Chevrolet S-10 (1994-2004) fuses and relays

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In this article, we consider the second-generation Chevrolet S-10, produced from 1994 to 2004. Here you will find fuse box diagrams of Chevrolet S-10 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 and 2004, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse Layout Chevrolet S-10 1994-2004

Cigar lighter / power outlet fuses are located in the Instrument panel fuse box. 1994-1997 – see fuse №7 “PWR AUX” (Auxiliary Outlets). 1998-2004 – see fuses №2 “CIGAR LTR”(Cigarette Lighter) and №13 “AUX PWR” (Auxiliary Power).

Table of Contents

Fuse box location

Instrument Panel

The fuse box is located on the driver’s side of the instrument panel, behind the cover.

Engine Compartment

Fuse box diagrams

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1994

Instrument Panel

Assignment of the fuses in the Instrument Panel (1994)

№	Name	Circuit protected
A	PWR ACCY	Power Door Locks
B	PWR WDO	Power Window
1	STOP/HAZ S	Stop Lamps, Hazard Lamps, Chime Module
2	HORN/DM	Dome Lamp, Lighted Visor Mirror, Glove Box Lamp, Horn, I/P Courtesy Lamps, Power Mirror
3	T/L CTSY	Electric Shift Transfer Case Module, Park Lamps, License Plate Lamp
4	GAUGES	Auto Transmission, Alternator Field, Variable Throttle Control, A/C Compressor, Cluster, Chime Module, Four-wheel Drive Indicator Lamp, Heated Oxygen Sensor, Daytime Running Lamps Module
5	(NOT USED)	—
6	HTR A/C	Blower Motor, Temperature Door Motor
7	PWR AUX	Pwr Auxiliary Outlets
8	(NOT USED)	—
9	ECM BATT	Engine Computer (Battery), ABS Battery, Fuel Pump
10	ECM IGN	Engine Computer (Ignition), Injectors, Engine Sensors
11	RADIO	Radio, Inside Rearview Mirror Map Lamps
12	(NOT USED	—
13	RDO/BATT	Clock, Radio Battery, CD Player
14	ILLUM	Cluster Illumination, Ash Tray Lamp, Radio Illumination, Heater Lamp, Four-wheel Drive Illumination, Chime Module, Fog Lamp Switch Illumination, Daytime Running Lamps
15	DRL	Daytime Running Lamps (Canada Only)
16	TURN B/U	Turn Signals, Backup Lamp
17	WIPER	Windshield Washer, Windshield Wiper Motor
18	BRAKE	Speedometer, Anti-lock Braking System, Cruise Control
19	4WD	Four-wheel Drive
20	(NOT USED)	—
21	FOG	Fog Lamps
22	(NOT USED)	—
23	(NOT USED)	—
24	(NOT USED)	—

1995

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Instrument Panel

Assignment of the fuses in the Instrument Panel (1995)

№	Name	Circuit protected
A	PWR ACCY	Power Door Locks, Power Seat, Power Seat Lumbar, RKE
B	PWR WDO	Power Window
1	STOP HAZ	Stop Lamps, Hazard Lamps, Chime, CHMSL Relay, CHMSL Lamp
2	HORN DM	Dome Lamps, Cargo Lamps, Visor Vanity Mirror, Cigarette Lighter, Inside Rearview Mirror Lamp, Overhead Console Lamps, Glove Box Lamp, Horns, Horn Relay, IP Courtesy Lamps, Power Outside Rearview Mirror, Liftglass Release Motor, Illuminated Entry Module
3	T/L CTSY	Park Lamps, License Plate Lamps, Electric Shift Transfer Case Module, Under Hood Lamp, Rear Wiper, Fog Lamp Relay, Door Switch Lamp
4	GAUGES	Alternator Field, VTC, A/C Compressor Relay, Cluster Chime Module, DRL Relay Coil, Four-wheel Drive Indictor Lamp, DRL Module, Rear Defog Timer, TCCM Ignition, SIR Redundant Ignition, RKE Ignition
5	ENG I	02 Sensor Heat Dr, EGR, Cam Sensor, CANN, Purge
6	HTR A/C	Heater-A/C Blower Motor, Temperature Door Motor, A/C Compressor Clutch, HI Blower Relay Coil, Timer Relay Coil
7	PWR AUX	Power Auxiliary Outlets, ALDL
8	RR DEFOG	Rear Window Defogger
9	ECM BATT	PCM/VCM Battery, ABS Battery (LN2), Fuel Pump
10	ECM IGN	PCM/VCM Ignition, Injectors, Crank Sensor, Coil Driver Module
11	RADIO	Radio, Inside Rearview Mirror Map Lamp, Overhead Console Reading Lamps, Rear Wiper, Rear Washer, Overhead Console Display
12	—	—
13	RDO BATT	Clock, Radio Battery, CD Player
14	ILLUM	Cluster Illumination, Ash Tray Lamp, Radio Illumination, Heater Lamp, Four-wheel Drive Illumination, Chime Module, Fog Lamp Illumination, Rear Wiper Switch, Rear Defog Switch Illumination, Lift Glass Release Switch Illumination, Overhead Console Illumination
15	DRL	Daytime Running Lamps
16	TURN B/U	Turn Signal and Back-up Lamps
17	WIPER	Windshield Washer, Windshield Wiper Motor
18	BRAKE	DRAC, Anti-Lock Braking System, Cruise Control
19	4WD	Electric Shift Transfer Case
20	CRANK	Crank Signal
21	FOG	Fog Lamp Relay, Fog Lamps
22	AIR BAG	Air Bag Module
23	TRANS	4L60E Automatic Transmission
24	PRNDL	PRNDL Power

1996

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Instrument Panel

Assignment of the fuses in the Instrument Panel (1996)

№	Circuit protected
A	Power Door Locks, Power Seat, Power Seat Lumbar, Remote Keyless Entry
B	Power Window
1	Stoplamps, Hazard Lamps, Chime, Center High-Mounted Stoplamp Relay, Center High-Mounted Stoplamp
2	Dome Lamps, Visor Vanity Mirror, Cigarette Lighter, Inside Rearview Mirror Lamp, Overhead Console Lamps, Glove Box Lamp, Horns, Horn Relay, IP Courtesy Lamps, Power Outside Rearview Mirror, Illuminated Entry Module
3	Parking Lamps, License Plate Lamps, Electric Shift Transfer Case Module, Underhood Lamp, Ashtray Lamp, Door Switch Lamp
4	Alternator Field, A/C Compressor Relay, Cluster Chime Module, DRL Relay Coil, Four-Wheel-Drive Indicator Lamp, DRL Module, Transfer Case Control Module Ignition, SIR Redundant Ignition, RKE Ignition
5	Oxygen Sensor Heater, Exhaust Gas Recirculation, Cam Sensor, CANN. Purge, MAS
6	Blower Motor, Temperature Door Motor, HI Blower Relay Coil
7	Power Auxiliary Outlets, Assembly Line Diagnostic Link
8	—
9	PCM/VCM Battery, ABS Battery, Fuel Pump (LN2)
10	PCM/VCM Ignition, Injectors, Crank Sensor, Coil Driver Module
11	Radio, Inside Rearview Mirror Map Lamp
12	DRAC, Anti-Lock Braking System, VCM IGN-3
13	Clock, Radio, Battery, CD Player
14	A/C Compressor Battery Feed
15	Daytime Running Lamps, Fog Lamps, Fog Lamp Relay
16	Turn Signals and Back-up Lamps, Brake-Transmission Shift Interlock Solenoid
17	Windshield Washer, Windshield Wiper Motor
18	—
19	Electric Shift Transfer Case
20	Crank Signal, Air Bag System
21	Cluster Illumination, Radio Illumination, Heater Lamp, Four- Wheel-Drive Illumination, Chime Module, Fog Lamp Illumination
22	Air Bag Module
23	—
24	PRNDL Power, 4L60E Automatic Transmission

1997

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Instrument Panel

Assignment of the fuses in the Instrument Panel (1997)

№	Circuit protected
A	Power Door Locks, Power Seat, Power Seat Lumbar, Remote Keyless Entry
B	Power Windows, Sunroof Mo.dwle/Motor
1	Stoplamps, Hazard Lamps, Chime, Center High-Mounted Stoplamp Relay, Center High-Mounted Stoplamp
2	Dome Lamps, Cargo Lamps, Visor Vanity Mirror, Cigarette Lighter, Inside Rearview Mirror Lamp, Overhead Console Lamps, Glove Box Lamp, Horns, Horn Relay, IP Courtesy Lamps, Power Outside Rearview Mirror, Liftglass Release Motor, Illuminated Entry Module
3	Parking Lamps, License Plate Lamps, Electric Shift Transfer Case Module, Underhood Lamp, Rear Wiper, Fog Lamp Relay, Door Switch Lamp, Ashtray Lamp, Headlamp Switch
4	A/C Compressor Relay, Cluster Chime Module, DRL Relay Coil, Four-Wheel-Drive Indicator Lamp, DRL Module, Rear Defog Timer, Transfer Case Control Module Ignition, SIR Redundant Ignition, RKE Ignition, Fuel Sender Module
5	Oxygen Sensor Heater, Exhaust Gas Recirculation, Cam Sensor, CANN. Purge, Canister Vent Solenoid, Mass Airflow Sensor, Cam Shaft Sensor
6	Blower Motor, Temperature Door Motor, HI Blower Relay Coil
7	Power Auxiliary Outlets, Assembly Line Diagnostic Link
8	Rear Window Defogger
9	PCM/VCM Battery, Fuel Pump
10	PCM/VCM Ignition, Injectors, Crank Sensor, Coil Driver Module
11	Radio, Inside Rearview Mirror Map Lamp, Overhead Console Reading Lamps, Rear Wiper, Rear Washer, Overhead Console Display
12	Anti-Lock Braking System, VCM IGN-3
13	Clock, Radio, Battery, CD Player
14	A/C Compressor Battery Feed
15	Daytime Running Lamps, Fog Lamps, Fog Lamp Relay
16	Turn Signals and Back-up Lamps, Brake-Transmission Shift Interlock Solenoid
17	Windshield Washer, Windshield Wiper Motor
18	—
19	Electric Shift Transfer Case
20	Crank Signal, Air Bag Module
21	—
22	Air Bag Module
23	Cluster Illumination, Radio Illumination, Heater Lamp. 4WD Illumination, Chime Module, Fog Lamp Illumination, Rear Wiper Switch Illumination, Rear Defogger Switch Illumination, Liftglass Release Switch Illumination, Overhead Console Illumination
24	PRNDL Power, 4L60E Automatic Transmission

1998

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Instrument Panel

Assignment of the fuses in the Instrument Panel Fuse (1998)

№	Circuit protected
A	Not Used
B	Not Used
1	Headlamp Switch, Body Controls TBC, Headlamp Relay
2	Cigarette Lighter, Data Link Connector
3	Cruise Control~ Body Controls TBC, Heated Seats, Cruise Module, Cruise Switch
4	Gages, Body Controls TBC, Instrument Panel Cluster, B+ Power
5	Interior Illumination
6	Not Used
7	Mirror, Locks
8	Courtesy Lamps. Inadvertent Power Relay
9	HVAC Control Head
10	Turn Signal
11	Instrument Panel Cluster, Engine Controls
12	Parking Lamps, Power Window Switch, TBC, Ashtray Lamp
13	Auxiliary Power
14	Power Locks
15	4WD Switch, Engine Control (VCM, PCM, Transmission)
16	Supplemental Inflatable Restraint, SDM Module
17	Front Wiper
18	Not USed
19	Radio Battery
20	Not Used.
21	HVAC I, HVAC Control Head, HVAC Devices
22	Air-Bag Brakes
23	Rear Wiper
24	Radio, Ignition

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Engine Compartment

Assignment of the fuses and relay in the Engine Compartment (1998)

Name	Usage
TRL TRN	Trailer Left Turn
TRR TRN	Trailer Right Turn
TRL B/U	Trailer Back-Up Lamps
VEH B/U	Vehicle Back-Up Lamps
LT TURN	Left Turn Signal Front
LT TRN	Left Turn Signal Rear
RT TRNH	Right Turn Signal Rear
RR PRK	Right Rear Parking Lamps
TRL PRK	Trailer Parking Lamps
LT HDLP	Left Headlamp
RT HDLP	Right Headlamp
FR PRK	Front Parking Lamp
INT BAT	I/P Fuse Block Feed
ENG 1	Engine Sensor/Solenoid, MAP, CAM, PURGE, VENT
ECM B	Engine Control Module Fuel Pump, Module, Oil Pressure
ABS	Anti-Lock Brake System
ECM I	Engine Control Module Injector
HORN	Horn
BTSI	Brake-Transmission Shift Interlock
B/U LP	Back-up Lamps
A/C	Air Conditioning
RAP	Retained Accessory Power
O2	Oxygen Sensor
IGN B	Column Feed, IGN 2, 3,4
DRL	Daytime Running Lamps
FOG LP	Fag Lamps
IGN A	Stating and Charging ING I
STUD #2	Accessory Feeds, Electric Brake
PARKLP	Parking Lamps
LP PRK	Left Rear Parking Lamps
IGN C	Starter Solenoid Fuel Pump, PRNDL
HTDSEAT	Heated Seat
ATC	Active Transfer Case
RRDEFOG	Rear Defogger
HVAC	HVAC System
TRCHMSL	Trailer Center Hogh-Mount Stoplamp
RR W/W	Rear Window Wiper
CRANK	Clutch Switch, NSBU Switch
HAZLP	Hazard Lamps
VEVHMSL	Vehicle Center High-Mount Stoplamp
HTDMIR	Heated Mirror
STOPLP	Stop Lamps
TBC	Truck Body Computer

1999, 2000, 2001, 2002, 2003, 2004

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Instrument Panel

Assignment of the fuses in the Instrument Panel (1999-2004)

№	Circuit protected
A	Not Used
B	Not Used
1	Not Used
2	Cigarette Lighter, Data Link Connector
3	Cruise Control Module and Switch, Body Control Module, Heated Seats
4	Gages, Body Control Module, Instrument Panel Cluster
5	Parking Lamps, Power Window Switch, Body Control Module, Ashtray Lamp
6	1999: Not used 2000-2002: Steering Wheel, Illumination 2003-2004: Steering Wheel Radio Controls
7	Headlamps Switch, Body Control Module, Headlamp Relay
8	1999-2002: Courtesy Lamps, Inadvertent Power Relay 2003-2004: Courtesy Lamps, Battery Run-Down Protection
9	Heating, Ventilation, Air Cooling Control Head (Manual)
10	Turn Signal
11	Cluster, Engine Control Module
12	Interior Lights
13	Auxiliary Power
14	Power Locks Motor
15	4WD Switch, Engine Controls (VCM, PCM, Transmission)
16	Supplemental Inflatable Restraint
17	Front Wiper
18	1999: Not used 2000-2002: Steering Wheel, Radio, Ignition 2003-2004: Steering Wheel Radio Controls
19	Radio Battery
20	Amplifier
21	1999-2002: HVAC I, HVAC Control Head, HVAC Devices 2003-2004: Heating, Ventilation, Air Cooling (Manual), Heating, Ventilation, Air Cooling (Automatic), Heating, Ventilation, Air Cooling Sensors (Automatic)
22	Air-Bag Brakes
23	Rear Wiper
24	Radio, Ignition

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Engine Compartment

Assignment of the fuses and relay in the Engine Compartment (1999-2004)

Name	Usage
TRL TRN	1999-2002: Not used 2003-2004: Trailer Left Turn
TRR TRN	1999-2002: Not used 2003-2004: Trailer Right Turn
TRL B/U	1999-2002: Not used 2003-2004: Trailer Back Up Lamps
VEH B/U	Vehicle Back-Up Lamps
HDLP PWR	Headlamp Power
RT TURN	Right Turn Signal Front
LT TURN	Left Turn Signal Front
HDLP W/W	Not Used
LT TRN	Left Turn Signal Rear
RT TRN	Right Turn Signal Rear
RR PRK	Right Rear Parking Lamps
TRL PRK	1999-2002: Not used 2003-2004: Trailer Park Lamps
LT HDLP	Left Headlamp
RT HDLP	Right Headlamp
F PRK	Front Parking Lamp
INT BAT	Instrument Panel Fuse Block Feed
ENG 1	Engine Sensor/Solenoid, MAP, CAM, PURGE, VENT
ECM B	Engine Control Module Fuel Pump, Module, Oil Pressure
ABS	Anti-Lock Brake System
ECM I	Engine Control Module Injector
F/PUMP	Fuel Pump
DRL	Daytime Running Lamps
A/C	Air Conditioning
HORN	Horn
W/W PMP	Not Used
HORN	Horn
BTSI	Automatic Transmission Shift Lock Control System
B/U LP	Back Up Lamps
IGN B	Column Feed, IGN 2, 3, 4
STARTER	Starter
RAP	Retained Accessory Power
LD LEV	Not Used
OXYGEN	Oxygen Sensor
IGN E	Engine
MIR/LKS	Mirrors, Door Locks
FOG LP	Fog Lamps
IGN A	Starting and Charging Ignition 1
STUD #2	Accessory Feeds, Electric Brake
PARKLP	Parking Lamps
LR PRK	Left Rear Parking Lamps
IGN C	Starter Solenoid, Fuel Pump, PRNDL
HTDSEAT	Heated Seat
HVAC	Heating,Ventilation, Air Cooling System
TRCHMSL	1999-2002: Not used 2003-2004: Trailer Center High Mount Stop Light
RRDFOG	1999-2002: Not used 2003-2004: Rear Defogger
TBC	Truck Body Computer
CRANK	Clutch Switch, NSBU Switch
CHMSL	Center High Mounted Stoplamp
HAZLP	Hazard Lamps
VECHMSL	Vehicle Center High-Mounted Stoplamp
RR DEFOG	Rear Defogger
HTDMIR	Heated Mirrors
ATC	Transfer Case (Four-Wheel Drive)
STOPLP	Stoplamps
RR W/W	1999-2002: Not used 2003-2004: Rear Window Wiper

Learn more:

How to check the fuses?

How to replace a blown fuse?

Why do car fuses blow?

Types of automotive fuses

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