power . . . . . . . . . . . . . . . . 5-39
Fuel System . . . . . . . . . . . . . . . . . . 5-39
Key and Lock . . . . . . . . . . . . . . . . . 5-40
Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
Object Detection System . . . . . 5-40
Ride Control System . . . . . . . . . . 5-40
Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-42
Transmission . . . . . . . . . . . . . . . . . 5-43
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-35
Vehicle Reminder . . . . . . . . . . . . . 5-44
Washer Fluid . . . . . . . . . . . . . . . . . 5-44
Midgate
®. . . . . . . . . . . . . . . . . . . . . . . 2-9 Mirrors
Automatic Dimming
Rearview . . . . . . . . . . . . . . . . . . . . 2-22
Convex . . . . . . . . . . . . . . . . . . . . . . . 2-20
Folding . . . . . . . . . . . . . . . . . . . . . . . 2-21
Heated . . . . . . . . . . . . . . . . . . . . . . . 2-22
Manual Rearview . . . . . . . . . . . . . 2-22
Park Tilt . . . . . . . . . . . . . . . . . . . . . . 2-22
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . 10-58
N
Navigation
Vehicle Data Recordingand Privacy . . . . . . . . . . . . . . . 13-20
Navigation, OnStar
®. . . . . . . . . . . 14-2
New Vehicle Break-In . . . . . . . . . . 9-22

Black plate (10,1)Chevrolet Avalanche Owner Manual - 2012
i-10 INDEX
Safety Belts (cont'd)Reminders . . . . . . . . . . . . . . . . . . . . 5-15
Replacing after a Crash . . . . . . 3-21
Use During Pregnancy . . . . . . . . 3-19
Safety Defects Reporting Canadian Government . . . . . . 13-18
General Motors . . . . . . . . . . . . . 13-18
U.S. Government . . . . . . . . . . . 13-17
Safety Locks . . . . . . . . . . . . . . . . . . . . 2-8
Safety System Check . . . . . . . . . . 3-20
Satellite Radio . . . . . . . . . . . . . . . . . . 7-9
Scheduling Appointments . . . . . 13-12
Seats Adjustment, Front . . . . . . . . . . . . . . 3-3
Center Seat . . . . . . . . . . . . . . . . . . . 3-4
Head Restraints . . . . . . . . . . . . . . . 3-2
Heated and Ventilated Front . . . 3-9
Lumbar Adjustment, Front . . . . . 3-4
Memory . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Power Adjustment, Front . . . . . . 3-4
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Reclining Seatbacks . . . . . . . . . . . 3-5
Secondary Latch System . . . . . 10-83
Securing Child
Restraints . . . . . . . . 3-51, 3-53, 3-54 Security
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-25
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 2-17
Security, OnStar
®. . . . . . . . . . . . . . 14-2
Service Accessories andModifications . . . . . . . . . . . . . . . . 10-3
Doing Your Own Work . . . . . . . . 10-4
Engine Soon Light . . . . . . . . . . . . 5-19
Maintenance Records . . . . . . .11-15
Maintenance, General Information . . . . . . . . . . . . . . . . . . 11-1
Parts Identification Label . . . . . 12-1
Publications Ordering Information . . . . . . . . . . . . . . . . 13-16
Scheduling Appointments . . . 13-12
Servicing the Airbag . . . . . . . . . . . 3-34
Shift Lock Control Function Check, Automatic
Transmission . . . . . . . . . . . . . . . . 10-33
Shifting
Into Park . . . . . . . . . . . . . . . . . . . . . . 9-28
Out of Park . . . . . . . . . . . . . . . . . . . 9-29
Sidemarker Bulb Replacement . . . . . . . . . . 10-38 Signals, Turn and
Lane-Change . . . . . . . . . . . . . . . . . 6-5
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . 5-12
StabiliTrak OFF Light . . . . . . . . . . . . . . . . . . . . . 5-23
System . . . . . . . . . . . . . . . . . . . . . . . 9-46
Start Assist, Hills . . . . . . . . . . . . . . 9-46
Start Vehicle, Remote . . . . . . . . . . 2-5
Starter Switch Check . . . . . . . . . 10-33
Starting the Engine . . . . . . . . . . . . 9-25
Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-4 Fluid, Power . . . . . . . . . . . . . . . . 10-25
Wheel Adjustment . . . . . . . . . . . . . 5-2
Wheel Controls . . . . . . . . . . . . . . . . 5-3
Steps Power Assist . . . . . . . . . . . . . . . . . 2-16
Stoplamps and Back-Up Lamps Bulb Replacement . . . . . . . . . . 10-38
Storage Areas
Armrest . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Cargo Area . . . . . . . . . . . . . . . . . . . . 4-2
Center Console . . . . . . . . . . . . . . . . 4-2