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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2299 (SECONDARY AND CONFIGURABLE CUSTOMER CONTROL SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B3622DTC DESCRIPTORS
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
DTC Descriptors
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION DTC Descriptors
WARNING: This page is about a different car, the 2010 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B3622 01
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Steering Wheel Controls Signal Circuit Short to Battery
- DTC B3622 08
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Steering Wheel Controls Signal Circuit Signal Invalid
- DTC B3622 59
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Steering Wheel Controls Signal Circuit Protection Timed Out
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.