Instrument Panel Fuse Box (1993 GM 4.3L, 5.0L, 5.7L)

In the table below you'll find the fuse location and description of the fuses of the fuse box on 1993 4.3L, 5.0L, 5.7L TBI equipped 4.3L, 5.0L, and 5.7L pickups.

IMPORTANT: The fuse box illustration and fuse descriptions cover the vehicles in the 'Applies To:' box on the right column.

The fuse box is located on the driver side of the dash.

1993 Under Dash Fuse Box
#	Amps	Fuse Name/Descriptions
A	30 Amps	IGN-ACCY (Circuit Breaker) Rear Intermittent Wiper/Washer Switch. Master Window Switch.
B	30 Amps	BAT-ACCY (Circuit Breaker) Fog Light Relay. Rear Defogger Switch. Right Front Door Lock Switch. Power Mirror Inline Fuse. Power Seat Switch. Medium Blower Relay.
1	20 Amps	GAUGES Cruise Control Module. Master Window Switch (Crew Cab, Suburban, and Utility). Rear Defogger Switch. Audio Alarm Module. Instrument Cluster.
2	15 Amps	TURN B/U Back-Up Light Switch. Turn Signal Flasher.
3	10 Amps	ECM-IGN Brake Switch. Engine Control Module (ECM)/ Powertrain Control Module (PCM) .
4	10 Amps	INJ A+B Fuel Injectors.
5	10 Amps	TRAN Transmission.
6	25 Amps	RR HVAC Front Auxiliary A/C Heater Control. Temp Mode Door Relay.
7	25 Amps	4WD Heated Oxygen Sensor (w/ 4L60-E). Auxiliary Battery Relay. Transfer Case Switch.
8	15 Amps	BRAKE Vehicle Speed Sensor (VSS) Buffer (DRAC). Anti-Lock Brake Module.
9	---	Not Used
10	---	Not Used
11	25 Amps	HTR A/C A/C Controller Module. Blower Switch (w/out A/C).
12	20 Amps	CTSY Cig. Lighter. Radio. Cargo Light Switch. Overhead Console Lights. Right Courtesy Light.
13	20 Amps	PARK LPS Light Switch. Horn Relay.
14	5 Amps	PNL LPS Instrument Cluster. Fog Light Switch. Rear Defogger Switch Illumin. 4WD Switch Illumin. Front Auxiliary A/C Control. Audio Alarm Module. A/C Controller Module.
15	15 Amps	STOP Brake Switch. Rear Wheel Anti-Lock (RWAL) Module. Hazard Flasher. Audio Alarm Module.
16	---	Not Used
17	---	Not Used
18	---	Not Used
19	---	Not Used
20	---	Not Used
21	25 Amps	FRT WIPER Front Wiper. Front Wiper/Washer Switch.
22	10 Amps	RADIO Radio.
25	5 Amps	CRANK ECM (w/ Manual Transmission).