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.
2013 Chevrolet Traverse LTZ, FWDFACTORY OEM SERVICE PROCEDURE
Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0005 | DTC B0005 00 In Park Switch Circuit |
| DTC B1370-B1379, B1380-B1389, or B1440-B1443 | DTC B1370 01 Device Ignition 1 (ON and START) Circuit Short to Battery DTC B1370 06 Device Ignition 1 (ON and START) Circuit Short to Ground or Open DTC B1380 01 Device Ignition ACCESSORY Circuit Short to Battery DTC B1380 06 Device Ignition ACCESSORY Circuit Short to Ground or Open DTC B1440 00 Power Mode Master Input Circuits Mismatch DTC B1441 01 Device Ignition OFF, RUN, and CRANK Circuit Short to Battery DTC B1441 06 Device Ignition OFF, RUN, and CRANK Circuit Short to Ground or Open |
| DTC B1428 | DTC B1428 Ignition Switched Power Run/Crank Relay Circuit |
| DTC B1433 | DTC B1433 00 Ignition Switched Power Relay 2 Circuit |
| DTC B1475 | DTC B1475 00 Retained Accessory Power Circuit |
| DTC P2534 or P2535 | DTC P2534 Ignition On/Start Switch Circuit Low Voltage DTC P2535 Ignition On/Start Switch Circuit High Voltage |
| DTC P2537 | DTC P2537 Ignition Accessory Switch Circuit Low Voltage |
Factory Service Tools
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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.
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