Component Testing
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.
- Disconnect the harness connector at the steering wheel controls switch - left.
- Cruise control switch ON, measure the resistance between terminal 1 and terminal 3 while individually activation and holding each cruise control function switch and compare the resistance reading to the values in the table below.
- If not within the specified resistance range, replace the steering wheel controls switch - left.
| Function Switch | Minimum Resistance Value | Maximum Resistance Value |
|---|---|---|
| Off | O.L. | O.L. |
| On | 6.6k Ohms | 7.0k Ohms |
| - SET | 2.1k Ohms | 2.5k Ohms |
| + RES | 3.6k Ohms | 4.0k Ohms |
| Cancel | 1.3k Ohms | 1.7k Ohms |