Conditions for Setting the DTC
WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Commanded gear is 1st locked.
- Transmission gearbox slip is 200 RPM for 10 seconds.
- Transmission forces 2nd gear.
- Transmission has obtained a valid 2nd for 3 seconds.