Forum | Marketplace | Knowledge Base | | H1 site | H2 site | H3 site
Click Here To Visit Plan B Supply
Click Here To Visit Plan B Supply
Click Here To Visit Mod Mafia
Click Here To Visit Mod Mafia
Click here for a listing of all HUMMER Network sponsors

Hummer Knowledge Base

The Hummer Knowledge Base

Fuse Chart for 1998 Model Year:

Fuse Identification: Fuses are numbered 1-7 from left to right and lettered A-H from bottom to top. Fuse A-1 is in the lower left corner of the lower fuse box and fuse H-7 is in the top right corner of the upper fuse box. See Interior Fuse Boxes Illustrated.

Lower Fuse Box:
1-A 5 Spare
2-A 7.5 Spare
3-A - Blank
4-A 10 Spare
5-A 15 Spare
6-A - Blank
7-A 20 Spare
1-B 5 Glow Plug Controller
2-B - Blank
3-B 7.5 Glow Plug Controller
4-B 5 Gauges and Indicator Lights/MIL
5-B 10 Transmission/Ignition
6-B 20 PCM/TCM Ignition Power/Brake Switch Ignition/Fuel Driver/ESO Ignition
7-B 20 Engine Ignition Feed
1-C 5 Transmission Shift Lock/Heated Windshield/Keyless Entry
Remote Entry
2-C 10 A/C Clutch/Rear Defrost/HVAC Ignition Feed Relay
3-C 7.5 Backup Lights
4-C 10 Turn Signals
5-C 5 Digital Ratio Adapter (Speedometer)
6-C 20 Rear A/C
7-C 10 Cruise Control
1-D 15 Radio Amplifier - Monsoon
2-D 20 TCM/PCM Battery/Fuel Lift Pump
3-D 10 Lighters
4-D 15 Brake Lights/Cruise Control
5-D 15 Hazard Lights
6-D 20 Horn Relay
7-D 30 HVAC Blower
Upper Fuse Box:
1-E 5 Spare
2-E - Blank
3-E 7.5 Spare
4-E - Blank
5-E 15 Spare
6-E - Blank
7-E 25 Spare
1-F 15 Spare Circuit Lights
2-F 15 Panel Lights Dimmer Module
3-F 7.5 Front Parking/Running Lights
4-F 7.5 Rear Parking/Running Lights
5-F 15 Trailer Lights
6-F 5 Under-Hood Trouble Light
7-F 5 Light Circuit to Chime and HVAC
1-G 5 CTIS/Key Buzzer
2-G 5 Power Windows
3-G 7.5 Spare Circuit/Ignition ACC
4-G 7.5 Radio Ignition
5-G - Blank
6-G - Blank
7-G 25 Windshield Washer/Wiper
1-H 5 DLC Power Terminal 16
2-H 10 Radio Memory/Clock
3-H 20 Power Door Locks
Power Mirrors
4-H 7.5 Spare Circuit - Battery Feed
5-H 15 Dome and Courtesy Lights
6-H 20 Aux Power Outlet
7-H 25 Trailer Brake Controller

Back to main page

The Hummer Knowledge Base is a collection of informative posts from the Hummer Network forums and mailing lists, contributed material and links to outside web sites.
The Hummer Network is not responsible for the accuracy of the information contained herein or on outside web sites, nor for any situation arising from the use thereof.
2006-2011 by The Hummer Network. No material from the Hummer Knowledge Base may be reprinted or republished in any form without permission.