Conditions for Clearing the DTC
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- The Vehicle Communication Interface Module detects the microphone connected for 5 consecutive 100 millisecond cycles.
- A history DTC clears after 50 malfunction free ignition cycles.
- The Vehicle Communication Interface Module receives the clear DTC command from the scan tool.