2012 CHEVROLET AVALANCHE oil pressure

Black plate (3,1)Chevrolet Avalanche Owner Manual - 2012
Service and Maintenance 11-3
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.Check the engine oil level. See
Engine Oil on page 10‑8.
Once a Month
.Check the tire inflation
pressures. See Tire Pressure on
page 10‑56.
.Inspect the tires for wear. See
Tire Inspection on page 10‑62.
.Check the windshield washer
fluid level. See Washer Fluid on
page 10‑26.
Engine Oil Change
When the CHANGE ENGINE OIL
SOON message displays, have the
engine oil and filter changed within
the next 1 000 km/600 mi. If driven
under the best conditions, the
engine oil life system might not
indicate the need for vehicle service
for more than a year. The engine oil
and filter must be changed at least
once a year and the oil life system
must be reset. Your trained dealer
technician can perform this work.
If the engine oil life system is reset
accidentally, service the vehicle
within 5 000 km/3,000 mi since the
last service. Reset the oil life
system when the oil is changed.
See Engine Oil Life System on
page 10‑11.
Tire Rotation and Required
Services Every 12 000 km/
7,500 mi
Rotate the tires, if recommended for
the vehicle, and perform the
following services. See Tire
Rotation on page 10‑62.
.Check engine oil level and oil
life percentage. If needed,
change engine oil and filter, and
reset oil life system. See Engine
Oil on page 10‑8 andEngine Oil
Life System on page 10‑11.
.Check engine coolant level. See
Engine Coolant on page 10‑18.
.Check windshield washer fluid
level. See Washer Fluid on
page 10‑26.

Black plate (5,1)Chevrolet Avalanche Owner Manual - 2012
OnStar 14-5
OnStar Mobile App
With an iPhone®or
Android™-based mobile device, an
OnStar mobile app can be
downloaded. The vehicle can be
remote started, if equipped, or the
doors can be unlocked from
anywhere there is cell phone
service. It can also check the fuel
level, tire pressure, and oil life.
It can connect to an OnStar Advisor
anytime. For OnStar mobile app
compatibility or further information,
see www.onstar.com.
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if the
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push
Q, and an
Advisor can run a check.
OnStar Additional
Information
Transferring Service
PushQto request account transfer
eligibility information. The Advisor
can assist in canceling or removing
account information. If OnStar
receives information that vehicle
ownership has changed, OnStar
may send a voice message to the
vehicle, requesting updated account
information.
Reactivation for Subsequent
Owners
PushQand follow the prompts to
speak to an Advisor as soon as
possible after acquiring the vehicle.
The Advisor will update vehicle
records and will explain the OnStar
service offers and options available.

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 (5,1)Chevrolet Avalanche Owner Manual - 2012
INDEX i-5
Front Fog LampLight . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . 3-3
Heated and Ventilated . . . . . . . . . 3-9
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-60 Additives . . . . . . . . . . . . . . . . . . . . . 9-62
E85 (85% Ethanol) . . . . . . . . . . . 9-63
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 9-66
Filling the Tank . . . . . . . . . . . . . . . 9-64
Fuels in Foreign Countries . . . . 9-62
Gasoline Specifications . . . . . . . 9-61
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 5-12
Low Fuel Warning Light . . . . . . . 5-25
Management, Active . . . . . . . . . . 9-30
Recommended . . . . . . . . . . . . . . . 9-61
Requirements, California . . . . . 9-61
System Messages . . . . . . . . . . . . 5-39
Fuel Economy Driving . . . . . . . . . . . . . . . . . . . . . . . . 1-26
Full-Size Spare Tire . . . . . . . . . . 10-86 Fuses
Engine Compartment
Fuse Block . . . . . . . . . . . . . . . . 10-41
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-41
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . 10-46
G
Garage Door Opener . . . . . . . . . . 5-53
Programming . . . . . . . . . . . . . . . . . 5-53
Gasoline Specifications . . . . . . . . . . . . . . . . . 9-61
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 5-14
Engine Oil Pressure . . . . . . . . . . 5-13
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
Odometer . . . . . . . . . . . . . . . . . . . . . 5-12
Speedometer . . . . . . . . . . . . . . . . . 5-12
Tachometer . . . . . . . . . . . . . . . . . . . 5-12
Trip Odometer . . . . . . . . . . . . . . . . 5-12
Voltmeter . . . . . . . . . . . . . . . . . . . . . 5-15
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 5-10 General Information
Service and Maintenance . . . . . 11-1
Towing . . . . . . . . . . . . . . . . . . . . . . . . 9-66
Vehicle Care . . . . . . . . . . . . . . . . . . 10-2
Glass Replacement . . . . . . . . . . . 10-35
Glove Box . . . . . . . . . . . . . . . . . . . . . . 4-1
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . 13-7H
Halogen Bulbs . . . . . . . . . . . . . . . . 10-38
Hazard Warning Flashers . . . . . . . 6-5
Head Restraints . . . . . . . . . . . . . . . . 3-2
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . 10-35
Automatic . . . . . . . . . . . . . . . . . . . . . . 6-4
Bulb Replacement . . . . . . . . . . 10-38
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . . 6-3
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-3
High-Beam On Light . . . . . . . . . . 5-26
High/Low Beam Changer . . . . . . 6-3
Heated and Ventilated Front
Seats . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Heated Mirrors . . . . . . . . . . . . . . . . . 2-22

Black plate (6,1)Chevrolet Avalanche Owner Manual - 2012
i-6 INDEX
HeaterEngine . . . . . . . . . . . . . . . . . . . . . . . . 9-27
Heating and Air Conditioning . . . 8-1
High-Beam On Light . . . . . . . . . . . 5-26
Highway Hypnosis . . . . . . . . . . . . . 9-12
Hill and Mountain Roads . . . . . . . 9-12
Hill Start Assist (HSA) . . . . . . . . . 9-46
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . 3-13
I
Ignition Positions . . . . . . . . . . . . . . 9-23
Ignition Transmission Lock
Check . . . . . . . . . . . . . . . . . . . . . . . 10-34
Immobilizer . . . . . . . . . . . . . . . . . . . . 2-18
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . 3-38
Infotainment . . . . . . . . . . . . . . . . . . . . 7-1
Instrument Cluster . . . . . . . . . . . . . 5-11
Introduction . . . . . . . . . . . . . . . . . . . . . . . iii
J
Jump Starting . . . . . . . . . . . . . . . . . 10-86
K
Key and Lock Messages . . . . . . . 5-40
Keyless Entry Remote (RKE) System . . . . . . . . 2-3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
L
Labeling, Tire Sidewall . . . . . . . . 10-50
Lamp Messages . . . . . . . . . . . . . . . 5-40
Lamps Daytime Running (DRL) . . . . . . . 6-3
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Exterior Cargo . . . . . . . . . . . . . . . . . 6-6
Exterior Controls . . . . . . . . . . . . . . . 6-1
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . . 6-3
License Plate . . . . . . . . . . . . . . . 10-39
Malfunction Indicator . . . . . . . . . 5-19
Reading . . . . . . . . . . . . . . . . . . . . . . . 6-7
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . 3-19
Lap-Shoulder Belt . . . . . . . . . . . . . 3-14
LATCH System Replacing Parts after a
Crash . . . . . . . . . . . . . . . . . . . . . . . 3-51
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . 3-45 Level Control
Automatic . . . . . . . . . . . . . . . . . . . . . 9-50
Light StabiliTrak
®OFF . . . . . . . . . . . . . 5-23
Lighting Entry/Exit . . . . . . . . . . . . . . . . . . . . . . 6-8
Illumination Control . . . . . . . . . . . . 6-7
Lights Airbag Readiness . . . . . . . . . . . . . 5-16
Antilock Brake System(ABS) Warning . . . . . . . . . . . . . . 5-22
Brake System Warning . . . . . . . 5-21
Charging System . . . . . . . . . . . . . 5-18
Cruise Control . . . . . . . . . . . . . . . . 5-26
Engine Oil Pressure . . . . . . . . . . 5-24
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-3
Front Fog Lamp . . . . . . . . . . . . . . 5-26
High-Beam On . . . . . . . . . . . . . . . . 5-26
High/Low Beam Changer . . . . . . 6-3
Low Fuel Warning . . . . . . . . . . . . 5-25
Safety Belt Reminders . . . . . . . . 5-15
Security . . . . . . . . . . . . . . . . . . . . . . 5-25
Tire Pressure . . . . . . . . . . . . . . . . . 5-24
Tow/Haul Mode . . . . . . . . . . . . . . . 5-23
Traction Control System (TCS)/StabiliTrak
®. . . . . . . . . . 5-23

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 (8,1)Chevrolet Avalanche Owner Manual - 2012
i-8 INDEX
O
Object Detection SystemMessages . . . . . . . . . . . . . . . . . . . . 5-40
Odometer . . . . . . . . . . . . . . . . . . . . . . 5-12 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
Off-Road . . . . . . . . . . . . . . . . . . . . . . . 9-6 Driving . . . . . . . . . . . . . . . . . . . . . . . . . 9-6
Recovery . . . . . . . . . . . . . . . . . . . . . . 9-5
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . 10-8
Engine Oil Life System . . . . . .10-11
Engine Oil PressureGauge . . . . . . . . . . . . . . . . . . . . . . 5-13
Messages . . . . . . . . . . . . . . . . . . . . 5-38
Pressure Light . . . . . . . . . . . . . . . . 5-24
Older Children, Restraints . . . . . 3-36
Online Owner Center . . . . . . . . . . 13-6
OnStar
®
Additional Information . . . . . . . . 14-5
Connections . . . . . . . . . . . . . . . . . . 14-4
Diagnostics . . . . . . . . . . . . . . . . . . . 14-5
Emergency . . . . . . . . . . . . . . . . . . . 14-2
Navigation . . . . . . . . . . . . . . . . . . . . 14-2
Overview . . . . . . . . . . . . . . . . . . . . . 14-1
Security . . . . . . . . . . . . . . . . . . . . . . 14-2
OnStar
®System . . . . . . . . . . . . . . . 1-27 Operation, Infotainment
System . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Ordering Service Publications . . . . . . . . 13-16
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
Overheated Engine
Protection
Operating Mode . . . . . . . . . . . . . 10-24
Overheating, Engine . . . . . . . . . . 10-22
Overview, OnStar
®. . . . . . . . . . . . 14-1
P
Park Shifting into . . . . . . . . . . . . . . . . . . . 9-28
Shifting out of . . . . . . . . . . . . . . . . . 9-29
Park Tilt Mirrors . . . . . . . . . . . . . . . . 2-22
Parking Assist, Ultrasonic . . . . . . . . . . . . . 9-54
Brake . . . . . . . . . . . . . . . . . . . . . . . . . 9-45
Brake and P (Park)Mechanism Check . . . . . . . . 10-34
Over Things That Burn . . . . . . . 9-30
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . 5-17
Passenger Sensing System . . . 3-29 Perchlorate Materials
Requirements, California . . . . . 10-3
Personalization Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-45
Phone Bluetooth . . . . . . . . . . . . . . . . . . . . . 7-47
Power
Door Locks . . . . . . . . . . . . . . . . . . . . 2-8
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Outlets . . . . . . . . . . . . . . . . . . . . . . . . 5-9
Protection, Battery . . . . . . . . . . . . . 6-8
Retained Accessory (RAP) . . . 9-28
Seat Adjustment . . . . . . . . . . . . . . . 3-4
Steering Fluid . . . . . . . . . . . . . . . 10-25
Windows . . . . . . . . . . . . . . . . . . . . . 2-24
Power Assist Steps . . . . . . . . . . . . 2-16
Pregnancy, Using Safety
Belts . . . . . . . . . . . . . . . . . . . . . . . . . 3-19
Privacy Radio FrequencyIdentification (RFID) . . . . . . . 13-20
Program Courtesy Transportation . . . . 13-13
Proposition 65 Warning, California . . . . . . . . . . . . . . . . . . . . . 10-2