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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 1059 (Configurable Customer Control System) >> Diagnostic Information and Procedures >> DTC B1529 >> Component Testing
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Component Testing

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to SIR Caution .
  1. Ignition OFF, disconnect the harness connector at the suspect steering wheel control switch.
  2. Test for infinite resistance between the ignition terminal 3 and the signal terminal 4 with the switch in the open position.
    • If less than specified value, replace the switch.
  3. Test for less than 5,400 ohms between the signal terminal 4 and the ignition terminal 3 with the switch in the closed position.
    • If greater than the specified value, replace the steering wheel control switch.
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