What is the difference between these Cruise M Kits.
ERR CRUISE COMMANDER M GENERIC TMMC KIT
ERR CRUISE COMMANDER M DIESEL ODDESSY KIT
ERR CRUISE COMMANDER M STEAM KIT
What is the minimum requirement for the r2LC version in each of these kits,
The Cruise M does not include ERR' s R4 with tmcc firmware. So, that will need to be purchase separately if my version. of R2 does nto match the minimum firmware version?