I’ve made the determination that it can be kind of hard to find E85 at times as it’s easily in less than 10% of stations. The cobalt isn’t initially a flex fuel car, and I’m assuming there are likely a few important distinctions in the PCM of a car that is designed to be an…

I think I should probably consider building a custom fuel rail so I can throw a temp sensor as well as a pressure sensor just prior to each injector. I’d probably also benefit from switching to return line style at the same time and just go the full mile. I’m planning on going up to…

Instead of getting a new bung drilled in the exhaust, I’ve decided to go the route of using the new wideband with the narrowband emulator and just replace the narrowband. Unfortunately, in order to do this the ‘right’ way, I have to get a new male connector to match the one on the original O2…