Knowledge Base:

Knowledge Base : ecm	Page of 1

I was told that this product will hurt/harm the ECM Defiantly not. no harm will happen to the ECM. Truck driver myth. Can a driver stop by you business and have ECM tuning or fault codes removed etc. Yes, we do a lot of different types ECM work. Detroit or Cummins How does the Ugly Fix work for Detroit diesel or Cummins ? The barometric pressure sensor on the engine regulates altitude and direct the EGR accordingly. (open low altitude or close high altitude) The Ugly Fix™ works by changing the circuit flow to the ECM If I have blocked off the EGR or Cooler flow pipe on an ISX, will this product work? Yes it will but, the ECM will be looking at EGR and other items functioning in the system. If the ECM doesn't see what it likes, it could cause the engine to loose a little power. System needs to in o