Instrument Panel Fuse Block
The fuse block is located on the lower portion of the instrument panel on the driver’s side.
Fuses/Circuit Breaker | Usage |
1 | Stop/Turn/Hazard Lamps, CHMSL, ABS |
2 | Radio ACCY, RR Seat Audio Controls |
3 | Courtesy Lamps, Glove Box Lamp, Dome Reading Lamps, Vanity Mirror Lamps, Courtesy Lamps |
4 | DRL Relay, Instrument Panel Cluster |
5 | Rear Defogger |
6 | Cruise Module, TBC Module, Instrument Panel Cluster, Cruise Control Switch, Electrochromic Mirror |
7 | Power Outlets, DLC, Subwoofer Amplifier |
8 | Crank Circuit Fuse, Park/Neutral Switch, Starter Enable Relay |
9 | License Plate Lamp, Taillamps, Parking Lamps, Ashtray Lamp, Panel Lights, Trailer Taillamps, Front and Rear Sidemarker Lamps, Door Switch Illumination, Headlamp Switch Illumination, Rear Seat Audio Illumination, TBC Module |
10 | Air Bag System |
11 | — |
12 | L, M1, M2 Blower Motor, Rear A/C Relay Coil, Front Cont. Temp. Door Motor, HI Blower Relay, Defogger Timer Coil |
13 | Cigarette Lighter, Door Lock Switches, Dutch Door Release Module |
14 | Cluster Illum, HVAC Controls, Chime Module, Radio Illumination, Rear Heat Switch Illumination, Rear Wiper/Washer Switch Illumination, Rear Liftgate Switch Illumination, Remote Cassette Illumination, O/H Console, TBC Illumination |
15 | TBC Module, Headlamp Relay |
16 | Front Turn Signals, Rear Turn Signals, Trailer Turn Signals, Back-Up Lamps, BTSI Solenoid |
17 | Front Wipers, Front Washer Pump |
18 | VCM-Ign 3, VCM-Brake, Cruise Stepper Motor Signal, ATC Module |
19 | Instrument Panel Radio: ATC (Main Feed), 2000 Series (Standby) |
20 | PRNDL/ Odometer, TCC Enable and PWM Solenoid, Shift A and Shift B Solenoids, 3-2 Downshift Solenoid, Instrument Panel Cluster, VCM Module |
21 | Pwr Adj Mirrors |
22 | — |
23 | Rear Wiper, Rear Washer Pump |
24 | — |
A | (Circuit Breaker) Power Door Lock Relay, 6-Way Power Seats |
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.
Feed | Usage |
AUX B | Upfitter Battery Feed |
AUX A | Upfitter Accessory Feed |
Relays | Usage |
A/C Relay (Rear Heat and A/C) | Rear Heat and Air Conditioning |
Upfitter ACCY Relay | Upfitter Accessory |
Starter Enable Relay | Starter |
A/C Enable Relay | Air Conditioning |
Headlamps Relay | Headlamps |
Fuel Pump Relay | Fuel Pump |
Fuse/Circuit Breaker | Usage |
UPFITTER-BATT | Upfitter Battery Power Stud. Trailer Wiring Harness |
UPFITTER-ACCY | Upfitter Accessory Relay |
Spare | — |
Fuse Puller* | |
Spare | — |
Spare | — |
ECM-1B | Fuel Pump Relay and Motor, VCM, Oil Pressure Switch/Sender |
HORN | Horn Relay and Horn |
A/C COMP | A/C Enable Relay and Compressor |
RR HTR/AC | Rear Heater and A/C |
ATC | Active Transfer Case-L Van |
FRT HVAC | Front Heater and A/C |
ENG-I | Oxygen Sensors, Camshaft Position Sensor, Mass Air Flow Sensor, Evaporative Emission Canister Vent Solenoid |
IGN-E | A/C Enable Relay Coil |
ECM-I | Fuel Injectors 1-6, Crankshaft Position Sensor, VCM, Coil Driver Module (EST), Ignition Coil |
Blank | — |
RH HDLMP | Right Headlamp |
LH Headlamp | Left Headlamp |
Blank | — |
Blank | — |
DIODE-A/C Coil | A/C |
Blank | — |
Blank | — |
Blank | — |
LIGHTING | Courtesy Fuse, Pwr. Adj. Mirrors Fuse, TBC-Battery Fuse |
BATT | Power ACCY CB, Stop/Hazard Fuse, Auxiliary Power Fuse, Cigarette Lighter Fuse, Radio Battery Fuse |
IGN A | Starter Relay, Ignition Switch |
IGN B | Ignition Switch |
ABS | Electronic Brake Control Module |
Blank | — |
RAP | Radio Accy, Power Windows |
HTD MIR/RR DEFOG | Rear Window Defogger, HVAC Control Head |
*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.