Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2018SONIC LS, 1.8L ENG VIN H, AUTOMATIC TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINTERIOR/ILLUMINATION LIGHTSLIGHTING SYSTEM
2018 Chevrolet Sonic LS, 1.8L Eng VIN H, Automatic Trans
Lighting System
2018 Chevrolet Sonic LS, 1.8L Eng VIN H, Automatic TransSECTION Lighting System
- Specifications
- Wiring Schematic And Routing Diagrams
- Diagnostic Information And Procedures
- DTC B1480
- DTC B2530
- DTC B2545
- DTC B2570
- DTC B2575 Or B2699
- DTC B257A
- DTC B257B
- DTC B2580
- DTC B2585 Or B3867
- DTC B259A
- DTC B260B Or B260C
- DTC B2610
- DTC B2615
- DTC B2625
- DTC B2645
- DTC B2652
- DTC B3596
- DTC B3650
- DTC B3806
- DTC B3881 Or B3882
- DTC B3883
- DTC B3884
- DTC B3948 Or B3949
- DTC B3950 Or B3951
- DTC C0277 Or C0890
- DTC C0297
- Symptoms - Lighting
- Backup Lamps Malfunction (Automatic Transmission)
- Backup Lamps Malfunction (Manual Transmission)
- Courtesy Lamps Malfunction
- Daytime Running Lamps Malfunction
- Dome Lamps Malfunction
- Front Fog Lamps Malfunction
- Hazard Lamps Malfunction
- Headlamps Malfunction
- Interior Backlighting Malfunction
- Park, License, and/or Tail Lamps Malfunction
- Rear Compartment Lamp Malfunction
- Stop Lamps Malfunction
- Turn Signal Lamps And/Or Indicators Malfunction
- Repair Instructions
- Brake Pedal Position Sensor Calibration
- Brake Pedal Position Sensor Replacement
- Headlamp Switch Replacement
- Hazard Warning Switch Replacement
- Reading Lamp Replacement
- Dome Lamp Bezel Replacement
- Windshield Header Courtesy Lamp Replacement
- Dome Lamp Bulb Replacement
- Outside Rearview Mirror Turn Signal Lamp Replacement
- Headlamp Replacement
- Headlamp Bulb Replacement (High Beam)
- Headlamp Bulb Replacement (Low Beam, Left)
- Headlamp Bulb Replacement (Low Beam, Right)
- Headlamp Aiming
- Front Fog Lamp Replacement (Base)
- Front Fog Lamp Replacement (RS)
- Front Fog Lamp Bulb Replacement
- Front Fog Lamp Cover Replacement (Except RS)
- Front Fog Lamp Cover Replacement (RS)
- Fog Lamp Aiming
- Turn Bulb Replacement
- Parking And Turn Signal Lamp Bulb Replacement
- High Mount Stop Lamp Replacement (Sedan)
- High Mount Stop Lamp Replacement (Hatchback)
- Cargo Center Courtesy Lamp Bulb Replacement (Hatchback)
- Cargo Center Courtesy Lamp Bulb Replacement (Sedan)
- Backup Bulb Replacement
- Rear License Plate Lamp Replacement (Sedan)
- Rear License Plate Lamp Replacement (Hatchback)
- Rear License Plate Lamp Bulb Replacement (Sedan)
- Rear License Plate Lamp Bulb Replacement (Hatchback)
- Tail Lamp Replacement (Sedan)
- Tail Lamp Replacement (Hatchback)
- Tail Bulb Replacement
- Stop Bulb Replacement
- Rear Compartment Courtesy Lamp Replacement (Hatchback)
- Rear Compartment Courtesy Lamp Replacement (Sedan)
- Description And Operation
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.