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Re: 2012 Impala Will Not Run O2 Or Evap
Posted to Emissions Forum on 5/22/2018 5 Replies

Bradley,

Thank you for the feedback. So, you start service bay, leave it in that mode and drive to shutdown and it will complete monitor? From my experience and t depends on the software engineer to include it. Do you see it on all Chevy models? Login to read more.

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