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Pontiac
Bonneville
Engine
Symptoms
Not Running
Bonny wont start sometimes
BONNEVILLEOWNER24
MEMBER
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
RASMATAZ
MECHANIC
75,992 POSTS
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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