ECU GMC CANYON 2012 Repair Manual

Black plate (92,1)GMC Canyon Owner Manual - 2012
10-92 Vehicle Care
Dinghy Towing
Two-Wheel Drive Vehicles
Notice:If the vehicle is towed
with all four wheels on the
ground, the drivetrain
components could be damaged.
The repairs would not be covered
by the vehicle warranty. Do not
tow the vehicle with all four
wheels on the ground.
Two-wheel-drive vehicles should
not be towed with all four wheels on
the ground. Two-wheel-drive transmissions have
no provisions for internal lubrication
while being towed.
Four-Wheel Drive Vehicles
Use the following procedure to
dinghy tow a four-wheel-drive
vehicle:
1. Position the vehicle being towed
behind the tow vehicle.
2. Put an automatic transmission in P (Park) or a manual
transmission in 1 (First). 3. Turn the engine off and firmly set
the parking brake. See Parking
Brake on page 9‑42.
4. Securely attach the vehicle being towed to the tow vehicle.
{WARNING
Shifting a full‐time four‐wheel‐
drive vehicle's transfer case into
N (Neutral) can cause the vehicle
to roll even if the automatic
transmission is in P (Park) or the
manual transmission is in any
gear. You or others could be
injured. Make sure the parking
brake is firmly set before the
transfer case is shifted to
N (Neutral).
5. Shift the transfer case to N (Neutral). See “Shifting into
N (Neutral)” underFour-Wheel
Drive on page 10‑30.

Black plate (94,1)GMC Canyon Owner Manual - 2012
10-94 Vehicle Care
Front Towing (Front Wheels Off
the Ground)–Four-Wheel-Drive
Vehicles
Use the following procedure to dolly
tow a four-wheel-drive vehicle from
the front:
1. Attach the dolly to the tow
vehicle following the dolly
manufacturer's instructions.
2. Drive the front wheels onto the dolly.
3. Put an automatic transmission in P (Park) or a manual
transmission in 1 (First). 4. Turn the engine off and firmly set
the parking brake. See Parking
Brake on page 9‑42.
{WARNING
Shifting a full‐time four‐wheel‐
drive vehicle's transfer case into
N (Neutral) can cause the vehicle
to roll even if the automatic
transmission is in P (Park) or the
manual transmission is in any
gear. You or others could be
injured. Make sure the parking
brake is firmly set before the
transfer case is shifted to
N (Neutral).
5. Secure the vehicle to the dolly following the manufacturer's
instructions.
6. Shift the transfer case to N (Neutral). See “Shifting into
N (Neutral)” underFour-Wheel
Drive on page 10‑30. 7. Release the parking brake only
after the vehicle being towed is
firmly attached to the towing
vehicle.
8. Turn the ignition to LOCK/OFF.
After towing, see “Shifting Out of
N (Neutral)” underFour-Wheel Drive
on page 10‑30.
If the vehicle being towed will not be
started or driven for six weeks or
more, remove the battery cable from
the negative terminal (post) of the
battery to prevent the battery from
draining.

Black plate (95,1)GMC Canyon Owner Manual - 2012
Vehicle Care 10-95
Rear Towing (Rear Wheels Off the
Ground)–Two‐Wheel‐Drive
Vehicles
Use the following procedure to dolly
tow a two-wheel-drive vehicle from
the rear:
1. Attach the dolly to the tow
vehicle following the dolly
manufacturer's instructions.
2. Drive the rear wheels onto the dolly. 3. Firmly set the parking brake.
See Parking Brake on
page 9‑42.
4. Put an automatic transmission in P (Park) or a manual
transmission in 1 (First).
5. Secure the vehicle to the dolly following the manufacturer's
instructions.
6. Use an adequate clamping device designed for towing to
ensure that the front wheels are
locked into the straight position.
7. Turn the ignition to LOCK/OFF. If the vehicle being towed will
not be started or driven for
six weeks or more, remove the
battery cable from the negative
terminal (post) of the battery to
prevent the battery from
draining. Rear Towing (Rear Wheels Off the
Ground)
–Four‐Wheel‐Drive
VehiclesUse the following procedure to dolly
tow a four-wheel-drive vehicle from
the rear:
1. Attach the dolly to the tow
vehicle following the dolly
manufacturer's instructions.
2. Drive the rear wheels onto the dolly.
3. Firmly set the parking brake. See Parking Brake on
page 9‑42.

Black plate (96,1)GMC Canyon Owner Manual - 2012
10-96 Vehicle Care
4. Put an automatic transmission inP (Park) or a manual
transmission in 1 (First).
5. Secure the vehicle to the dolly following the manufacturer's
instructions.
6. Use an adequate clamping device designed for towing to
ensure that the front wheels are
locked into the straight position.
{WARNING
Shifting a full‐time four‐wheel‐
drive vehicle's transfer case into
N (Neutral) can cause the vehicle
to roll even if the automatic
transmission is in P (Park) or the
manual transmission is in any
gear. You or others could be
injured. Make sure the parking
brake is firmly set before the
transfer case is shifted to
N (Neutral). 7. Shift the transfer case to
N (Neutral). See “Shifting into
N (Neutral)” underFour-Wheel
Drive on page 10‑30.
8. Turn the ignition to LOCK/OFF. If the vehicle being towed will
not be started or driven for six
weeks or more, remove the
battery cable from the negative
terminal (post) of the battery to
prevent the battery from
draining.
After towing, see “Shifting Out of
N (Neutral)” underFour-Wheel Drive
on page 10‑30.
Appearance Care
Exterior Care
Washing the Vehicle
To preserve the vehicle's finish,
wash it often and out of direct
sunlight.
Notice: Do not use petroleum
based, acidic, or abrasive
cleaning agents as they can
damage the vehicle's paint, metal,
or plastic parts. If damage
occurs, it would not be covered
by the vehicle's warranty.
Approved cleaning products can
be obtained from your dealer.
Follow all manufacturer
directions regarding correct
product usage, necessary safety
precautions, and appropriate
disposal of any vehicle care
product.

Black plate (9,1)GMC Canyon Owner Manual - 2012
Customer Information 13-9
GMC and General Motors of
Canada Limited reserve the right to
limit services or payment to an
owner or driver if they decide the
claims are made too often, or the
same type of claim is made many
times.
Services Provided
.Emergency Fuel Delivery:
Delivery of enough fuel for the
vehicle to get to the nearest
service station.
.Lock‐Out Service:Service to
unlock the vehicle if you are
locked out. A remote unlock may
be available if you have
OnStar
®. For security reasons,
the driver must present
identification before this service
is given.
.Emergency Tow From a Public
Road or Highway: Tow to the
nearest GMC dealer for warranty
service, or if the vehicle was in a
crash and cannot be driven.
Assistance is also given when
the vehicle is stuck in the sand,
mud, or snow.
.Flat Tire Change: Service to
change a flat tire with the spare
tire. The spare tire, if equipped,
must be in good condition and
properly inflated. It is the owner's
responsibility for the repair or
replacement of the tire if it is not
covered by the warranty.
.Battery Jump Start: Service to
jump start a dead battery.
.Trip Routing Service: Detailed
maps of North America when
requested either with the most
direct route or the most scenic
route. Additional travel
information is also available.
Allow three weeks for delivery.
.Trip Interruption Benefits and
Assistance: If your trip is
interrupted due to a warranty
failure, incidental expenses may
be reimbursed during the
5 years/(160 000 km) 100,000 mi
Powertrain warranty period.
Items considered are hotel,
meals, and rental car.
Services Not Included in
Roadside Assistance
.Impound towing caused by
violation of any laws.
.Legal fines.
.Mounting, dismounting,
or changing of snow tires,
chains, or other traction devices.
.Towing or services for vehicles
driven on a non-public road or
highway.

Black plate (21,1)GMC Canyon Owner Manual - 2012
Customer Information 13-21
GM will not access this data or
share it with others except: with the
consent of the vehicle owner or,
if the vehicle is leased, with the
consent of the lessee; in response
to an official request by police or
similar government office; as part of
GM's defense of litigation through
the discovery process; or, as
required by law. Data that GM
collects or receives may also be
used for GM research needs or may
be made available to others for
research purposes, where a need is
shown and the data is not tied to a
specific vehicle or vehicle owner.OnStar®
If the vehicle is equipped with an
active OnStar system, that system
may also record data in crash or
near crash‐like situations. The
OnStar Terms and Conditions
provides information on data
collection and use and is available
in the OnStar glove box kit, at
www.onstar.com (U.S.) or
www.onstar.ca (Canada), or by
pressing the
Qbutton and
speaking to an advisor.
Radio Frequency
Identification (RFID)
RFID technology is used in some
vehicles for functions such as tire
pressure monitoring and ignition
system security, as well as in
connection with conveniences such
as key fobs for remote door locking/
unlocking and starting, and
in-vehicle transmitters for garage
door openers. RFID technology in
GM vehicles does not use or record
personal information or link with any
other GM system containing
personal information.

Black plate (2,1)GMC Canyon Owner Manual - 2012
i-2 INDEX
B
Battery . . . . . . . . . . . . . . . . . . . . . . . 10-30Jump Starting . . . . . . . . . . . . . . . 10-87
Load Management . . . . . . . . . . . . . 6-8
Power Protection . . . . . . . . . . . . . . 6-8
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 5-23
Blade Replacement, Wiper . . . 10-34
Bluetooth . . . . . . . . . . . . . . . . . . . . . . 7-22
Brake System Warning Light . . . . . . . . 5-15
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 10-27 Antilock . . . . . . . . . . . . . . . . . . . . . . . 9-41
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 9-43
Fluid . . . . . . . . . . . . . . . . . . . . . . . . 10-28
Parking . . . . . . . . . . . . . . . . . . . . . . . 9-42
System Messages . . . . . . . . . . . . 5-23
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 9-4
Break-In, New Vehicle . . . . . . . . . 9-24
Bulb Replacement . . . . . . . . . . . . 10-39 Center High-MountedStoplamp (CHMSL) . . . . . . . 10-38
Fog Lamps . . . . . . . . . . . . . . . . . . . . 6-6
Halogen Bulbs . . . . . . . . . . . . . . 10-37
Headlamp Aiming . . . . . . . . . . . 10-36 Bulb Replacement (cont'd)
Headlamps . . . . . . . . . . . . . . . . . 10-37
License Plate Lamps . . . . . . . 10-39
Taillamps, Turn Signal,
Stoplamps, and
Back-up Lamps . . . . . . . . . . . 10-38
Buying New Tires . . . . . . . . . . . . . 10-63
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 5-3
California Fuel Requirements . . . . . . . . . . . 9-50
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 10-3
Warning . . . . . . . . . . . . . . . . . . . . . . 10-3
Canadian Vehicle Owners . . . . . . . . iii
Capacities and
Specifications . . . . . . . . . . . . . . . . 12-2
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 9-31
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Winter Driving . . . . . . . . . . . . . . . . 9-14
Cautions, Danger, and Warnings . . . . . . . . . . . . . . . . . . . . . . . . iv
CD Player . . . . . . . . . . . . . . . . . . . . . 7-16
Center Console Storage . . . . . . . . 4-2 Center High-Mounted
Stoplamp (CHMSL) . . . . . . . . . 10-38
Chains, Tire . . . . . . . . . . . . . . . . . . 10-68
Charging System Light . . . . . . . . 5-12
Check Engine Light . . . . . . . . . . . . . . . . . . 5-12
IgnitionTransmission Lock . . . . . . . . 10-33
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . 3-38
Lower Anchors and Tethers for Children . . . . . . . . . 3-44
Older Children . . . . . . . . . . . . . . . . 3-36
Securing . . . . . . . . . . 3-55, 3-57, 3-59
Systems . . . . . . . . . . . . . . . . . . . . . . 3-40
Cigarette Lighter . . . . . . . . . . . . . . . . 5-5
Circuit Breakers . . . . . . . . . . . . . . 10-41
Cleaning Exterior Care . . . . . . . . . . . . . . . 10-96
Interior Care . . . . . . . . . . . . . . . 10-100
Climate Control Systems . . . . . . . 8-1 Air Conditioning . . . . . . . . . . . . . . . 8-1
Heating . . . . . . . . . . . . . . . . . . . . . . . . 8-1
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Cluster, Instrument . . . . . . . . . . . . . 5-7

Black plate (6,1)GMC Canyon Owner Manual - 2012
i-6 INDEX
J
Jump Starting . . . . . . . . . . . . . . . . . 10-87
K
Keyless EntryRemote (RKE) System . . . . . . . . 2-3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
L
Labeling, Tire Sidewall . . . . . . . . 10-49
Lamps Daytime Running (DRL) . . . . . . . 6-3
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Exterior Cargo . . . . . . . . . . . . . . . . . 6-6
Exterior Controls . . . . . . . . . . . . . . . 6-1
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . . 6-2
License Plate . . . . . . . . . . . . . . . 10-39
Malfunction Indicator . . . . . . . . . 5-12
Messages . . . . . . . . . . . . . . . . . . . . 5-25
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . 3-19 Lap-Shoulder Belt . . . . . . . . . . . . . 3-14
LATCH System
Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . 3-54
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . 3-44
Latches, Seatback . . . . . . . . . . . . . . 3-7
Lighter, Cigarette . . . . . . . . . . . . . . . 5-5
Lighting
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8
Illumination Control . . . . . . . . . . . . 6-7
Lights Airbag Readiness . . . . . . . . . . . . . 5-10
Antilock Brake System(ABS) Warning . . . . . . . . . . . . . . 5-16
Brake System Warning . . . . . . . 5-15
Charging System . . . . . . . . . . . . . 5-12
Cruise Control . . . . . . . . . . . . . . . . 5-19
Engine Oil Pressure . . . . . . . . . . 5-18
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-3
High-Beam On . . . . . . . . . . . . . . . . 5-19 Lights (cont'd)
High/Low Beam Changer . . . . . . 6-2
Safety Belt Reminders . . . . . . . . . 5-9
Security . . . . . . . . . . . . . . . . . . . . . . 5-19
StabiliTrak
®OFF . . . . . . . . . . . . . 5-17
Tire Pressure . . . . . . . . . . . . . . . . . 5-17
Traction Control System (TCS)/StabiliTrak
®. . . . . . . . . . 5-17
Limited-Slip Rear Axle . . . . . . . . . 9-46
Locks
Automatic Door . . . . . . . . . . . . . . . . 2-6
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Lockout Protection . . . . . . . . . . . . . 2-6
Power Door . . . . . . . . . . . . . . . . . . . . 2-6
Safety . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Loss of Control . . . . . . . . . . . . . . . . . 9-5
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . 3-44
Lumbar Adjustment . . . . . . . . . . . . . 3-4 Front Seats . . . . . . . . . . . . . . . . . . . . 3-4

Black plate (9,1)GMC Canyon Owner Manual - 2012
INDEX i-9
Replacing Safety BeltSystem Parts after a Crash . . . 3-21
Reporting Safety Defects Canadian Government . . . . . . 13-19
General Motors . . . . . . . . . . . . . 13-19
U.S. Government . . . . . . . . . . . 13-18
Restraints
Where to Put . . . . . . . . . . . . . . . . . 3-42
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . 9-28
Ride Control Systems
Limited Slip Rear Axle . . . . . . . . 9-46
Messages . . . . . . . . . . . . . . . . . . . . 5-26
Roads Driving, Wet . . . . . . . . . . . . . . . . . . 9-12
Roadside Assistance
Program . . . . . . . . . . . . . . . 13-8, 13-10
Rotation, Tires . . . . . . . . . . . . . . . . 10-61
Routing, Engine Drive Belt . . . . . 12-4
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . 9-32S
Safety Belts . . . . . . . . . . . . . . . . . . . 3-12
Care . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20
Extender . . . . . . . . . . . . . . . . . . . . . . 3-20
How to Wear Safety BeltsProperly . . . . . . . . . . . . . . . . . . . . . 3-13
Lap Belt . . . . . . . . . . . . . . . . . . . . . . 3-19
Lap-Shoulder Belt . . . . . . . . . . . . 3-14
Reminders . . . . . . . . . . . . . . . . . . . . . 5-9
Replacing after a Crash . . . . . . 3-21
Use During Pregnancy . . . . . . . . 3-19
Safety Defects Reporting Canadian Government . . . . . . 13-19
General Motors . . . . . . . . . . . . . 13-19
U.S. Government . . . . . . . . . . . 13-18
Safety Locks . . . . . . . . . . . . . . . . . . . . 2-6
Safety System Check . . . . . . . . . . 3-20
Satellite Radio . . . . . . . . . . . . . . . . . 7-12
Scheduling Appointments . . . . . 13-13
Seatback Latches . . . . . . . . . . . . . . 3-7
Seats
Adjustment, Front . . . . . . . . . . . . . . 3-3
Head Restraints . . . . . . . . . . . . . . . 3-2
Heated Front . . . . . . . . . . . . . . . . . . 3-8
Lumbar Adjustment, Front . . . . . 3-4 Seats (cont'd)
Power Adjustment, Front . . . . . . 3-4
Rear . . . . . . . . . . . . . . . . . . . . . 3-9, 3-10
Reclining Seatbacks . . . . . . . . . . . 3-5
Secondary Latch System . . . . . 10-82
Securing Child Restraints . . . . . . . . 3-55, 3-57, 3-59
Security Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 2-10
Service Accessories andModifications . . . . . . . . . . . . . . . . 10-4
Doing Your Own Work . . . . . . . . 10-4
Engine Soon Light . . . . . . . . . . . . 5-12
Maintenance Records . . . . . . .11-17
Maintenance, General Information . . . . . . . . . . . . . . . . . . 11-1
Parts Identification Label . . . . . 12-1
Publications Ordering Information . . . . . . . . . . . . . . . . 13-17
Scheduling Appointments . . . 13-13
Vehicle Messages . . . . . . . . . . . . 5-27
Servicing the Airbag . . . . . . . . . . . 3-33

Black plate (11,1)GMC Canyon Owner Manual - 2012
INDEX i-11
Towing (cont'd)Recreational Vehicle . . . . . . . . 10-91
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 9-58
Vehicle . . . . . . . . . . . . . . . . . . . . . 10-91
Traction Control System (TCS) . . . . . . . . 9-44
Control System (TCS)/StabiliTrak
®Light . . . . . . . . . . . . 5-17
Limited-Slip Rear Axle . . . . . . . . 9-46
Trailer Towing . . . . . . . . . . . . . . . . . . . . . . . . 9-58
Transfer Case . . . . . . . . . . . . . . . . . 9-37
Transmission Automatic . . . . . . . . . . . . . . . . . . . . . 9-33
Fluid, Automatic . . . . . . . . . . . . 10-13
Fluid, Manual . . . . . . . . . . . . . . . 10-15
Messages . . . . . . . . . . . . . . . . . . . . 5-27 Transportation Program,
Courtesy . . . . . . . . . . . . . . . . . . . . 13-14
Trip Odometer . . . . . . . . . . . . . . . . . . 5-8
Truck-Camper Loading Information . . . . . . . . . . . . . . . . . . . 9-23
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Turn Signal Bulb Replacement . . . . . . . . . . 10-38
U
Uniform Tire QualityGrading . . . . . . . . . . . . . . . . . . . . . 10-65
Using This Manual . . . . . . . . . . . . . . . . iv
V
Vehicle Canadian Owners . . . . . . . . . . . . . . . iii
Control . . . . . . . . . . . . . . . . . . . . . . . . 9-4
IdentificationNumber (VIN) . . . . . . . . . . . . . . . 12-1
Load Limits . . . . . . . . . . . . . . . . . . . 9-18
Messages . . . . . . . . . . . . . . . . . . . . 5-23
Security . . . . . . . . . . . . . . . . . . . . . . 2-10
Towing . . . . . . . . . . . . . . . . . . . . . . 10-91
Vehicle Care
Tire Pressure . . . . . . . . . . . . . . . 10-54
Ventilation, Air . . . . . . . . . . . . . . . . . . 8-3
Visors . . . . . . . . . . . . . . . . . . . . . . . . . 2-18