Idling issue and surging

2001 SAAB 9-3
173,000 MILES
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BYRON MANNING
  • MEMBER
  • 1 POST
Engine Idling problem driving surging. no check engine light. No codes
Jul 3, 2019 at 5:13 AM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
Hello,

This sounds like you could have a vacuum leak causing the issues. To be sure lets use this guide:

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

Please run down this guide and report back.
Jul 4, 2019 at 2:29 PM
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