14 Codes Thinking Cat.. - Chevy Cobalt Forum / Cobalt Reviews / Cobalt SS / Cobalt Parts
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post #1 of 2 (permalink) Old 06-12-2017, 07:40 AM Thread Starter
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14 Codes Thinking Cat..

Hey there people. 2010 chevy cobalt 2.2....car is running rough got that reduced engine message in.. I have 14 codes in system.
misfire 1
misfire 2
misfire 3
misfire 4
purge flow
02 sensor bank1s1
02 sensor bank1s2
catalyst bank 1
vvt mon bank 1
evap 0090"
evap 0020"
o2s heater mon b1s1
so im thinking cat is gone...whats ur take??

---------- Post added at 06:40 AM ---------- Previous post was at 06:19 AM ----------

forgot to mention car sat for at least a year and gas light is on very dry...maybe just gas issue???
tidan6 is offline  
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post #2 of 2 (permalink) Old 06-15-2017, 12:38 AM
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Posts: 461
What is the history of the car?
Is it a swamp bucket, rust belt warrior, or southern calif car only driven on week ends with only 10,000 miles?

Too many possibilities to say it is XXX.
While it could be as simple as a bad ground at the engine block. And, the missfires can kill a cat.
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