Conditions for Running the DTC
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
- DTC Present = No
- Battery Voltage = Greater than 11 V
- Engine Speed = Greater than 50 RPM
- Fuel Rail Pressure is being controlled by Fuel Pressure Regulator 1.
- Ignition On - Engine Running
DTCs run continuously when the above conditions are met.