Instrument panel
The fuse block is in the instrument panel on the driver’s side.
Fuses/Circuit Breaker | Circuit protected |
A | Not Used |
B | Not Used |
1 | Not Used |
2 | Cigarette Lighter, Data Link Connector |
3 | Cruise Control, Body Controls TBC, Cruise Module, Cruise Switch |
4 | Gages, Body Controls TBC, Instrument Panel Cluster, B+ Power |
5 | Parking Lamps, Power Window Switch, TBC, Ashtray Lamp |
6 | STR WHL ILLUM |
7 | Headlamp Switch, Body Controls TBC, Headlamp Relay |
8 | Courtesy Lamps, Inadvertent Power Relay |
9 | HVAC Control Head |
10 | Turn Signal |
11 | Instrument Panel Cluster, Engine Controls |
12 | Interior Illumination |
13 | Auxiliary Power |
14 | Power Locks |
15 | 4WD Switch, Engine Control (VCM, PCM, Transmission) |
16 | Supplemental Inflatable Restraint |
17 | Front Wiper |
18 | STR WHL RDO IGN |
19 | Radio Battery |
20 | AMPF |
21 | HVAC I, HVAC Control Head, HVAC Devices |
22 | Air-Bag Brakes |
23 | Rear Wiper |
24 | Radio, Ignition |
Engine Compartment Fuse Block
The fuse block under the hood at the driver’s de of the engine compartment.
Name | Usage |
TRL TRN | Not Used |
TRR TRN | Not Used |
TRL B/U | Not Used |
VEH B/U | Vehicle Back-Up Lamps |
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 | Not Used |
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 |
BTSI | Brake-Transmission Shift Interlock |
B/U LP | Back-up Lamps |
A/C | Air Conditioning |
W/W PMP | Not Used |
HORN | Horn |
IGN B | Column Feed, IGN 2, 3, 4 |
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 IGN 1 |
STUD #2 | Accessory Feeds, Electric Brake |
PARKLP | Parking Lamps |
LR PRK | Left Rear Parking Lamps |
IGN C | Starter Solenoid, Fuel Pump, PRNDL |
HTDSEAT | Not Used |
HVAC | HVAC System |
TRCHMSL | Not Used |
RRDFOG | Not Used |
TBC | Truck Body Computer |
CRANK | Clutch Switch, NSBU Switch |
HAZLP | Hazard Lamps |
VECHMSL | Vehicle Center High-Mounted Stoplamp |
HTDMIR | Heated Outside Mirrors |
ATC | Transfer Case (Four-Wheel Drive) |
STOPLP | Stoplamps |
RR W/W | Not Used |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.