Page 310 of 364

Black plate (10,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
11-10 Service and Maintenance
Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage.
The brake lamps need to be
checked periodically to ensure
that they light when braking.
.With a multi‐point inspection,
your dealer can check the lamps
and note any concerns.
Shocks and Struts
Shocks and struts help aid in control
for a smoother ride.
.Signs of wear may include
steering wheel vibration, bounce/
sway while braking, longer
stopping distance, or uneven
tire wear.
.As part of the multi‐point
inspection, trained dealer
technicians can visually inspect
the shocks and struts for signs
of leaking, blown seals,
or damage, and can advise
when service is needed.
Tires
Tires need to be properly inflated,
rotated, and balanced. Maintaining
the tires can save money, fuel, and
can reduce the risk of tire failure.
.Signs that the tires need to be
replaced include three or more
visible treadwear indicators; cord
or fabric showing through the
rubber; cracks or cuts in the
tread or sidewall; or a bulge or
split in the tire.
.Trained dealer technicians can
inspect and recommend the right
tires. Your dealer can also
provide tire/wheel balancing
services to ensure smooth
vehicle operation at all speeds.
Your dealer sells and services
name brand tires. Vehicle Care
To help keep the vehicle looking like
new, vehicle care products are
available from your dealer. For
information on how to clean and
protect the vehicle’s interior and
exterior, see
Interior Care on
page 10‑76 andExterior Care on
page 10‑73.
Wheel Alignment
Wheel alignment is critical for
ensuring that the tires deliver
optimal wear and performance.
.Signs that the alignment may
need to be adjusted include
pulling, improper vehicle
handling, or unusual tire wear.
.Your dealer has the required
equipment to ensure proper
wheel alignment.
Page 311 of 364
Black plate (11,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
Service and Maintenance 11-11
Windshield
For safety, appearance, and the
best viewing, keep the windshield
clean and clear.
.Signs of damage include
scratches, cracks, and chips.
.Trained dealer technicians can
inspect the windshield and
recommend proper replacement
if needed.Wiper Blades
Wiper blades need to be cleaned
and kept in good condition to
provide a clear view.
.Signs of wear include streaking,
skipping across the windshield,
and worn or split rubber.
.Trained dealer technicians can
check the wiper blades and
replace them when needed.
Page 312 of 364

Black plate (12,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
11-12 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
UsageFluid/Lubricant
Engine Oil Use only engine oil licensed to the dexos1 specfication, or equivalent, of
the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is
recommended. See Engine Oil on page 10‑8.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See Engine Coolant on page 10‑15.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 88862806, in Canada 88863462).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Hydraulic Power Steering System (V6 engines only) DEXRON®-VI Automatic Transmission Fluid.
Automatic Transmission DEXRON®-VI Automatic Transmission Fluid.
Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 88900401, in Canada 89021678). Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Page 313 of 364

Black plate (13,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
Service and Maintenance 11-13
UsageFluid/Lubricant
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and
Release Pawl Lubriplate Lubricant Aerosol (GM Part No. 89021668, in
Canada 89021674) or lubricant meeting requirements of NLGI #2,
Category LB or GC-LB.
Hood and Door Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Power Liftgate Actuator Ball Joint Multi-Purpose Lubricant (GM Part No. 89021668, in Canada 89021674). Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 25899727 A3138C
Engine Oil Filter 2.4L L4 Engine 12605566 PF457G
3.6L V6 Engine 89017525 PF63
Passenger Compartment Air Filter 20901295 CF177
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Black plate (14,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
11-14 Service and Maintenance
PartGM Part Number ACDelco Part Number
Spark Plugs 2.4L L4 Engine 1262054041-108
3.6L V6 Engine 1262256141-109
Wiper Blades Driver Side –60 cm (23.6 in) 22868413—
Passenger Side –42.5 cm (16.7 in) 22868414—
Rear –32.5 cm (12.8 in) 20999459—
Page 315 of 364
Black plate (15,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
Service and Maintenance 11-15
Maintenance Records
After the scheduled services are performed, record the date, odometer reading, who performed the service, and the
type of services performed in the boxes provided. Retain all maintenance receipts.Date Odometer
Reading Serviced By Services Performed
Page 316 of 364
Black plate (16,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
11-16 Service and Maintenance
DateOdometer
Reading Serviced By Services Performed
Page 326 of 364

Black plate (6,1)GMC Terrain/Terrain Denali Owner Manual - 2013 - crc 1st edition - 5/8/12
13-6 Customer Information
El Salvador
800-6273
Honduras
800-0122-6101
Customer Assistance for
Text Telephone (TTY)
Users (U.S. and Canada)
To assist customers who are deaf,
hard of hearing, or speech impaired
and who use Text Telephones
(TTYs), GMC has TTY equipment
available at its Customer Assistance
Center. Any TTY user can
communicate with GMC by dialing:
1-800-462-8583. TTY users in
Canada can dial 1-800-263-3830.
Online Owner Center
Online Owner Experience
(U.S.) my.gmc.com
The GMC online owner experience
is a one-stop resource that allows
interaction with GMC and keeps
important vehicle-specific
information in one place.
Membership Benefits
E(Vehicle Information):
Download owner manuals and view
vehicle-specific how-to videos.
G(Maintenance Information):
View maintenance schedules,
required alerts, OnStar onboard
vehicle diagnostic information, and
schedule service appointments.
I(Service History): View
printable dealer-recorded service
records and self-recorded service
records.
D(Preferred Dealer
Information): Select a preferred
dealer and view dealer location,
maps, phone numbers, and hours.
J(Warranty Tracking
Information): Track the vehicle’s
warranty information.
J(Recall Information): View
active recalls or search by Vehicle
Identification Number (VIN). See
Vehicle Identification Number (VIN)
on page 12‑1.
H(Other Account Information):
View GM Card, SiriusXM Satellite
radio, and OnStar account
information.
F(Live Chat Support): Chat live
with online help representatives.
Visit my.gmc.com to register your
vehicle.