Table of Contents
This article provides a detailed overview of the fuse box diagrams for the Buick Cascada (first generation): 2015, 2016, 2017, 2018, and 2019 model years.
Fuses #6 and #7 in the passenger compartment fuse block protect the cigarette lighter and 12V power outlets.
Luggage Compartment
Located on the left side of the trunk, behind the trim panel.
General view.
| Diagram | |
|---|---|
|
|
| No. | Description |
| 1 |
|
| 2 | Empty |
| 3 | Rear parking assist module |
| 4 | Selective Catalytic Reduction (SCR) system |
| 5 | Empty |
| 6 | Empty |
| 7 | Power seat module |
| 8 | Convertible top control module |
| 9 | Selective Catalytic Reduction (SCR) system |
| 10 | |
| 11 |
|
| 12 |
|
| 13 | Empty |
| 14 | Power folding rear seats |
| 15 | Empty |
| 16 |
|
| 17 | Empty |
| 18 | Empty |
| 19 | Heated steering wheel |
| 20 | Empty |
| 21 | Heated seats |
| 22 | Empty |
| 23 |
|
| 24 | Selective Catalytic Reduction (SCR) system |
| 25 | Empty |
| 26 | Logistics mode |
| 27 |
|
| 28 | Empty |
| 29 | Hydraulic unit |
| 30 | Empty |
| 31 | Empty |
| 32 | Empty |
Passenger Compartment
The fuse block is located behind the glove box within the instrument panel.
General view.
| Diagram | |
|---|---|
|
|
| No. | Description |
| 1 | Multimedia displays |
| 2 | Body Control Module (BCM) / Exterior lamps |
| 3 | |
| 4 | Infotainment system |
| 5 | Instrument cluster / Infotainment system |
| 6 | Buick Cascada cigarette lighter / 12V power outlets |
| 7 | |
| 8 | Body Control Module (BCM) / Left low-beam headlamp |
| 9 | Body Control Module (BCM) / Right low-beam headlamp |
| 10 | Body Control Module (BCM) / Door lock module |
| 11 | Interior blower motor |
| 12 | Driver power seat module |
| 13 | Passenger power seat module |
| 14 | Data Link Connector (DLC) |
| 15 | Airbag system |
| 16 | Trunk lid release relay |
| 17 | Air conditioning (A/C) system |
| 18 | Service diagnostics |
| 19 | Body Control Module (BCM) / Brake lamps / Reverse lamps / Interior lamps |
| 20 | Empty |
| 21 | Instrument panel |
| 22 | Ignition system |
| 23 | Body Control Module (BCM) |
| 24 | Body Control Module (BCM) |
| 25 | Empty |
| 26 | 12V rear cargo power outlet |
Engine Compartment
Located adjacent to the battery, beneath the plastic cover.
General view.
| Diagram | |
|---|---|
|
|
| No. | Description |
| 1 | Engine Control Module (ECM) |
| 2 | Oxygen (O2) sensor |
| 3 | Fuel injection and ignition systems |
| 4 | |
| 5 | Empty |
| 6 | Heated outside mirrors |
| 7 | Cooling fan control module |
| 8 | Oxygen (O2) sensor and powertrain cooling |
| 9 | Rear window defogger sensor |
| 10 | Battery voltage sensor |
| 11 | Trunk release |
| 12 | Adaptive forward lighting module and automatic headlamp leveling |
| 13 | Anti-lock Braking System (ABS) valves |
| 14 | Empty |
| 15 | Engine Control Module (ECM) |
| 16 | Starter motor |
| 17 | Transmission Control Module (TCM) |
| 18 | Rear window defogger |
| 19 | Front power windows |
| 20 | Rear power windows |
| 21 | Rear electrical center |
| 22 | Empty |
| 23 | Empty |
| 24 | Right high-beam headlamp |
| 25 | Left high-beam headlamp |
| 26 | Front fog lamps |
| 27 | Empty |
| 28 | Empty |
| 29 | Electronic parking brake |
| 30 | Anti-lock Braking System (ABS) pump |
| 31 | Empty |
| 32 | Airbag system |
| 33 | Adaptive forward lighting / Automatic headlamp leveling |
| 34 | Exhaust Gas Recirculation (EGR) |
| 35 | Power windows / Rain sensor / Exterior mirrors |
| 36 | Climate control system |
| 37 | Empty |
| 38 | Vacuum pump |
| 39 | Fuel system control module |
| 40 | Windshield washer pump |
| 41 | Empty |
| 42 | Engine cooling fan |
| 43 | Windshield wipers |
| 44 | Empty |
| 45 | Engine cooling fan |
| 46 | Empty |
| 47 | Horn |
| 48 | Engine cooling fan |
| 49 | Buick Cascada fuel pump |
| 50 | Headlamp leveling system and adaptive forward lighting system |
| 51 | Empty |
| 52 | Empty |
| 53 | TCM / ECM |
| 54 | Vacuum pump / Instrument cluster / HVAC system |