Passenger compartment fuse panel
The fuse panel is located below and to the left of the steering wheel by the brake pedal.
Fuse/relay location | Ampere rating [A] | Description |
1 | 5 | 4–Wheel Anti–lock Brake System (4WABS) module |
2 | 10 | Remote Keyless Entry (RKE), O/D cancel, IVD module |
3 | 15 | Trip computer, Radio, Overhead console |
4 | 15 | Courtesy lamps |
5 | 30 | Power lock switches, Power locks without RKE |
6 | 10 | Brake-shift interlock, Daytime Running Lamps (DRL) module |
7 | 10 | Multi-function switch, Turn signals |
8 | 30 | Radio capacitor(s), Ignition coil, Powertrain Control Module (PCM) diode, PCM power relay |
9 | 30 | Wiper control module |
10 | 20 | Main light switch, Park lamps, License lamp (external lamps), Multi-function switch (flash-to-pass), BSM |
11 | 15 | Multi-function switch (hazards), Brake lamp switch, Brake lamps, IVD relay |
12 | 15 | Back-up lamps, Auxiliary battery relay (gasoline engine only) |
13 | 15 | Blend door actuator, Function selector switch |
14 | 5 | Instrument cluster |
15 | 5 | Trailer battery charge relay, Cluster, BSM |
16 | 30 | Power seats |
17 | 5 | Power mirrors |
18 | — | Not used |
19 | — | Not used |
20 | 10 | Restraints |
21 | — | Not used |
22 | 15 | Memory power radio, Battery saver relay, Instrument cluster, Courtesy lamp relay, Accessory delay relay |
23 | 20 | Power locks w/RKE |
24 | — | Not used |
25 | 10 | Left headlamp (low beam) |
26 | 20 | Cigar lighter, Diagnostics |
27 | 5 | Radio |
28 | — | Not used |
29 | 20 | Not used |
30 | 15 | Headlamps (high beam indicator) |
31 | 10 | Right headlamp (low beam) |
32 | 20 | Power point #1 (instrument panel) |
33 | 10 | Start relay |
34 | 20 | Not used |
35 | 30 | Not used |
36 | 5 | Instrument illumination |
37 | — | Not used |
38 | 10 | Not used |
39 | 10 | Trailer tow electric brake, Center High-Mounted Stop Lamp (CHMSL), Brake lamps |
40 | 20 | Power point #2 (2nd row seating position – driver side) |
41 | 30 | Modified vehicle |
42 | 20A circuit breaker |
Power windows |
43 | — | Not used |
44 | 20A circuit breaker |
Wiper/washer |
Power distribution box
The power distribution box is located in the engine compartment. The power distribution box contains high-current fuses that protect your vehicle’s main electrical systems from overloads.
Fuse/relay location | Ampere rating [A] | Description |
1 | — | Powertrain Control Module (PCM) diode |
2 | — | Auxiliary battery diode |
3 | 10* | Daytime Running Lamps (DRL) module, A/C clutch |
4 | 5* | Heated PCV (4.6L and 6.8L gasoline engines) |
5 | 15* | Horn relay |
6 | — | Not used |
7 | 60** | Ignition switch, Fuse panel, Accessory delay |
8 | 40** | Trailer battery charge relay |
9 | 50** | Modified vehicle power |
10 | 30** | Electric brake controller |
11 | 60** | 4-Wheel Anti-lock Brake System (4WABS) |
40** | AdvanceTrac with RSC | |
12 | 60** | I/P fuses 29, 34, 35, 38, 40 and 41 |
13 | 20** | Fuel pump relay |
14 | 50** | Auxiliary blower relay |
15 | 30** | Main light switch |
16 | 20* | Injectors (gasoline engines) |
17 | 50** | Blower motor relay (blower motor) |
18 | 60** | Engine compartment fuses 3, 5, 23 and 26, Instrument panel fuses 26 and 32, Start relay |
19 | 50** | IDM relay (Diesel engine only) |
40** | IVD (gasoline engines only ) | |
20 | 60** | Auxiliary battery relay (gasoline engine only), PDB fuses 8 and 24 |
21 | 30** | PCM power relay, PDB fuse 27 |
22 | 60** | I/P fuses 4, 5, 10, 11, 16, 17, 22 and 23, Circuit breaker 44 |
23 | 10* | Alternator field (diesel engine only) |
20* | CMS, HEGOS, MAF, EGR, A/C clutch relay (gasoline engine only) | |
24 | 20* | Trailer tow running lamps and back-up lamp relays |
25 | — | Not used |
26 | 20* | Trailer tow turn signals |
27 | 10* | PCM keep alive, Canister vent (gasoline engine only) |
28 | — | Not used |
A | — | Fuel pump relay |
B | — | Horn relay |
C | — | Trailer back-up lamps relay |
D | — | Trailer running lamps relay |
E | — | Trailer battery charge relay |
F | — | IDM relay (diesel only), IVD (gasoline only) |
G | — | PCM Relay |
H | — | Blower Motor Relay |
J | — | Accessory delay relay |
K | — | Start relay (Diesel only) |
* Mini fuses
** Maxi fuses |
Relay modules
Instrument panel relay module
The instrument panel relay module is located behind the radio in the center of the instrument panel.
Relay location | Description |
1 | Interior lamps |
2 | Open |
3 | Open |
4 | Battery saver |
Engine compartment relay module
The engine compartment relay module is located in one of two places depending on which type of engine your vehicle is equipped with:
• Gasoline engine: driver side of the engine compartment above the brake master cylinder.
• Diesel engine: passenger side of the engine compartment behind the power distribution box.
Relay location | Description |
1 | PCM back-up lamp |
2 | A/C control |
3 | Trailer tow right turn |
4 | Trailer tow left turn |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.