plugs replaced coils......please help
My cat was replaced and my car is still chugging why? on 2003 Nissan Sentra
BECAUSE THAT WAS NOT THE PROBLEM.HAVE CODES SCANNED AND POST
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Check engine light on?
code was cat needed to be replaced....but got in car drove away from repair shop and still didn't sound right. More I drove back to the chugging sound like it was missing a cylinder as before......and yes light came back on not right away but within 2 days.....please help