has anyone have problems with their spark plugs or anything? with 20,000miles...cuz my check eng light came on and when i got it scaned it said i have a misfire..but when i looked at the spark plugs and stuff everything looks okay...n when i put everything back in it was fine for 2 weeks or so, but tonight...the check eng light came on again n my car is rumblin like its misfiring...has anyone ran into spark plug problems at 20k? any comments would be helpful..thanks!

 

it can be the type of fueL u r using...have u changed ur oiL company choice in fueL LateLey?

 

Which motor do you have? K20a3 (base) or K20a2 (type s)

 

ya i change my oil every 2500-3000miles and im using the same fuel on it..premium all the way....and its a k20a2