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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1688 (HYDRAULIC BRAKE SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Diagnostic Code Index
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC C0267 | C0267 00: Low Brake Fluid Indicated |
| DTC C1101-C1103 | C1101: Base Brake System Pressure Sensor Circuit Performance C1102: Base Brake System Pressure Sensor Circuit Low Voltage C1103: Base Brake System Pressure Sensor Circuit High Voltage |
| DTC C1106-C1111 | C1106 00: Brake Fluid Pressure Hold Solenoid 1 Circuit Low C1107 00: Brake Fluid Pressure Hold Solenoid 1 Circuit High C1109 00: Brake Fluid Pressure Hold Solenoid 2 Circuit Low C1110 00: Brake Fluid Pressure Hold Solenoid 2 Circuit High C1111 00: Brake Fluid Pressure Hold Solenoids Enable |
| DTC P050F | P050F: Brake Assist Vacuum To Low |
| DTC P0556, P0557, or P0558 | P0556: Brake Booster Pressure Sensor Performance P0557: Brake Booster Pressure Sensor Circuit Low Voltage P0558: Brake Booster Pressure Sensor Circuit High Voltage |
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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.