BONNY WONT START SOMETIMES

  • Tiny
  • bonnevilleowner24
  • 1998 Pontiac Bonneville
  • 6 CYL
  • 2WD
  • automatic
  • 204,000 miles

My 98 bonneville se 3800 wont start sometimes turns over but wont start, I can sometimes unplug temp sensor and it starts also has po171

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Sunday, February 6th, 2011 AT 3:49 AM

1 Reply

  • Tiny
  • rasmataz
  • Member

Lean fuel condition could be caused by one of the following below:

1. Vacuum leaks
2. EGR and PCV valve.
3. Low fuel pressure.
4. Dirty fuel injectors.
5. Mass Air Flow Sensor.
6. Oxygen Sensor.

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Sunday, February 6th, 2011 AT 6:14 AM

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