cooling GMC SAVANA 2018 Owner's Guide

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
Service and Maintenance 301
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.Check the engine oil level. See
Engine Oil 0218.
Once a Month
. Check the tire inflation
pressures. See Tire Pressure
0 261.
. Inspect the tires for wear. See
Tire Inspection 0266.
. Check the windshield washer
fluid level. See Washer Fluid
0 233.
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 may not
indicate the need for vehicle service
for up to 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 0220.
Power Take Off (PTO) and
Extended Idle Use
When the vehicle is used with the
PTO equipment or used in a way
that requires extended idle time,
one hour of use shall be deemed
the same as 53 km (33 mi). See
Driver Information Center (DIC)
0109 for hourmeter.
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 0266.
. Check engine oil level and oil
life percentage. If needed,
change engine oil and filter,
and reset oil life system.
See Engine Oil 0218 and
Engine Oil Life System 0220.
. Check engine coolant level. See
Cooling System 0226.
. Check windshield washer fluid
level. See Washer Fluid 0233.
. Visually inspect windshield wiper
blades for wear, cracking,
or contamination. See Exterior
Care 0290. Replace worn or
damaged wiper blades. See
Wiper Blade Replacement
0 240.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
Service and Maintenance 303
Maintenance Schedule
Additional Required
Services - Normal12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi
60 000 km/37,500 mi
72 000 km/45,000 mi
84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi
120 000 km/75,000 mi
132 000 km/82,500 mi
144 000 km/90,000 mi
156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi
204 000 km/127,500 mi
216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.
Lubricate the steering linkage.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Inspect evaporative control system. (1)@ @@
Replace engine air cleaner filter. (2)@@@
Replace spark plugs. Inspect spark plug wires.@
Drain and fill engine cooling system. (3)@
Visually inspect accessory drive belts. (4)@
Replace brake fluid. (5)
Footnotes—Maintenance
Schedule Additional Required
Services - Normal
(1) Visually check all fuel and vapor
lines and hoses for proper
attachment, connection, routing, and
condition. (2)
Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
(3) Or every five years, whichever
comes first. See Cooling System
0 226. (4)
Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(5) Replace brake fluid every five
years. See Brake Fluid 0235.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
304 Service and Maintenance
Maintenance Schedule
Additional Required
Services - Severe12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi
60 000 km/37,500 mi
72 000 km/45,000 mi
84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi
120 000 km/75,000 mi
132 000 km/82,500 mi
144 000 km/90,000 mi
156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi
204 000 km/127,500 mi
216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.
Lubricate the steering linkage.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Inspect evaporative control system. (1)@ @@
Replace engine air cleaner filter. (2)@@@
Change automatic transmission fluid and filter.@@@
Replace spark plugs. Inspect spark plug wires.@
Drain and fill engine cooling system. (3)@
Visually inspect accessory drive belts. (4)@
Replace brake fluid. (5)
Footnotes—Maintenance
Schedule Additional Required
Services - Severe
(1) Visually check all fuel and vapor
lines and hoses for proper
attachment, connection, routing, and
condition. (2)
Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
(3) Or every five years, whichever
comes first. See Cooling System
0 226. (4)
Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(5) Replace brake fluid every five
years. See Brake Fluid 0235.

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
308 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
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
Automatic Transmission (6-Speed Transmission) DEXRON-VI Automatic Transmission Fluid.
Automatic Transmission (8-Speed Transmission) DEXRON-HP Automatic Transmission Fluid (GM Part No. 19331925, in
Canada 19300537).
Chassis Lubrication, 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.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. SeeCooling System 0226.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 is recommended. See Engine Oil0218.
Front Wheel Bearings Wheel bearing lubricant meeting requirements of NLGI #2, Category GC or GC-LB (GM Part No. 1051344, in Canada 993037).
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19299819).

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
Technical Data 313
Vehicle Data
Capacities and Specifications
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids and
Lubricants 0308 for more information.
Application Capacities
Metric English
Air Conditioning Refrigerant R134a For the air conditioning system refrigerant charge amount, see the refrigerant label located under thehood. See your dealer for more information.
Cooling System without Rear Heat
4.3L V6 10.1 L 10.7 qt
6.0L V8 13.1 L 13.8 qt
Cooling System with Rear Heat
4.3L V6 12.4 L 13.1 qt
6.0L V8 16.1 L 17.0 qt
Engine Oil with Filter 5.7 L 6.0 qt
Fuel Tank Cutaway (Optional Tank)* 215.7 L 57.0 gal

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
344 Index
Child Restraints (cont'd)Lower Anchors and Tethers
for Children . . . . . . . . . . . . . . . . . . . 75
Older Children . . . . . . . . . . . . . . . . . . 68
Securing . . . . . . . . . . . . . . . . . . . . 81, 83
Systems . . . . . . . . . . . . . . . . . . . . . . . . 72
Cigarette Lighter . . . . . . . . . . . . . . . . . 95
Circuit Breakers . . . . . . . . . . . . . . . . 246
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 290
Interior Care . . . . . . . . . . . . . . . . . . 294
Climate Control Systems . . . . . . . 154 Air Conditioning . . . . . . . . . . . . . . 154
Heating . . . . . . . . . . . . . . . . . . . . . . . 154
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Rear Heating System . . . . . . . . . 156
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Cluster, Instrument . . . . . . . . . . . . . . 97
Collision Damage Repair . . . . . . . 323
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . . . 87
Compass . . . . . . . . . . . . . . . . . . . . . . . . 92
Connections OnStar . . . . . . . . . . . . . . . . . . . . . . . 333
Control Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 186
Control of a Vehicle . . . . . . . . . . . . . 162 Convex Mirrors . . . . . . . . . . . . . . . . . . 36
Coolant
Engine Temperature Gauge . . 100
Cooling . . . . . . . . . . . . . . . . . . . . 154, 156
Cooling System . . . . . . . . . . . . . . . . . 226
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 322
Cruise Control . . . . . . . . . . . . . . . . . . 189 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Customer Assistance . . . . . . . . . . . 319 Offices . . . . . . . . . . . . . . . . . . . . . . . . 318
Text Telephone (TTY)
Users . . . . . . . . . . . . . . . . . . . . . . . 319
Customer Information Service PublicationsOrdering Information . . . . . . . . 325
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 316
D
Damage Repair, Collision . . . . . . . 323
Danger, Warning, and Caution . . . . 3
Data CollectionInfotainment System . . . . . . . . . . 329
OnStar . . . . . . . . . . . . . . . . . . . . . . . 329
Data Recorders, Event . . . . . . . . . 328
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . . . . 121 Defensive Driving . . . . . . . . . . . . . . . 161
Delayed Locking . . . . . . . . . . . . . . . . . 30
Devices
Auxiliary . . . . . . . . . . . . . . . . . . . . . . 141
Diagnostics OnStar . . . . . . . . . . . . . . . . . . . . . . . 335
Distracted Driving . . . . . . . . . . . . . . . 161
Dome Lamps . . . . . . . . . . . . . . . . . . . 124
Door
Cargo Door Relocking . . . . . . . . . . 30
Delayed Locking . . . . . . . . . . . . . . . . 30
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Power Locks . . . . . . . . . . . . . . . . . . . . 30
Rear Doors . . . . . . . . . . . . . . . . . . . . . 33
Side . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Sliding . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Drive Belt Routing, Engine . . . . . . 315
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . 109
Driving Characteristics and
Towing Tips . . . . . . . . . . . . . . . . . 200
Defensive . . . . . . . . . . . . . . . . . . . . . 161
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 162
For Better Fuel Economy . . . . . . . 23
Hill and Mountain Roads . . . . . . 165
If the Vehicle is Stuck . . . . . . . . . 166
Loss of Control . . . . . . . . . . . . . . . 163

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
Index 345
Driving (cont'd)Off-Road Recovery . . . . . . . . . . . 163
Vehicle Load Limits . . . . . . . . . . . 167
Wet Roads . . . . . . . . . . . . . . . . . . . 164
Winter . . . . . . . . . . . . . . . . . . . . . . . . 165
Dual Tire Rotation . . . . . . . . . . . . . . . . . . . . . . 268
E
E85 or FlexFuel . . . . . . . . . . . . . . . . 197
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 210
Electrical System Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 247
Floor Console Fuse Block . . . . 251
Fuses and Circuit Breakers . . . 246
Overload . . . . . . . . . . . . . . . . . . . . . 246
Emergency
OnStar . . . . . . . . . . . . . . . . . . . . . . . 331
Engine Air Cleaner/Filter . . . . . . . . . . . . . 225
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 103
Compartment Overview . . . . . . . 215
Coolant Heater . . . . . . . . . . . . . . . 175
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . 100 Engine (cont'd)
Cooling System . . . . . . . . . . . . . . . 226
Drive Belt Routing . . . . . . . . . . . . 315
Exhaust . . . . . . . . . . . . . . . . . . . . . . 179
Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Oil Life System . . . . . . . . . . . . . . . 220
Oil Pressure Gauge . . . . . . . . . . . . 99
Oil Pressure Light . . . . . . . . . . . . 108
Overheating . . . . . . . . . . . . . . . . . . 231
Power Messages . . . . . . . . . . . . . .114
Running While Parked . . . . . . . . 179
Starting . . . . . . . . . . . . . . . . . . . . . . . 173
Enhanced Technology Glass . . . . 39
Entry/Exit Lighting . . . . . . . . . . . . . . 125
Equipment, Towing . . . . . . . . . . . . . 207
Event Data Recorders . . . . . . . . . . 328
Extender, Seat Belt . . . . . . . . . . . . . . 55
Exterior Lamp Controls . . . . . . . . . 120
Exterior Lamps Off Reminder . . . 121
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . . 125
F
FanEngine . . . . . . . . . . . . . . . . . . . . . . . . 232
Fast Idle System . . . . . . . . . . . . . . . . 174 Filter,
Engine Air Cleaner . . . . . . . . . . . 225
Fixed Mast Antenna . . . . . . . . . . . . 136
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 121
Flashers, Hazard Warning . . . . . . 123
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 274 Changing . . . . . . . . . . . . . . . . . . . . . 276
FlexFuel E85 . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 298
Fluid AutomaticTransmission . . . . . . . . . . . 221, 224
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 235
Power Steering . . . . . . . . . . . . . . . 233
Washer . . . . . . . . . . . . . . . . . . . . . . . 233
Folding Mirrors . . . . . . . . . . . . . . . . . . 37
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 326
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 42
Front Storage . . . . . . . . . . . . . . . . . . . . 87
Front Turn Signal Bulb Replacement . . . . . . . . . . . . 243
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Additives . . . . . . . . . . . . . . . . . . . . . 196
Economy Driving . . . . . . . . . . . . . . . 23