Conditions for Running the DTC: P2770

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The system voltage is 8-18 volts.
The engine speed is greater than 475 RPM for 5 seconds.
Vehicle speed is less than 200 km/h (124 mph).