rpm goes down and high

2006 CHEVROLET OPTRA
8 MILES • 1.6L • VR5 • MANUAL
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AVINASH JHA
  • MEMBER
  • 1 POST
I have purchased this car second hand. it is running fine but sometimes my rpm goes very high. and now while driving i use the clutch and the rpm goes down and it has started to miss now. please help me.
Oct 20, 2017 at 6:51 PM
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STRAILER
  • ✓Experienced Mechanic
  • 55,065 POSTS
It sounds like you have a vaccum leak. Do you have a check engine light on? We should run the codes to see what comes up. Here are a couple of repair guide I need you to go over so we can get started on fixing your car.

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

and

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please let us know what happens.

Cheers, Ken



Oct 23, 2017 at 5:14 AM
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