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 MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHVAC SYSTEMS - AUTOMATICDIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Chevrolet Suburban C2500, 6.0 U
Diagnostic Code Index
2006 Chevrolet Suburban C2500, 6.0 USECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0159 | Outside Air Temperature Sensor Circuit Range/Performance |
| DTC B0164 | Passenger Compartment Temp Sensor Circuit Range/Performance |
| DTC B0169 | ? |
| DTC B0174, B0179, B0510, or B0515 |
|
| DTC B0183 or B0188 |
|
| DTC B0229, B0414, B0424, or B3770 |
|
| DTC B0263, B0268, B0408, or B0418 |
|
| DTC B0429 or B3531 |
|
| DTC B0434 or B3764 |
|
| DTC B1375 | Device Ignition 3 Circuit |
| DTC B3579 or B3584 |
|
| DTC P0530 | Air Conditioning Refrigerant Pressure Sensor Circuit |
RENDER: 1.0x
NO RELATED
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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.