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Black plate (6,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-6 Service and Maintenance
Footnotes—Maintenance
Schedule Additional Required
Services —Normal
(1) 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.
(2) Or every four years, whichever
comes first.
(3) 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.
(4) Or every five years, whichever
comes first. See Cooling System on
page 10‑15.
(5) Or every 10 years, whichever
comes first.
(6) Inspect for fraying, excessive
cracking, or damage; replace,
if needed.

Black plate (7,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
Service and Maintenance 11-7

Black plate (8,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-8 Service and Maintenance
Footnotes—Maintenance
Schedule Additional Required
Services —Severe
(1) 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.
(2) Or every four years, whichever
comes first.
(3) 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.
(4) Or every five years, whichever
comes first. See Cooling System on
page 10‑15.
(5) Or every 10 years, whichever
comes first.
(5) Inspect for fraying, excessive
cracking, or damage; replace,
if needed.Special Application
Services
.Vehicles with Dual Wheels:
Check dual wheel nut torque at
160 km/100 mi, 1 600 km/
1,000 mi and 9 700 km/6,000 mi.
.Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/
3,000 mi.
.Have underbody flushing service
performed once a year.
Additional
Maintenance and Care
Your vehicle is an important
investment and caring for it properly
may help to avoid future costly
repairs. To maintain vehicle
performance, additional
maintenance services may be
required. It is recommended
that your dealer perform these
services —their trained dealer
technicians know your vehicle best.
Your dealer can also perform a
thorough assessment with a
multi-point inspection to recommend
when your vehicle may need
attention. The following list is
intended to explain the services and
conditions to look for that may
indicate services are required.

Black plate (9,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
Service and Maintenance 11-9
Battery
The battery supplies power to start
the engine and operate any
additional electrical accessories.
.To avoid break-down or failure to
start the vehicle, maintain a
battery with full cranking power.
.Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion-free.
Belts
.Belts may need replacing if they
squeak or show signs of
cracking or splitting.
.Trained dealer technicians have
access to tools and equipment
to inspect the belts and
recommend adjustment or
replacement when necessary. Brakes
Brakes stop the vehicle and are
crucial to safe driving.
.Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping.
.Trained dealer technicians have
access to tools and equipment
to inspect the brakes and
recommend quality parts
engineered for the vehicle.
Fluids
Proper fluid levels and approved
fluids protect the vehicle’s systems
and components. See
Recommended Fluids and
Lubricants on page 11‑12 for GM
approved fluids.
.Engine oil and windshield
washer fluid levels should be
checked at every fuel fill.
.Instrument cluster lights may
come on to indicate that fluids
may be low and need to be
filled. Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi-point inspection, your
dealer can inspect the hoses and
advise if replacement is needed.
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.

Black plate (10,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-10 Service and Maintenance
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 10‑86 andExterior Care on
page 10‑83. 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.
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.

Black plate (11,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
Service and Maintenance 11-11
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.

Black plate (12,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-12 Service and Maintenance
Recommended Fluids
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine, see the
maintenance schedule section in the Duramax diesel supplement.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.Usage Fluid/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. SeeEngine Oil on page 10‑6.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. SeeEngine Coolant on page 10‑16.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 12377967, in Canada 89021320).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Parking Brake Cable Guides Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Power Steering System GM Power Steering Fluid (GM Part No. 89021184, in Canada 89021186).
Automatic Transmission DEXRON
®-VI Automatic Transmission Fluid.

Black plate (13,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
Service and Maintenance 11-13
UsageFluid/Lubricant
Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Front Wheel Bearings Wheel bearing lubricant meeting requirements of NLGI #2, Category GC or GC-LB (GM Part No. 1051344, in Canada 993037).
Front and Rear Axle SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in Canada 89021678).
Transfer Case DEXRON
®-VI Automatic Transmission Fluid.
Hood Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437).

Black plate (14,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
11-14 Service and Maintenance
Maintenance Replacement Parts
If the vehicle has the Duramax diesel engine, see the Duramax diesel supplement.
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 15950115 A3097C
Engine Oil Filter 4.3L V6 25010792 PF47
4.8L V8; 5.3L V8; 6.0L V8 89017524 PF48
Spark Plugs 4.3L V6 12568387 41-101
4.8L V8; 5.3L V8; 6.0L V8 12621258 41-110
Wiper Blades –56.0 cm (22 in) 25949887 —

Black plate (15,1)GMC Savana Owner Manual - 2013 - 2nd Edition - 9/25/12
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