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 DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2105 (CRUISE CONTROL SYSTEM)DIAGNOSTIC 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
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0835 | DTC B0835 00 Cruise Control System Active Indicator Circuit |
| DTC B3794 | DTC B3794 08 Cruise Control Function Request Circuit Signal Invalid DTC B3794 61 Cruise Control Function Request Circuit Actuator Stuck |
| DTC P0564, P0567, or P0568 | DTC P0564 Cruise Control Multifunction Switch Circuit DTC P0567 Cruise Control Resume Switch Circuit DTC P0568 Cruise Control Set Switch Circuit |
| DTC P0572 or P0573 | DTC P0572 Brake Switch Circuit 1 Low Voltage DTC P0573 Brake Switch Circuit 1 High Voltage |
| DTC P0575 | DTC P0575 Cruise Control Switch Signal Circuit |
| DTC P0703 | DTC P0703 Brake Switch Circuit 2 |
RENDER: 1.0x
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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.