
Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-13688912) -
2020 - CRC - 6/5/19
Vehicle Care 229
FusesUsage
38 Left high-beam headlamp
41 Vacuum pump
42 Cooling fan high speed
44 Starter control
45 Cooling fan low speed
46 Cooling fan control
47 Pre catalytic converter O2 sensors/Canister
purge solenoid
49 Right HID headlamp
50 Left HID headlamp
51 Horn
52 Display/Ignition
53 Inside rearview mirror/ Rear vision camera
54 Instrument panel/ Ignition
55 Exterior rearview mirror
56 Front washer Fuses
Usage
60 Heated mirror
62 Obstacle detection
64 Rain sensor/Rear seat audio
66 Trunk release
67 Chassis control module
69 Battery voltage sensor
71 Memory seat
Relays Usage
1 A/C clutch
2 Starter pinion
4 Front wiper speed
5 Front wiper control
6 Cabin Coolant pump/ Air solenoid
7 Powertrain
8 Transmission auxiliary pump
9 Cooling fan high speed Relays
Usage
10 Cooling fan low speed 11 Starter
13 Cooling fan control
14 Low-beam HID headlamp
15 Run/Crank
17 Rear window defogger
Instrument Panel Fuse
Block
The instrument panel fuse block is
in the instrument panel, on the
driver side of the vehicle.

Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-13688912) -
2020 - CRC - 6/5/19
Vehicle Care 231
FusesUsage
9 Trunk lamp/Right low-beam headlamp/
DRL/Right front turn
lamp/Right rear
parking lamp/
Stoplamp
10 Door unlock 11 Front HVAC blower
12 Passenger power seat
13 Driver power seat
14 Diagnostic link connector
15 Airbag/SDM
16 Right rear heated seat
17 HVAC Controller
18 Logistics
19 Left rear heated seat
20 Ignition switch
21 Telematics Fuses
Usage
22 Steering wheel controls
23 Left low-beam headlamp/DRL/Left
front turnlamp/Left
rear parking lamp/
Stoplamp/Safety
lock relay
24 Theft deterrent LED/ Key capture
solenoid/Run relay
25 Tilt/Telescoping steering column
26 110V AC
Relays Usage
K1 –
K2 Logistic
K3 Power outlet relayWheels and Tires
Tires
Every new GM vehicle has
high-quality tires made by a
leading tire manufacturer. See
the warranty manual for
information regarding the tire
warranty and where to get
service. For additional
information refer to the tire
manufacturer.
{Warning
.Poorly maintained and
improperly used tires are
dangerous.
.Overloading the tires can
cause overheating as a
result of too much
flexing. There could be a
blowout and a serious
crash. See Vehicle Load
Limits 0147.
(Continued)

Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-13688912) -
2020 - CRC - 6/5/19
320 Index
Fuel (cont'd)Foreign Countries . . . . . . . . . . . . 186
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Low Fuel Warning Light . . . . . . . 108
Prohibited Fuels . . . . . . . . . . . . . . 186
Recommended . . . . . . . . . . . . . . . 185
Top Tier . . . . . . . . . . . . . . . . . . . . . . 185
Fuses Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 226
Fuses and Circuit Breakers . . . 226
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 229
G
Garage Door Opener . . . . . . . . . . . 121Programming . . . . . . . . . . . . . . . . . 121
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 219
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 100
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Odometer . . . . . . . . . . . . . . . . . . . . . . . 98
Speedometer . . . . . . . . . . . . . . . . . . . 98
Tachometer . . . . . . . . . . . . . . . . . . . . . 98
Trip Odometer . . . . . . . . . . . . . . . . . . 98
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . . . 95 General Information
Service and Maintenance . . . . . 274
Towing . . . . . . . . . . . . . . . . . . . . . . . . 189
Vehicle Care . . . . . . . . . . . . . . . . . . 199
Glove Box . . . . . . . . . . . . . . . . . . . . . . . 85
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 294
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 221
Hazard Warning Flashers . . . . . . . 127
Head Restraints . . . . . . . . . . . . . . . . . 31
Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . 220
Automatic . . . . . . . . . . . . . . . . . . . . . 127
Bulb Replacement . . . . . . . . . . . . 221
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 126
Flash-to-Pass . . . . . . . . . . . . . . . . . 126
Headlamps, Front Turn Signal, Sidemarker, and
Parking Lamps . . . . . . . . . . . . . . 221
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 221
High-Beam On Light . . . . . . . . . . 109
High/Low Beam Changer . . . . . 126
Lamps On Reminder . . . . . . . . . 109 Heated
Steering Wheel . . . . . . . . . . . . . . . . . 89
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Heated Mirrors . . . . . . . . . . . . . . . . . . . 24
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . 154
Heating . . . . . . . . . . . . . . . . . . . . . . . . . 133
High Voltage Devices and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . 225
High-Beam On Light . . . . . . . . . . . . 109
High-Speed Operation . . . . . . . . . . 240
Hill and Mountain Roads . . . . . . . . 145
Hill Start Assist (HSA) . . . . . . . . . . 163
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . . 44
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
I
Ignition Positions . . . . . . . . . . . . . . . 151
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 22
Indicator Vehicle Ahead . . . . . . . . . . . . . . . . 106
Infants and Young Children,
Restraints . . . . . . . . . . . . . . . . . . . . . . 65

Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-13688912) -
2020 - CRC - 6/5/19
Index 321
InformationPublication Ordering . . . . . . . . . . 299
Infotainment . . . . . . . . . . . . . . . . . . . . 132
Infotainment System . . . . . . . . . . . . 304
Instrument Cluster . . . . . . . . . . . . . . . 96
Instrument Panel Storage Area . . . . . . . . . . . . . . . . . . . 84
Instrument Panel Overview . . . . . . . 5
Interior Rearview Mirrors . . . . . . . . . 25
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 259
K
Keyless EntryRemote (RKE) System . . . . . . . . . . 8
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
L
Labeling, Tire Sidewall . . . . . . . . . . 234
Lamps Courtesy . . . . . . . . . . . . . . . . . . . . . . 128
Daytime Running (DRL) . . . . . . 126
Dome . . . . . . . . . . . . . . . . . . . . . . . . . 129
Exterior Controls . . . . . . . . . . . . . . 125
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . 126 Lamps (cont'd)
Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . 131
License Plate . . . . . . . . . . . . . . . . . 224
Malfunction Indicator
(Check Engine) . . . . . . . . . . . . . 103
On Reminder . . . . . . . . . . . . . . . . . 109
Reading . . . . . . . . . . . . . . . . . . . . . . 129
Lane Change Alert (LCA) . . . . . . . 182
Lane Departure
Warning (LDW) . . . . . . . . . . . . . . . . 184
Lane Departure Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Lap-Shoulder Belt . . . . . . . . . . . . . . . 46
LATCH System
Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . . . 78
LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . . . 70
LED Lighting . . . . . . . . . . . . . . . . . . . . 221
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . 130
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Illumination Control . . . . . . . . . . . 128
LED . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Lights Airbag Readiness . . . . . . . . . . . . . 101 Lights (cont'd)
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 106
Brake System Warning . . . . . . . 104
Charging System . . . . . . . . . . . . . 102
Check Engine (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . 103
Cruise Control . . . . . . . . . . . . . . . . 109
Door Ajar . . . . . . . . . . . . . . . . . . . . . .110
Electric Parking Brake . . . . . . . . 105
Engine Oil Pressure . . . . . . . . . . 108
Flash-to-Pass . . . . . . . . . . . . . . . . . 126
High-Beam On . . . . . . . . . . . . . . . . 109
High/Low Beam Changer . . . . . 126
Lane Departure Warning . . . . . . 106
Low Fuel Warning . . . . . . . . . . . . 108
Seat Belt Reminders . . . . . . . . . . 100
Security . . . . . . . . . . . . . . . . . . . . . . 109
Service Electric Parking Brake . . . . . . . . . . . . . . . . . . . . . . . 105
StabiliTrak OFF . . . . . . . . . . . . . . . 107
Tire Pressure . . . . . . . . . . . . . . . . . 108
Traction Control System (TCS)/StabiliTrak . . . . . . . . . . . . 107
Traction Off . . . . . . . . . . . . . . . . . . . 106
Locks Automatic Door . . . . . . . . . . . . . . . . . 18
Delayed Locking . . . . . . . . . . . . . . . . 18