Misfires

Tiny
ANTIONE HARMON
  • MEMBER
  • 2007 CHEVROLET AVALANCHE
  • 5.3L
  • V8
  • 4WD
  • 120,000 MILES
#7 misfires I changed the coil Pack
. What's next?
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Sunday, May 29th, 2016 AT 8:22 AM

1 Reply

Tiny
KEN
  • ADMIN
Did you change the spark plug? if so then the injector is probably bad, here is how to test and replace it.

You can test the injector here

https://www.2carpros.com/articles/how-to-test-a-fuel-injector

and replace it here,

https://www.2carpros.com/articles/how-to-replace-a-fuel-injector

Not the same car but you get the idea, please let me know what you find

Best, Ken

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Sunday, May 29th, 2016 AT 9:14 AM

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