1st generation Buick Verano was produced in 2012, 2013, 2014, 2015, 2016, 2017 with sedan, station wagon, hatchback bodies. During this time, the model underwent restyling. In this article you will find a detailed description of the Buick Verano 1G fuse and relay boxes with diagrams and photographs. Let’s highlight the fuse responsible for the cigarette lighter.
The description of the fuses may differ from the one shown and depend on the year of manufacture and the equipment level of your Buick Verano.
Engine compartment
Fuse and relay box is located next to the battery and covered with a protective cover.
Photo
Diagram
Designation
| 1 | 20A Engine control module |
| 2 | 10A O2 sensor/ Purge solenoid |
| 10A (’12-’13) | |
| 7.5A (’14-’17) | |
| 3 | 15A Ignition coils/ Injectors |
| 4 | 15A Spare |
| 5 | Not used |
| 6a | Not used |
| 6b | 7,5A Mirror defogger |
| 7 | 5A Powertrain cooling |
| 8 | 7,5A Mass airflow sensor/Pre – O2 sensor |
| 9 | Not used |
| 10 | 5A Battery potential signal |
| 11 | Spare |
| 12 | Not used |
| 13 | 25A Antilock Brake System Valves |
| 14 | Not used |
| 15 | 10A Engine control module |
| 16 | 30A Starter control |
| 17 | 10A Transmission control module |
| 18 | 30A Rear window defogger |
| 19 | 30A Front power window |
| 20 | 30A Rear power window |
| 21 | 40A Rear electrical center |
| 22 | Not used |
| 23 | Not used |
| 24 | 15A Right high-beam headlamp |
| 25 | 15A Left high-beam headlamp |
| 26 | 15A Front fog lamps |
| 27 | 50A Spare |
| 28 | Not used |
| 29 | 30A Electric parking brake |
| 30 | 60A ABS pump |
| 31 | Not used |
| 32 | 5A Airbag |
| 33 | Not used |
| 34 | Spare |
| 35 | 7,5A 2012-2015: Air Conditioning Compressor Clutch |
| 2016-2017: Door switch supply/Left power window | |
| 36 | 10A A/C clutch |
| 37 | 10A Canister vent |
| 38 | Not used |
| 39 | 20A Fuel system control module |
| 40 | 10A Front windshield washer |
| 41 | Not used |
| 42 | 40A Engine cooling fan (RPO LEA) |
| 43 | 30A Front wipers |
| 44 | Not used |
| 45 | 30A Engine cooling fan (RPO LEA) |
| 46 | Not used |
| 47 | 15A Horn |
| 48 | 60A Engine cooling fan |
| 49 | 20A Fuel pump |
| 50 | 5A 2012-2015: Not used |
| 2016-2017: Rear vision camera | |
| 51 | Interior rearview mirror |
| 5A (’12-’13) | |
| 7,5A (’14-’17) | |
| 52 | Not used |
| 53 | Ignition Engine Control Module/ Transmission Control Module |
| 10A (’12-’13) | |
| 7,5A (’14-’17) | |
| 54 | 7,5A Instrument Cluster/ Fuel System Control Module/ Heater, Ventilation, and Air Conditioning Run/ Crank |
There may be additional fuses in the form of fusible links in the cover on the battery.
Relay
- 1 – spare relay
- 2 – starter relay
- 3 – transmission relay
- 4 – Rear window heater relay
- 5 – Relay for headlight washer pump
- 6 – Relay of the left lamp of daytime running light, dipped headlights
- 7 – Fuel pump relay
- 8 – Relay of the right lamp of a daytime running light
- 9 – Fuel heater relay (diesel engine)
- 10 – Spare relay
- 11 – Relay for low speed cooling fan
- 12 – Relay high speed cooling fan
- 13 – Relay for average speed of the cooling fan 1
- 14 – Main ignition relay
Passenger compartment
Fuse box is located under the dashboard on the driver’s side, behind the glove compartment.
Diagram
Assignment
| 1 | 2012-2013: Body Control Module |
| 2014-2017: Steering wheel controls | |
| 2 | 20A Body control module |
| 3 | 20A Body control module |
| 4 | 20A Infotainment system |
| 5 | 10A Information display/ Parking assist |
| 6 | 20A 2012-2013: Ignition/ Electronic Key System |
| 2014-2017: Cigar lighter | |
| 7 | 20A Power outlet |
| 8 | 30A Body control module |
| 9 | 30A Body control module |
| 10 | 30A Body control module |
| 11 | 40A Interior fan |
| 12 | 25A Driver power seat |
| 13 | Not Used |
| 14 | 7,5A Diagnostic connector |
| 15 | 10A Airbag |
| 16 | 10A Central locking system/ Tailgate |
| 17 | 10A Air Conditioning System |
| 18 | 30A Infotainment system |
| 19 | 30A Body control module |
| 20 | 5A Passenger power seat |
| 21 | 7,5A Instrument cluster |
| 22 | Ignition/ Electronic key system |
| 23 | 20A Body control module |
| 24 | 20A Body control module |
| 25 | Not Used |
| 26 | Not Used |
The fuses numbered 6 and 7 at 20A are responsible for the operation of the cigarette lighter and additional sockets.
Several relays can be installed at the top of the fuse box.
Diagram
Assignment
- Trunk open
- Door security
- Power outle
Luggage compartment
It is on the left, under the protective cover.
Diagram
Appointment
| 1 | 40A K101 Trailer interface control module |
| 2 | 30A X88 Trailer wiring harness connector |
| 3 | Parking assistance system |
| 4 | Not used |
| 5 | Not used |
| 6 | Not used |
| 7 | 10A K29 Seat heating control unit, K104P Seat lumbar control unit – passenger |
| 8 | Not used |
| 9 | Not used |
| 10 | 5A K9 Body Control Module |
| 11 | 10A K65 Tire pressure indicator module, K68 Trailer warning light converter |
| 12 | Not used |
| 13 | 20A X88 Trailer wiring harness connector |
| 14 | Not used |
| 15 | 7.5A S52 Outside rear-view mirror switch, S79D Switch glass lifter – driver |
| 16 | 5A A10 Interior rearview mirror |
| 17 | Not used |
| 18 | Not used |
| 19 | 10A K32 Steering wheel heater control unit |
| 20 | 20A K61 Roof sunroof control module |
| 21 | 25A K29 Seat heater control module |
| 22 | Not used |
| 23 | Not used |
| 24 | Not used |
| 25 | Not used |
| 26 | Not used |
| 27 | Not used |
| 28 | Not used |
| 29 | Not used |
| 30 | Not used |
| 31 | 30A T3 Sound amplifier (speaker system) |
| 32 | 10A K19 Suspension control module |
If you have any questions, ask them in the comments.
Where is horn relay for 2015 Buick Verano