2004 CHEVROLET ASTRO fog light

The main components of your instrument panel are the following:
A. Exterior Lamps. See
Exterior Lamps on page 3-12.
B. Instrument Panel Brightness Control. See
Exterior
Lamps on page 3-12.
C. Turn Signal/Multifunction Lever. See
Turn
Signal/Multifunction Lever on page 3-6.
D. Hazard Warning Flasher Button. See
Hazard
Warning Flashers on page 3-4.
E. Shift Lever. See
Starting Your Engine on page 2-19.
F. Ignition Switch. See
Ignition Positions on page 2-17.
G. Rear Defogger Button. See
Climate Control
System on page 3-18.
H. Climate Control System. See
Climate Control
System on page 3-18.
I. Rear A/C Control. See
Rear Heating System on
page 3-21.
J. Rear Heater Control. See
Rear Heating System on
page 3-21.K. Rear Window Washer/Wiper Switch. See
Turn
Signal/Multifunction Lever on page 3-6.
L. Ashtray. See
Ashtrays and Cigarette Lighter on
page 3-17.
M. Dome Override Button. See
Interior Lamps on
page 3-15.
N. Hood Release. See
Hood Release on page 5-10.
O. Cigarette Lighter. See
Ashtrays and Cigarette Lighter
on page 3-17.
P. Audio System(s). See
Audio System(s) on
page 3-38.
Q. Front Storage Compartment. See
Storage Areas on
page 2-34.
R. Accessory Power Outlets. See
Accessory Power
Outlets on page 3-16.
3-3

Fuse/Circuit
Breaker Usage
3 Courtesy Lamps, Glove Box Lamp,
Dome Reading Lamps, Vanity Mirror
Lamps, Courtesy Lamps
4 Daytime Running Lamps Relay,
Instrument Panel Cluster
5 Rear Defogger
6 Cruise Module, Truck Body Control
Module, Instrument Panel Cluster,
Cruise Control Switch,
Electrochromic Mirror
7 Power Outlets, Subwoofer Ampli®er
8 Crank Circuit Fuse, Park/Neutral
Switch, Starter Enabler Relay
9 License Plate Lamp, Tailamps,
Parking Lamps, Ashtray Lamp,
Panel Lights, Trailer Taillamps, Front
and Rear Sidemarker Lamps, Door
Switch Illumination, Headlamp
Switch Illumination, Rear Seat Audio
Illumination, Truck Body Control
Module
10 Air Bag System
11 Not UsedFuse/Circuit
Breaker Usage
12 Blower Motor, Rear Air Conditioning
Relay Coil, Front Cont. Temp. Door
Motor, HI Blower Relay, Defogger
Timer Coil
13 Cigarette Lighter, Door Lock
Switches, Dutch Door Release
Module
14 Cluster Illumination, Climate
Controls, Chime Module, Radio
Illumination, Rear Heat Switch
Illumination, Rear Wiper/Washer
Switch Illumination, Rear Liftgate
Switch Illumination, Remote
Cassette Illumination, Overhead
Console, Truck Body Control
Illumination
15 Truck Body Module, Headlamp
Relay
16 Front Turn Signals, Rear Turn
Signals, Trailer Turn Signals,
Back-Up Lamps, Brake
Transmission Shift Interlock Solenoid
17 Front Wipers, Front Washer Pump
5-98

Fuse/Circuit
BreakerUsage
A/C COMPAir Conditioning Enable Relay and
Compressor
RR HTR/AC Rear Heater and Air Conditioning
ATC Active Transfer Case-L Van
FRT HVAC Front Heater and Air Conditioning
ENG-IOxygen Sensors, Camshaft Position
Sensor, Mass Air Flow Sensor,
Evaporative Emission Canister Vent
Solenoid
IGN-E Air Conditioning Enable Relay Coil
ECM-IFuel Injectors 1±6, Crankshaft
Position Sensot, VCM, Coil Driver
Module (EST), Ignition Coil
Blank Not Used
RH HDLMP Right Headlamp
LH Headlamp Left Headlamp
Blank Not Used
Blank Not UsedFuse/Circuit
BreakerUsage
DIODE-1 Air Conditioning
Blank Not Used
Blank Not Used
Blank Not Used
LIGHTINGCourtesy Fuse, Power Adjust
Mirrors Fuse, Truck Body Control
Battery Fuse
BATTPower Accessory Circuit Breaker,
Stop/Hazard Fuse, Auxiliary Power
Fuse, Cigarette Lighter Fuse, Radio
Battery Fuse
IGN A Starter Relay, Ignition Switch
IGN B Ignition Switch
ABSElectronic Brake
Control Module
Blank Not Used
RAP Radio Accessory, Power Windows
HTD MIR/RR
DEFOGRear Window Defogger,Climate
Control Head
5-101