Conditions for Running the DTC
WARNING: This page is about a different variant/trim than selected.
Condition 1
- The ignition is ON.
- Ignition voltage is greater than 6 volts.
- GM LAN ECM or MCM 1 CKP engine speed is less than 1500 RPM.
Condition 2
- The ignition is ON.
- Ignition voltage is greater than 6 volts.
- GM LAN ECM or MCM 1 CKP engine speed is greater than 1500 RPM.