Chevrolet Astro (1996) – fuse box diagram

Year of production: 1996

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
Chevrolet Astro – fuse box – instrument panel
Fuses/Circuit Breaker Usage
1 Stop/Tum/Hazard Lamps, CHMSL, Chime Module
2 No Fuse-Resistor
3 Courtesy Lamps, Power Outside Mirrors, Glove Box Lamp, Dome Reading Lamps, Vanity Mirror Lamps
4 DRL Relay, DRL Module, Chime Headlamp Switch, Keyless Entry, Cluster, Overhead Console
6 Cruise Module, Cruise Activator Switch
7 Power Outlets, DLC, Subwoofer Amplifier
9 License Plate Lamp, Taillamps, Parking Lamps, Ashtray Lamp, Panel Lights, Trailer Taillamps, Front and Rear Sidemarker Lamps, Door Switch Illumination, Headlamp Switch Illumination, RSA Illumination
10 Air Bag System
11 Wiper Motor, Washer Pump
12 L, M 1, M2 Blower Motor, Rear A/C Relay Coil, Front Cont, Temp. Door Motor, Hi Blower Relay, Defogger Timer Coil, Upfitter Relay Coil
13 Cigarette Lighter, Door Lock Relay
14 Cluster HVAC Controls, Chime Module, Radio Illumination, Rear Heat Switch Illumination, Rear WiperNasher Switch Illumination, Rear Liftgate Switch Illumination, Remote Cassette Illumination OH Console
15 DRL Lamps
16 Front Turn Signals, Rear Turn Signals, Trailer Turn Signals, Back-up Lamps, BTSI Solenoid
17 Radio: ATC (Standby), 2000 Series (Main Feed), Rear Seat Audio Controls
18 VCM-Ign 3, VCM- Brake, 4WAL, Cruise Stepper Motor
19 Radio: ATC (Main Feed), 2000 Series (Standby)
20 PRNDLI Odometer, TCC Enable and PWM Solenoids, Shift A and Shift B Solenoids, 3-2 Downshift Solenoids
23 Rear Wiper, Rear Washer Pump
A (Circuit Breaker) Power Door Lock, 6-way Power Seat, Keyless Entry Module, Dutch Door Module, Dutch
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 - wiring diagram - fuse box - under hood panel
Chevrolet Astro – wiring diagram – fuse box – under hood panel
Feef Usage
AUX B Upfitter Battery Feed
AUX A Upfitter Accessory Feed


A/C Relay
IGN Relay
Starter Enable Relay
A/C Enable Relay
Empty Relay
Fuel Pump Relay
Fuse/Circuit Breaker Usage
UPFITTER-BATT Upfitter Battery Power Stud, Trailer Wiring Harness
UPFITTER-ACCY Upfitter Accessory Relay
Fuse Puller*
ECM-B Fuel Pump Relay, VCM, Oil Pressure Switch/Sender
HORN Horn Relay
A/C COMP A/C Enable Relay
RR DEFOG Heater-A/C Control Selector Switch
ENG-I Oxygen Sensors 1-4, Camshaft Position Sensor, Mass Air Flow Sensor, Evaporative Emission Canister Purge Solenoid Valve, Linear EGR Valve Solenoid, VCM
IGN-E A/C Enable Relay
ECM-I Fuel Injectors 1-6, Crankshaft Position Sensor, VCM, Distributor Ignition Control Module
LIGHTING Park Lamps Fuse, DRL Fuse, Headlamp and Panel Dimmer Switch
BATT I/P Fuse Block Fuses, Power Seat CB, Stop/Hazard Fuse, Auxiliary Power Fuse, Cigarette Lighter Fuse, Radio, Battery Fuse
IGN A Starter Relay, Ignition Switch
IGN B Ignition Switc
ABS Brake Pressure Module Valve
A/C Blower Motor Resistor, Blower Relay
RR HTR/AC Auxiliary Heater A/C Relay
Spare Not Used
* 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.