P0300 dealership said cylinder 3 is not working it's getting blowby. It's also getting a rich fuel code. Like I said before of you run it for a bit the engine runs fine
My wife's 2011 equinox with the 3.0 engine has been giving us issues. The car would start little rough then run fine, however the problem got worst. We have done an oil change tune up brand-new mass airflow sensor checked all cam silonoeds had treatments run through it from dealership . When you...
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