Condition No. 2 For Setting DTC P1810

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 Chevrolet RV Cutaway, and 2002 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

The engine speed is less than 50 RPM for 0.3 second; then between 50 and 525 RPM for 0.025 second; then the engine speed is greater than 525 RPM.
The vehicle speed is less than 5 MPH.
Engine RPM sequence must occur within 30 seconds of key on.
The PCM detects the gear range D1, D2 or Reverse before and after start up.
All conditions are met for 7 seconds and ISS is greater than 200 RPM.