The attached cax files are for OS12628594 and OS12628990.

This file allows changes to the ECM X2 connector Pin 23, from Unused or Transmission Fluid Temperature, to Engine Oil Temperature Signal under ID {G1221}. After change, actual EOT values can be read using Pid GM.EOILTS. It should also enable tables below to limit RPM based on Actual EOT values.

{B5212} Rev Limiter By Oil Temp
{B5213} Rev Limiter By Oil Temp Enable RPM
{B5214} Rev Limiter By Oil Temp Disable RPM

Unzip files to: \Program Files\EFILive\V7.5\Calibrations

Only bench tested at this time, so use with caution.