Conditions for Setting the DTC
WARNING: This page is about a different car, the 2005 GMC Yukon XL, 2005 GMC Yukon, 2005 Chevrolet Tahoe, 2005 Chevrolet Suburban, and 2005 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- The system constantly monitors the voltage on switch signal circuit.
- If the system detects a voltage level under 0.35 volt or greater than 0.70 volt for 60 seconds, the DTC is logged.