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Chevrolet Astro (2000) - fuse box diagram

avatar Jonathan Yarden Mar 27, 2021 · 5 min. read

In this article you will find a description of fuses and relays Chevrolet, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2000

Instrument Panel Fuse Block

The fuse block is located on the lower portion of the instrument panel on the driver’s side.

Chevrolet Astro - fuse box - instrument panel

Fuses/Circuit Breaker Usage
1 Stop/Turn/Hazard Lamps, CHMSL, ABS
2 Radio ACCY, RR Seat Audio Controls
3 Courtesy Lamps, Glove Box Lamp, Dome Reading Lamps, Vanity Mirror Lamps, Courtesy Lamps
4 DRL Relay, Instrument Panel Cluster
5 Rear Defogger
6 Cruise Module, TBC Module, Instrument Panel Cluster, Cruise Control Switch, Electrochromic Mirror
7 Power Outlets, DLC, Subwoofer Amplifier
8 Crank Circuit Fuse, Park/Neutral Switch, Starter Enable Relay
9 License Plate Lamp, Taillamps, Parking Lamps, Ashtray Lamp, Panel Lights, Trailer Taillamps, Front and Rear Sidemarker Lamps, Door Switch Illumination, Headlamp Switch Illumination, Rear Seat Audio Illumination, TBC Module
10 Air Bag System
11 —
12 L, M1, M2 Blower Motor, Rear A/C 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 Illum, HVAC Controls, Chime Module, Radio Illumination, Rear Heat Switch Illumination, Rear Wiper/Washer Switch Illumination, Rear Liftgate Switch Illumination, Remote Cassette Illumination, O/H Console, TBC Illumination
15 TBC Module, Headlamp Relay
16 Front Turn Signals, Rear Turn Signals, Trailer Turn Signals, Back-Up Lamps, BTSI Solenoid
17 Front Wipers, Front Washer Pump
18 VCM-Ign 3, VCM-Brake, Cruise Stepper Motor Signal, ATC Module
19 Instrument Panel Radio: ATC (Main Feed), 2000 Series (Standby)
20 PRNDL/ Odometer, TCC Enable and PWM Solenoid, Shift A and Shift B Solenoids, 3-2 Downshift Solenoid, Instrument Panel Cluster, VCM Module
21 Pwr Adj Mirrors
22 —
23 Rear Wiper, Rear Washer Pump
24 —
A (Circuit Breaker) Power Door Lock Relay, 6-Way Power Seats
B (Circuit Breaker) Power Windows

Underhood Fuse Block

The underhood fuse block is located toward the rear of the engine compartment on the driver’s side of the vehicle.

Chevrolet Astro - fuse box - under hood panel

Feed Usage
AUX B Upfitter Battery Feed
AUX A Upfitter Accessory Feed
A/C Relay (Rear Heat and A/C)
Upfitter ACCY Relay
Starter Enable Relay
A/C Enable Relay
Headlamps Relay
Fuel Pump Relay
Fuse/Circuit Breaker Usage
UPFITTER-BATT Upfitter Battery Power Stud. Trailer Wiring Harness
UPFITTER-ACCY Upfitter Accessory Relay
Spare —
Fuse Puller*
Spare —
Spare —
ECM-1B Fuel Pump Relay and Motor, VCM, Oil Pressure
HORN Horn Relay and Horn
A/C COMP A/C Enable Relay and Compressor
ATC Active Transfer Case
ENG-I Oxygen Sensors, Camshaft Position Sensor, Mass Air Flow Sensor, Evaporative Emission Canister Vent Solenoid
IGN-E A/C Enable Relay Coil
ECM-I Fuel Injectors 1-6, Crankshaft Position Sensor, VCM, Coil Driver Module (EST), Ignition Coil
RH HDLMP Right Headlamp
LH Headlamp Left Headlamp
LIGHTING Courtesy Fuse, Pwr. Adj. Mirrors Fuse, TBC-Battery Fuse
BATT Power ACCY CB, Stop/Hazard Fuse, Auxiliary Power Fuse, Cigarette Lighter Fuse, Radio Battery Fuse
IGN A Starter Relay, Ignition Switch
IGN B Ignition Switch
ABS Electronic Brake Control Module
RAP Radio Accy, Power Windows
HTD MIR/RR DEFOG Rear Window Defogger, HVAC Control Head
*A fuse puller is included in the underhood electrical center. You will also find spare fuses.

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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