Conditions for Running the DTC
WARNING: This page is about a different car, the 2009 GMC Yukon, 2009 Chevrolet Tahoe, 2009 Chevrolet Suburban, and 2009 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON
- System voltage 10-18 V
- Circuit test only performed during the 2 second bulb inspection