Chevrolet Express Owner's Manual page 297

14 Windshield Washer
16 Horn
17 Transmission
18 Air Conditioning
Compressor
19 Engine Control
Module Battery
20 Spare
21 Left Stop/Turn
Trailer
22 Spare
23 Spare
24 Fuel Pump
25 Auxiliary Power
Outlet
26 Body Control
Module 3
27 Special Equipment
Option
28 Airbag
29 Steering Wheel
Sensor
30 Engine Control
Module Ignition/
Glow Plug Module
31 Transmission
Control Module
Ignition
32 Transmission
Control Module
Battery
33 Rear Parking Aid
Module
34 Spare
35 Fuel Operated
Heater Module
36 Fuel System
Control Module
Battery
51 Left High-Beam
Headlamp
52 Right High-Beam
Headlamp
53 Left Low-Beam
Headlamp
54 Right Low-Beam
Headlamp
55 Wiper
56 Canister Vent
Solenoid
58 Body Control
Module 2
59 Body Control
Module 1
61 Spare
62 Oxygen Sensor 2
(Post), EV Fan
(Diesel)
63 Spare
64 Mass Air Flow/
Canister Vent