Cadillac DTS (2005 – 2007) – fuse box diagram
Year of production: 2005, 2006, 2007
Underhood Fuse Block
The underhood fuse block is located on the passenger’s side of the engine compartment. Remove the fuse cover and secondary service cover to access the fuse block.
| Fuses | Usage |
| F1 | Spare |
| F2 | Driver’s Side Low-Beam |
| F3 | Passenger’s Side Low-Beam |
| F4 | Airbag Ignition |
| F5 | Engine Control Module |
| F6 | Transaxle Ignition |
| F7 | Spare |
| F8 | Spare |
| F9 | Spare |
| F10 | High-Beam Headlamp |
| F11 | High-Beam Headlamp |
| F12 | Windshield Washer Pump |
| F13 | Spare |
| F14 | Climate Controls, Instrument Panel Cluster |
| F15 | Spare |
| F16 | Fog Lamps |
| F17 | Horn |
| F18 | Windshield Wiper |
| F19 | Driver’s Side Corner Lamp |
| F20 | Passenger’s Side Corner Lamp |
| F21 | Oxygen Sensor |
| F22 | Powertrain |
| F23 | Engine Control Module (ECM), Crank |
| F24 | Injector Coil |
| F25 | Injector Coil |
| F26 | Air Conditioning |
| F27 | Air Solenoid |
| F28 | Engine Control Module, Transaxle Control Module (ECM/TCM) |
| F29 | Spare |
| F30 | Spare |
| F31 | Spare |
| F32 | Spare |
| J-Case Fuses | Usage |
| JC1 | Heated Windshield Washer |
| JC2 | Cooling Fan 1 |
| JC3 | Spare |
| JC4 | Crank |
| JC5 | Cooling Fan 2 |
| JC6 | Anti-lock Brake System 2 |
| JC7 | Anti-lock Brake System 1 |
| JC8 | Air Pump |
| Relays | Usage |
| R1 | Cooling Fan 1 |
| R2 | Cooling Fan |
| R3 | Crank |
| R4 | Powertrain |
| R5 | Spare |
| R6 | Run/Crank |
| R7 | Cooling Fan 2 |
| R8 | Windshield Wiper |
| R9 | Air Pump |
| R10 | Windshield Wiper High |
| R11 | Air Conditioning |
| R12 | Air Solenoid |
Rear Underseat Fuse Block
The rear fuse block is located under the rear seat on the driver’s side. The rear seat cushion must be removed to access the rear fuse block.
| J-Case Fuse | Usage |
| JC1 | Climate Control Fan |
| JC2 | Rear Defogger (Option) |
| JC3 | Automatic Leveling Control/Compressor |
| Fuses | Usage |
| F1 | Amplifier |
| F2 | Navigation (Option) |
| F3 | Interior Lamps |
| F4 | Courtesy/Passenger Side Front Turn Signal |
| F5 | Canister Vent |
| F6 | Electronic Suspension Control (Option) |
| F7 | Automatic Leveling Control Module (Option) |
| F8 | Rear Seat Lumbar (Option) |
| F9 | Door Unlatch (Option) |
| F10 | Switch Dimmer |
| F11 | Fuel Pump |
| F12 | Body Control Module Logic |
| F13 | Airbag |
| F14 | Auxiliary Power Outlets |
| F15 | Driver’s Side Turn Signal |
| F16 | Passenger Side Rear Turn Signal |
| F17 | Not Used |
| F18 | Center High-Mounted Stoplamp, Back-up Lamps |
| F19 | Rear Door Locks |
| F20 | Stoplamp (Option) |
| F21 | Radio |
| F22 | OnStar® (Option) |
| F23 | Auxiliary Power Outlet, Cigarette Lighter, Console |
| F24 | Driver Door Module |
| F25 | Passenger Door Module |
| F26 | Trunk Release (Option) |
| F27 | Heated/Cooled Seats (Option) |
| F28 | Engine Control Module, Transmission Control Module (ECM/TCM) |
| F29 | Regulated Voltage Control Sense |
| F30 | Not Used |
| F31 | Instrument Panel Harness Module |
| F32 | Rear Heated Seats (Option) |
| F33 | Not Used |
| F34 | Steering Wheel Illumination |
| F35 | Body Harness Module |
| F36 | Memory Seat Module Logic, Right Front Massage (Option) |
| F37 | Object Detection Sensor |
| F38 | Sunroof |
| F40 | Shifter Solenoid (Option) |
| F41 | Retained Accessory Power, Miscellaneous |
| F42 | Driver’s Side Park Lamp |
| F43 | Passenger’s Side Park Lamp |
| F44 | Heated Steering Wheel (Option) |
| F45 | Rear Climate Control |
| F46 | Not Used |
| F47 | Heated/Cooled Seats, Ignition 3 (Option) |
| F48 | Ignition Switch |
| F49 | Not Used |
| Circuit Breakers | Usage |
| CB1 | Front Passenger’s Seat, Memory Seat Module |
| CB2 | Driver’s Power Seat, Memory Seat Module |
| CB3 | Door Module, Power Windows |
| CB4 | Memory Seat Module, Tilt/Telescoping Steering Wheel (Option) |
| Resistor | USage |
| F39 | Terminating Resistor |
| Relay | Usage |
| R1 | Retained Accessory Power |
| R2 | Park Lamps |
| R3 | Run (Option) |
| R4 | Park Lamps (Option) |
| R5 | Front Heating, Ventilation, Air Conditioning Fan |
| R6 | Trunk Release |
| R7 | Fuel Pump |
| R8 | Door Unlatch, License Plate Lamp (Option) |
| R9 | Door Lock |
| R10 | Door Unlock |
| R11 | Overhead Lamps (Option) |
| R12 | Stoplamps (Option) |
| R13 | Not Used |
| R14 | Rear Defogger (Option) |
| R15 | Electronic Leveling Control Compressor |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
