Page 251 of 354
GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
250 Vehicle Care
RelaysUsage
15 Run/Crank
37 –
38 Fuel pump
39 Crank
40 A/C compressor
48 –
49 Powertrain
50 –
57 Cooling fan –low
60 Cooling fan control Auxiliary Fuse Block
This component is near the fuse
block in the engine compartment
Fuses Usage
MR-1 Upfitter 1
MR-2 Upfitter 2
MR-3 Upfitter power control Relays Usage
MR Rel 1 Upfitter 1
MR Rel 2 Upfitter 2
Mega Fuse Holder
Fuse Usage
1 Starter motor
Page 252 of 354
GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
Vehicle Care 251
Floor Console Fuse Block
The floor console fuse block is under the driver seat.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.Mini-Fuse Usage
F1 –
F2 Steering wheel sensor
F3 Auxiliary parking lamps
F4 Front parking lamps
F5 Trailer parking lamps
F6 Upfitter/Parking lamps
F7 Right rear parking lamp
F8 Left rear parking lamp
F9 Exterior rear mirror switch/ Door
lock-unlock control
upfitter
F10 Airbag/Automatic occupant sensing
Page 346 of 354

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
Page 347 of 354

GMC Savana Owner Manual (GMNA-Localizing-U.S./Canada-11374214) -
2018 - CRC - 2/2/18
346 Index
Fuel (cont'd)Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 199
Filling the Tank . . . . . . . . . . . . . . . 198
Foreign Countries . . . . . . . . . . . . 196
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Low Fuel Warning Light . . . . . . . 108
Requirements, California . . . . . 196
Full-Size Spare Tire . . . . . . . . . . . . 283
Fuses
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 247
Floor Console Fuse Block . . . . 251
Fuses and Circuit Breakers . . . 246
G
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 241
Gauges Engine Coolant
Temperature . . . . . . . . . . . . . . . . 100
Engine Oil Pressure . . . . . . . . . . . . 99
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Odometer . . . . . . . . . . . . . . . . . . . . . . . 98
Speedometer . . . . . . . . . . . . . . . . . . . 98
Trip Odometer . . . . . . . . . . . . . . . . . . 98
Voltmeter . . . . . . . . . . . . . . . . . . . . . 100
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . . . 96 General Information
Service and Maintenance . . . . . 299
Towing . . . . . . . . . . . . . . . . . . . . . . . . 200
Vehicle Care . . . . . . . . . . . . . . . . . . 212
Glass, Enhanced Technology . . . . 39
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 320
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 243
Hazard Warning Flashers . . . . . . . 123
Head Restraints . . . . . . . . . . . . . . . . . 42
Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . 242
Automatic . . . . . . . . . . . . . . . . . . . . . 122
Bulb Replacement . . . . . . . . . . . . 243
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 121
Flash-to-Pass . . . . . . . . . . . . . . . . . 121
High-Beam On Light . . . . . . . . . . 109
High/Low Beam Changer . . . . . 121
Heated Mirrors . . . . . . . . . . . . . . . . . . . 37
Heater Engine Coolant . . . . . . . . . . . . . . . 175
Heating . . . . . . . . . . . . . . . . . . . . 154, 156
High-Beam On Light . . . . . . . . . . . . 109
Hill and Mountain Roads . . . . . . . . 165
Hill Start Assist (HSA) . . . . . . . . . . 186 Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . . 48
HVAC . . . . . . . . . . . . . . . . . . . . . . 154, 156
I
Idle System Fast . . . . . . . . . . . . . . . . . . . . . . . . . . 174
Ignition Positions . . . . . . . . . . . . . . . 172
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . . . 240
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 34
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . 69
Infotainment . . . . . . . . . . . . . . . . . . . . 127
Infotainment System . . . . . . . . . . . . 329
Instrument Cluster . . . . . . . . . . . . . . . 97
Interior Rearview Mirrors . . . . . . . . . 37
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 284
K
Keyless EntryRemote (RKE) System . . . . . . . . . 26
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24