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.
2017 Chevrolet Traverse LS BaseFACTORY OEM SERVICE PROCEDURE
Lighting System - DTCS
LIGHTING SYSTEM - DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B1395 | Device Voltage Reference Output 1 Circuit Voltage Threshold |
| DTC B1461 or B1462 | Headlamp Horizontal Motor Circuit |
| DTC B2530 | Front Fog Lamp Control Circuit |
| DTC B2540 | Rear Fog Lamps Control Circuit |
| DTC B2545 | Backup Lamps Circuit |
| DTC B2575 | Headlamp Control Circuit |
| DTC B257A | Headlamp Switch Input Signal Mismatch |
| DTC B257C | Left Headlamp Assembly |
| DTC B257D | Right Headlamp Assembly |
| DTC B2580 | Headlamp High Beam Control Circuit |
| DTC B2585 | Left Parklamp Control Circuit |
| DTC B2600 | Daytime Running Lamp Control Circuit |
| DTC B2605 | Daytime Running Lamp Control 2 Circuit |
| DTC B2610 | Passenger Compartment Dimming 1 Circuit |
| DTC B2615 | Passenger Compartment Dimming 2 Circuit |
| DTC B2625 | Display Dimming Pulse Width Modulation (PWM) Output Circuit |
| DTC B2645 | Ambient Light Sensor Circuit Threshold |
| DTC B2652 | Passenger Compartment Dimming 3 Circuit |
| DTC B3445 | Stop Lamp Circuit |
| DTC B3600 | Passenger Compartment Dimming Request Signal Circuit Voltage Below Threshold |
| DTC C0277 or C0890 | Brake Pedal Position Sensor Circuit, Device Voltage Reference Output 3 Circuit Voltage Threshold |
| DTC C0297 | Brake Applied Output Circuit |
| DTC P1574 | Stop Lamp Switch Circuit |
Factory Service Tools
Use the Manual With the Right Hardware
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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.