
Black plate (3,1)GMC Canyon Owner Manual - 2012
Service and Maintenance 11-3
Refer to the information in the
Maintenance Schedule Additional
Required Services‐Severe chart.
{WARNING
Performing maintenance work can
be dangerous and can cause
serious injury. Perform
maintenance work only if the
required information, proper tools,
and equipment are available.
If they are not, see your dealer to
have a trained technician do the
work. See Doing Your Own
Service Work on page 10‑4.
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.Check the engine oil level.
See Engine Oil on page 10‑9.
Once a Month
.Check the tire inflation
pressures. See Tire Pressure on
page 10‑54.
.Inspect the tires for wear. See
Tire Inspection on page 10‑61.
.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 10‑12.

Black plate (4,1)GMC Canyon Owner Manual - 2012
11-4 Service and Maintenance
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. SeeTire
Rotation on page 10‑61.
.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 10‑9 andEngine Oil
Life System on page 10‑12.
.Check engine coolant level. See
Engine Coolant on page 10‑19.
.Check windshield washer fluid
level. See Washer Fluid on
page 10‑26.
.Visually inspect windshield wiper
blades for wear, cracking,
or contamination. See Exterior
Care on page 10‑96. Replace
worn or damaged wiper blades.
See Wiper Blade Replacement
on page 10‑34.
.Check tire inflation pressures.
See Tire Pressure on
page 10‑54.
.Inspect tire wear. See Tire
Inspection on page 10‑61.
.Visually check for fluid leaks.
.Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter on
page 10‑17.
.Inspect brake system.
.Visually inspect steering,
suspension, and chassis
components for damaged, loose,
or missing parts or signs of
wear. See Exterior Care on
page 10‑96.
.Check restraint system
components. See Safety System
Check on page 3‑20.
.Visually inspect fuel system for
damage or leaks.
.Visually inspect exhaust system
and nearby heat shields for
loose or damaged parts.
.Lubricate body components.
See Exterior Care on
page 10‑96.

Black plate (7,1)GMC Canyon Owner Manual - 2012
Service and Maintenance 11-7
Footnotes—Maintenance
Schedule Additional Required
Services —Normal
a) Check all fuel and vapor lines
and hoses for proper hook‐up,
routing, and condition. Check that
the purge valve, if the vehicle has
one, works properly. Replace as
needed.
b) Or every four years, whichever
comes first. c)
Do not directly power wash the
transfer case output seals. High
pressure water can overcome the
seals and contaminate the transfer
case fluid. Contaminated fluid will
decrease the life of the transfer
case and should be replaced.
d) Or every five years, whichever
comes first. See Cooling System on
page 10‑18. e)
Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.

Black plate (9,1)GMC Canyon Owner Manual - 2012
Service and Maintenance 11-9
Footnotes—Maintenance
Schedule Additional Required
Services —Severe
a) Check all fuel and vapor lines
and hoses for proper hook‐up,
routing, and condition. Check that
the purge valve, if the vehicle has
one, works properly. Replace as
needed.
b) Or every four years, whichever
comes first. c)
Do not directly power wash the
transfer case output seals. High
pressure water can overcome the
seals and contaminate the transfer
case fluid. Contaminated fluid will
decrease the life of the transfer
case and should be replaced.
d) Or every five years, whichever
comes first. See Cooling System on
page 10‑18.
e) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.Special Application
Services
.Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/
3,000 mi.
.Have underbody flushing service
performed once a year.

Black plate (4,1)GMC Canyon Owner Manual - 2012
i-4 INDEX
Engine (cont'd)Cooling System Messages . . . 5-24
Drive Belt Routing . . . . . . . . . . . . 12-4
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-31
Fan . . . . . . . . . . . . . . . . . . . . . . . . . 10-25
Heater . . . . . . . . . . . . . . . . . . . . . . . . 9-27
Oil Life System . . . . . . . . . . . . . 10-12
Oil Messages . . . . . . . . . . . . . . . . . 5-24
Overheating . . . . . . . . . . . . . . . . 10-23
Power Messages . . . . . . . . . . . . . 5-25
Pressure Light . . . . . . . . . . . . . . . . 5-18
Running While Parked . . . . . . . . 9-32
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-26
Equipment, Towing . . . . . . . . . . . . 9-63
Event Data Recorders . . . . . . . . 13-20
Exit Lighting . . . . . . . . . . . . . . . . . . . . 6-8
Extender, Safety Belt . . . . . . . . . . 3-20
Exterior Cargo Lamps . . . . . . . . . . 6-6
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-2F
Fan
Engine . . . . . . . . . . . . . . . . . . . . . . 10-25
Filter, Engine Air Cleaner . . . . . . . . . 10-17
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-3
Flashers, Hazard Warning . . . . . . 6-4
Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-69 Changing . . . . . . . . . . . . . . . . . . . 10-70
Floor Mats . . . . . . . . . . . . . . . . . . .10-102
Fluid Automatic Transmission . . . . 10-13
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-28
Four-Wheel DriveTransfer Case . . . . . . . . . . . . . . . 9-37
Power Steering . . . . . . . . . . . . . 10-25
Washer . . . . . . . . . . . . . . . . . . . . . 10-26
Fog Lamps Bulb Replacement . . . . . . . . . . . . . 6-6
Four-Wheel Drive . . . . . . . 10-30, 9-37
Front Axle . . . . . . . . . . . . . . . . . . . . 10-31 Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . 3-3
Heated . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-49 Additives . . . . . . . . . . . . . . . . . . . . . 9-50
Economy Driving . . . . . . . . . . . . . 1-19
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 9-53
Filling the Tank . . . . . . . . . . . . . . . 9-52
Foreign Countries . . . . . . . . . . . . 9-50
Gasoline Specifications . . . . . . . 9-50
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
Recommended . . . . . . . . . . . . . . . 9-49
Requirements, California . . . . . 9-50
System Messages . . . . . . . . . . . . 5-25
Full-Size Spare Tire . . . . . . . . . . 10-86
Fuses
Engine CompartmentFuse Block . . . . . . . . . . . . . . . . 10-41
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-41

Black plate (7,1)GMC Canyon Owner Manual - 2012
INDEX i-7
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . .11-17
Maintenance Schedule Recommended Fluidsand Lubricants . . . . . . . . . . . . .11-13
Transfer Case . . . . . . . . . . . . . . . . 9-37
Malfunction Indicator Lamp . . . . 5-12
Manual Mirrors . . . . . . . . . . . . . . . . 2-13
Manual Transmission . . . . . . . . . . 9-35 Fluid . . . . . . . . . . . . . . . . . . . . . . . . 10-15
Manual Windows . . . . . . . . . . . . . . 2-16
Messages Battery Voltage andCharging . . . . . . . . . . . . . . . . . . . . 5-23
Brake System . . . . . . . . . . . . . . . . 5-23
Door Ajar . . . . . . . . . . . . . . . . . . . . . 5-24
Engine Cooling System . . . . . . . 5-24
Engine Oil . . . . . . . . . . . . . . . . . . . . 5-24
Engine Power . . . . . . . . . . . . . . . . 5-25
Fuel System . . . . . . . . . . . . . . . . . . 5-25 Messages (cont'd)
Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 5-25
Ride Control System . . . . . . . . . . 5-26
Service Vehicle . . . . . . . . . . . . . . . 5-27
Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
Transmission . . . . . . . . . . . . . . . . . 5-27
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-23
Mirrors Automatic Dimming
Rearview . . . . . . . . . . . . . . . . . . . . 2-15
Convex . . . . . . . . . . . . . . . . . . . . . . . 2-13
Manual . . . . . . . . . . . . . . . . . . . . . . . 2-13
Manual Rearview . . . . . . . . . . . . . 2-14
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . 10-56
N
New Vehicle Break-In . . . . . . . . . . 9-24
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . 5-8Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
Off-Road . . . . . . . . . . . . . . . . . . . . . . . 9-6 Driving . . . . . . . . . . . . . . . . . . . . . . . . . 9-6
Recovery . . . . . . . . . . . . . . . . . . . . . . 9-5
Oil
Engine . . . . . . . . . . . . . . . . . . . . . . . . 10-9
Engine Oil Life System . . . . . 10-12
Messages . . . . . . . . . . . . . . . . . . . . 5-24
Pressure Light . . . . . . . . . . . . . . . . 5-18
Older Children, Restraints . . . . . 3-36
Online Owner Center . . . . . . . . . . 13-7
OnStar
®
System, In Brief . . . . . . . . . . . . . . 1-20
Operation, Infotainment
System . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Ordering Service Publications . . . . . . . . 13-17
Outlets
Power . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Overheating, Engine . . . . . . . . . . 10-23