
Originally Posted by
2010AveoLT
to put it bluntly, an active misfire is sending raw unburned fuel into the catalyst, and eventually it will render the active elements in the catalyst unable to do their job, and if left unchecked, will cause the converter to clog up and raise the pressure in the exhaust system to where to car will run even worse. (and if your Area does emissions testing timed with your vehicle registration Renewal, your aveo WILL FAIL, and will probably prevent you from legally driving your aveo until it gets fixed.) and when I said wires, I meant the Spark Plug wires attached to the Ignition Coil Pack. and there's a few people on here that have had the P2135 code come up, and they had to replace the entire throttle body (2006 was when they changed over to Electronic Throttle Control, meaning there is no physical link between your foot, and the throttle body; its all done electronically via an Accelerator Pedal Position sensor sending a signal to an actuator on the throttle body, opening and closing the throttle valve, which dictates engine speed.)