October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Automatic Temperature Control (ATC): Notes

CAUTION: Do NOT exchange ATC modules between vehicles. Software versions differ between models and between model years. Installing an ATC module with software that is incompatible for a given vehicle can result in either improper or failed HVAC system operation.