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
HVAC System - Automatic - DTCS: Automatic
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B0158 | Outside Air Temperature Sensor Circuit Short |
| DTC B0163 | Passenger Compartment Temperature Sensor Circuit Short |
| DTC B0173, B0178, B0509, or B0514 | Output Air Temperature Sensor Circuit Short |
| DTC B0183 or B0188 | Solar Load Sensor Circuit Short |
| DTC B0228, B0413, B0423, B0433, B3779, or B3782 | Recirculate Position Feedback Circuit, Recirculate Position Circuit, Temperature Control Feedback Circuit, Temperature Control Circuit Actuator, Air Flow Control Feedback Circuit |
| DTC B1023 | Integral Switch Performance |
| DTC B3933 | Evaporator Air Temperature Sensor Short |
| DTC B393B | Air Conditioning Compressor Valve Control Circuit |
| DTC P0532 or P0533 | Air Conditioning A/C Refrigerant Pressure Sensor Circuit Voltage |
| DTC P0645, P0646, or P0647 | Air Conditioning (A/C) Compressor Clutch Relay Control 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.