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 PROCEDURESSTEERING WHEEL CONTROLS MALFUNCTIONCOMPONENT TESTING
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Component Testing
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Component Testing
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.
- Disconnect the harness connector at the right or left steering wheel control switch.
- Connect a DMM between terminals 1 and 4 of either the left or right steering wheel control switch.
- If any of the resistance measurements for the individual switches are not within the specified resistance values, replace the right steering wheel control switch.
Left Steering Wheel Switch Resistance
| Function Switch | Minimum Resistance Value | Maximum Resistance Value |
|---|---|---|
| Mute/Voice Recognition | 1.8k Ohms | 2.2k Ohms |
| Previous/Gap Up | 3.4k Ohms | 3.8k Ohms |
| Next/Gap Down | 6.5k Ohms | 6.9k Ohms |
| Source | 7.7k Ohms | 8.1k Ohms |
| No Switch Pressed | O.L. | O.L. |
Right Steering Wheel Switch Resistance
| Function Switch | Minimum Resistance Value | Maximum Resistance Value |
|---|---|---|
| Scan | 1.1k Ohms | 1.3k Ohms |
| Seek | 1.4k Ohms | 1.8k Ohms |
| Volume Down | 1.7k Ohms | 2.1k Ohms |
| Volume Up | 2.2k Ohms | 2.6k Ohms |
| No Switch Pressed | O.L. | O.L. |
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.