Cadillac Escalade GMT K2XL (2015-2020) – fuse and relay box
Diagrams of fuse and relay boxes – Cadillac Escalade GMT K2XL
Applies to vehicles manufactured in the years:
2015, 2016, 2017, 2018, 2019, 2020.
The cigarette lighter on the Cadillac Escalade is fuses No. 4, 6 and 50 in the fuse box on the left side of the instrument panel, fuses No. 3 and 50 in the fuse box on the right side of the instrument panel, and fuse No. 14 (rear accessory power socket) in the fuse box in the compartment rear.
Passenger compartment
There are two fuse boxes behind the covers on both sides of the dashboard.
Fuse box diagram (left side)
| Number | Description |
|---|---|
| 1 | Not used |
| 2 | Not used |
| 3 | Not used |
| 4 | Accessory power socket 1 |
| 5 | 2015-2016: Retained accessory capacity / accessories 2017-2020: Retained accessory capacity |
| 6 | Battery accessory power socket |
| 7 | Universal garage door opener / interior rearview mirror |
| 8 | SEO (Optional Equipment Option) Preserved power of accessories |
| 9 | Not used |
| 10 | Body control module 3 |
| 11 | Body control module 5 |
| 12 | Illumination of steering wheel controls |
| 13 | Not used |
| 14 | Not used |
| 15 | Not used |
| 16 | Discrete logical ignition sensor |
| 17 | 2016-2017: Video processing module 2019-2020: Video processing module / Virtual key module |
| 18 | Mirror window module |
| 19 | Body control module 1 |
| 20 | Front Table (if equipped) |
| 21 | Not used |
| 22 | Not used |
| 23 | Not used |
| 24 | 2015-2016: Heater, Ventilation and Air Conditioning Ignition / Heater, Auxiliary Ventilation and Air Conditioning
2017-2018: HVAC / ignition 2019-2020: HVAC ignition / AUX HVAC ignition |
| 25 | Cluster Ignition / Ignition Detection Diagnostic Module |
| 26 | Tilt Column / SEO 1 (Optional Equipment), Tilt / SEO Column Lock (Optional Equipment) |
| 27 | Data link connector / driver seat module |
| 28 | Passive input / Passive start / Heater, Ventilation and Air conditioning Battery |
| 29 | A deterrent against content theft |
| 30 | Not used |
| 31 | Not used |
| 32 | Not used |
| 33 | 2015-2018: SEO (optional equipment option) / Automatic level control 2019-2020: SEO (optional equipment option) / Left heated seat |
| 34 | Electric Park Enable Pedal (if equipped) |
| 35 | Not used |
| 36 | Different starting / crank loads |
| 37 | Heated steering wheel |
| 38 | Steering column lock 2 (if equipped) |
| 39 | Instrument cluster battery |
| 40 | Not used |
| 41 | Not used |
| 42 | Euro Trailer (if equipped) |
| 43 | Left door |
| 44 | The driver’s seat |
| 45 | Not used |
| 46 | Right heated / cooled seat |
| 47 | Left heated / cooled seat |
| 48 | Not used |
| 49 | Not used |
| 50 | Accessory power socket 2 |
| 51 | Not used |
| 52 | Retained accessory power / accessory relay |
| 53 | Run / start relay |
| 54 | Not used |
| 55 | Not used |
| 56 | Not used |
Fuse box diagram (right side)
| Number | Description |
|---|---|
| 1 | Not used |
| 2 | Not used |
| 3 | Not used |
| 4 | Accessory power socket 4 |
| 5 | Not used |
| 6 | Not used |
| 7 | Not used |
| 8 | Glove compartment |
| 9 | Not used |
| 10 | Not used |
| 11 | Not used |
| 12 | Steering wheel controls |
| 13 | Body control module 8 |
| 14 | Not used |
| 15 | Not used |
| 16 | Not used |
| 17 | Not used |
| 18 | Not used |
| 19 | Body control module 4 |
| 20 | Rear seat entertainment |
| 21 | Sunroof |
| 22 | Not used |
| 23 | Not used |
| 24 | Not used |
| 25 | Not used |
| 26 | Infotainment system / airbag |
| 27 | Spare / RF window switch / rain sensor |
| 28 | Obstacle detection / USB |
| 29 | Radio |
| 30 | Not used |
| 31 | Not used |
| 32 | Not used |
| 33 | Not used |
| 34 | Not used |
| 35 | Not used |
| 36 | SEO (optional equipment) B2 |
| 37 | SEO (optional equipment) |
| 38 | Body control module 2 |
| 39 | Air conditioning inverter |
| 40 | Not used |
| 41 | Not used |
| 42 | Not used |
| 43 | Not used |
| 44 | Right door window motor |
| 45 | Front blower |
| 46 | Body control module 6 |
| 47 | Body control module 7 |
| 48 | Amplifier |
| 49 | Right front seat |
| 50 | Accessory power socket 3 |
| 51 | Not used |
| 52 | Retained accessory power / accessory relay |
| 53 | Not used |
| 54 | Not used |
| 55 | Not used |
| 56 | Not used |
Engine compartment
| Number | Description |
|---|---|
| 1 | Electric running boards |
| 2 | Anti-lock brake system pump |
| 3 | BEC LT1 interior |
| 4 | Passenger motorized seat belt |
| 5 | Suspension leveling compressor |
| 6 | Electronic 4WD transfer case control |
| 10 | Electric parking brake |
| 13 | BEC LT2 interior |
| 14 | Rear BEC 1 |
| 17 | Motorized driver’s seat belt |
| 21 | 2015-2017: ALC exhaust solenoid 2019-2020: Automatic headlight leveling / Exhaust solenoid |
| 22 | 2019: Fuel pump |
| 23 | Integrated chassis control module |
| 24 | Real-time suppression |
| 25 | Fuel pump power module |
| 26 | 2015-2017: Adjustable backup / battery voltage control 2019-2020: Active hydraulic assistant / Adjustable battery voltage control |
| 28 | Upfitter 2 |
| 29 | Upfitter 2 Relay |
| 30 | Mat |
| 31 | Trailer interface module |
| 34 | Spare lamps |
| 35 | Braking system anti-lock valve |
| 36 | Trailer brakes |
| 37 | Upfitter 3 Relay |
| 39 | Trailer stop / right turn |
| 40 | Trailer stop / left turn |
| 41 | Trailer parking lamps |
| 42 | Right parking lights |
| 43 | Left parking lamps |
| 44 | Upfitter 3 |
| 45 | Automatic level control Launch / Crank |
| 47 | Upfitter 4 |
| 48 | Upfitter 4 Relay |
| 49 | Reversing lamps |
| 51 | Parking lamp relay |
| 60 | Air conditioning control |
| 63 | Upfitter 1 |
| 67 | Trailer battery |
| 68 | 2019-2020: Secondary fuel pump |
| 69 | RC Upfitter 3 and 4 |
| 70 | VBAT Upfitter 3 and 4 |
| 72 | Upfitter 1 relay |
| 74 | Engine control module ignition |
| 75 | Various spare parts for ignition |
| 76 | Gearbox ignition |
| 77 | RC Upfitter 1 and 2 |
| 78 | VBAT Upfitter 1 and 2 |
| 83 | Spare / Spare |
| 84 | Run / start relay |
| 87 | 2015-2017: 2019-2020 engine: MAF / IAT / humidity / TIAP sensor |
| 88 | Injector A – Odd |
| 89 | Injector B – even |
| 90 | Oxygen sensor B |
| 91 | Throttle control |
| 92 | Engine control module relay |
| 93 | Horn |
| 94 | Fog lights |
| 95 | High beam headlamps |
| 100 | Oxygen sensor A. |
| 101 | Engine control module |
| 102 | Engine control module / Transmission control module |
| 103 | Auxiliary interior heater |
| 104 | Starter |
| 107 | Aero shutter |
| 109 | Upfitter Police |
| 112 | Starter relay |
| 114 | Windshield washer |
| 115 | Rear window washer |
| 116 | Cooling fan left |
| 117 | 2015-2016: Not used 2017-2020: Fuel pump prim |
| 120 | 2015-2016: Not used 2017-2020: Fuel pump prim |
| 121 | Right HID headlight |
| 122 | Left HID headlight |
| 123 | Right cooling fan |
Fuse box in the trunk
It is located on the left side of the trunk, behind the lid.
| Number | Description |
|---|---|
| ISO mini relays | |
| 1 | Rear defogger |
| Microfuses | |
| 2 | Second row heated seat, left side |
| 3 | Second row right-hand heated seat |
| 4 | Heated mirrors |
| 5 | Trunk lid |
| 6 | Glass breakage |
| 7 | Lifting glass flap |
| 8 | The logic of the tailgate module |
| 9 | Rear wiper |
| 10 | Rear heater, ventilation and air conditioning blower |
| 11 | Second row seat |
| 19 | Rear fog light (if equipped) |
| Type M fuses | |
| 12 | Tailgate module |
| 13 | Third row seat |
| 14 | Rear accessory power socket |
| 15 | Rear defogger |
| Ultra Micro relays | |
| 16 | Trunk |
| Micro relays | |
| 17 | Lifting glass flap |
| 18 | Rear fog light (if equipped) |
| 19 | Heated mirrors |