Recent content by Cobalt2006

  1. C

    2006 Cobalt Throwing Diagnostic Code P0304

    Hi Everyone My 2006 Cobalt with a 2.2L engine (141,666 miles) is throwing diagnostic code P0304. I understand the code is related to a cylinder 4 misfire that could be caused by a bad ignition coil, spark plug or fuel injector, etc. The car has AC Delco iridium plugs with about 40,000 miles...
  2. C

    Check Engine Codes P2101 and P1516

    Hello, Need help!! I keep receiving the below two check engine codes on my 2006 Cobalt LT and the reading "eng pwr reduced". P1516 - throttle actuator control module / throttle actuator position performance P2101 - throttle actuator control circuit range / performance The car shakes when...

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