Car was idling rough after wife filled up

Tiny
ANONYMOUS
  • 2003 GMC ENVOY
  • 16,200 MILES

Car was idling rough after wife filled up. I replaced fuel filter, plugs and air filter. Still idles rough. I pulled the new filter back off to check the gas, but gas was clear and clean. The exhaust is louder, was a quiet running vehicle. Could this be one of the sensors causing this?

Monday, March 18th, 2013 AT 12:23 AM

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