A miss after going about 40 miles in a 2009 cobalt Lt
Asked by fieryangel62 Jan 10, 2017 at 10:57 AM about the 2009 Chevrolet Cobalt LS Sedan FWD
Question type: Maintenance & Repair
What could be causing a 2009 Chevy cobalt to
start missing alittle after getting but up to 55 n one
time it sounded like it wanted to shut off while just
sitting idling
2 Answers
Check for engine codes. If no codes, check fuel pressure. If pressure is above 35lbs, clean throttle body
Possible causes - Faulty spark plug (s) - Faulty ignition coil (s) - Clogged or faulty fuel injector (s) - Intake air leak - Fuel injectors harness is open or shorted - Fuel Injectors circuit poor electrical connection - Ignition coils harness is open or shorted - Ignition coils circuit poor electrical connection - Insufficient cylinders compression - Incorrect fuel pressure...