what wrong with my 2014 buick regal

Asked by C Oct 31, 2020 at 03:17 PM about the 2014 Buick Regal Sedan FWD

Question type: Maintenance & Repair

so I am trying to pass smog and everything is ready except for the oxygen
sensor ( not the heated one) the car has been driven over 100 miles I have
notice on my scanner the oxgen read on the low end of the graph and it tends
to flatline  at times could it be a vacuum leak and who can help me fix this issue

1 Answer
157,865

James answered 4 years ago

If that's the only readiness monitor not set and you have no trouble codes stored in the computer you will pass emissions inspection under Federal Law. Hope that helps! Jim

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