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Spark plugs

Tiny
ARTURO89
  • MEMBER
  • 2009 FORD MUSTANG
  • 52,000 MILES
I put ngk spark plugs 1 week ago in my car and now the check engine is on my dtcs say multiple misfires. Do u think. It could be that those spark. Plugs are not good for the car? I always used motorcraft
Monday, May 13th, 2013 AT 6:37 PM

3 Replies

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Yes, why did you use ngk if you always use motorcraft?

Roy
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Monday, May 13th, 2013 AT 7:29 PM
Tiny
ARTURO89
  • MEMBER
  • 2 POSTS
Thay told me at the autozone that those were better. Why is it that it misfire does the. Spark. Plug really make a difference?
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Monday, May 13th, 2013 AT 7:51 PM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Yes it makes a difference. Go with your gut. Autozone employs parts salesman not technicians.

Roy
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Tuesday, May 14th, 2013 AT 6:49 PM

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