Have changed the spark plug, coil wire, coil and injector. It stills says a misfire on cylinder 7.
does anyone have a diagram for the 2006 Chevy impala ss 5.3 motor.
I just want to make sure which one is cylinder 7
The motor is sideways
Going down hwy it started misfiring. Pulled into Advance Auto for a code check. First time, P0141- Oxygen Sensor Heater Circuit Bank 1 Sensor 2, P0303- Cylinder 3 Misfire & P0440- Evaporative Emission System. So I changed spark plug as it was corroded. Done the same thing as before. Ran code...