Condition 2
WARNING: This page is about a different variant/trim than selected.
The difference between GM LAN ECM or MCM 1 CKP engine speed and HPCM calculated engine speed is greater than 249 RPM for 1 second.
The difference between GM LAN ECM or MCM 1 CKP engine speed and HPCM calculated engine speed is greater than 249 RPM for 1 second.