Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-12146115) -
2019 - crc - 8/27/18
Vehicle Care 253
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.Fuses Usage
1 Transmission control module battery
2 Engine control module battery / A/C Clutch
3 A/C clutch
4 Engine control module battery
5 Engine control module/Ignition
6 Front wiper
7 Engine control module ignition
8 Ignition coils –even
9 Ignition coils –odd
10 Engine control module 11 Mass air flow sensor/ Intake air
temperature/Humidity/
Temperature intake air Fuses Usage
pressure/Post
catalytic converter O2
sensors
12 Starter/Starter pinion
13 Transmission control module/Chassis
control module/
Ignition
14 Cabin coolant pump
17 Ventilated front seats/ Heated steering wheel
18 Battery disconnect unit
19 Aeroshutter
20 Transmission auxiliary pump
21 Rear power window
22 Sunroof
23 Adaptive cruise control
24 Front power window
25 Retained accessory power Fuses Usage
26 ABS pump
27 Electric parking brake
28 Rear defogger
29 Passive entry/Passive start
30 Canister vent solenoid
31 Heated seat –driver
32 LED Backlight Dimming Control/Left
headlamp low-beam/
Right rear stop/turn
lamp/RAP relay/LED
ambient lighting/
Dome-reading lamps
33 Heated seat –
passenger
34 ABS valve
35 Amplifier
37 Right high-beam headlamp
38 Left high-beam headlamp
41 Vacuum pump
Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-12146115) -
2019 - crc - 8/27/18
254 Vehicle Care
FusesUsage
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
60 Heated mirror
62 Obstacle detection Fuses
Usage
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
10 Cooling fan low speed
11 Starter Relays
Usage
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.
