Conditions for Clearing the DTC: P150B

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.

P150B is a Type B DTC.
Transmission output speed is 150 RPM or greater for at least 2 seconds.
The change in transmission output speed is 150 RPM or less for at least 3 seconds.