Rough idle and surging

Tiny
JANICE ROBINSON MITCHELL
  • MEMBER
  • 2003 CHEVROLET BLAZER
  • 4.3L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 99,800 MILES
My vehicle has started idling rough after stopping at stop sign or red light no power, also surging.
Thursday, June 14th, 2018 AT 9:09 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,700 POSTS
Hello, at 99,000 it sounds like you need a tune up with spark plugs. I would use OEm parts to make the job turn out well. After market stuff will make it run bad.

Here is a guide to help you get started:

https://www.2carpros.com/articles/how-to-tune-up-a-car-engine

Please run down this guide and report back.

Cheers, Ken
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Saturday, June 16th, 2018 AT 1:52 PM

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