Condition 1
WARNING: This page is about a different car, the 2003 GMC Yukon XL, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- The engine speed is greater than 400 RPM for 7 seconds.
- The PCM detects an illegal TFP manual valve position switch state for 60 seconds.