DTCs 0030,0036,0102,0443 Thrown Simultaneously - Chevy Cobalt Forum / Cobalt Reviews / Cobalt SS / Cobalt Parts
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post #1 of 2 (permalink) Old 06-26-2017, 02:57 PM Thread Starter
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DTCs 0030,0036,0102,0443 Thrown Simultaneously

I have an '06' Cobalt LT w/105K miles that is throwing DTCs: 0030,0036,0102 & 0443. And though I have replaced both O2 sensors, the MAF sensor and the emissions system Vapor Canister Purge Valve I am still pulling the same codes. I can't detect any performance related symptoms such as rough idling, stalling, any lack of power etc so I'm really at a loss where to go from here in troubleshooting these codes. Does anyone have any ideas such as a TSB etc dealing with these codes being thrown together?
Thanks so much for any help you can offer.
Russ (aka Jacklalanne)
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post #2 of 2 (permalink) Old 06-27-2017, 07:11 AM
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With these codes you're running on preset values and your Cobalt should be harder on fuel.

Did you check the EXH fuse?


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