o2 sensor

2000 CHEVROLET SUBURBAN
300,150 MILES • V8 • 4WD • AUTOMATIC
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LEVONRC
  • MEMBER
  • 1 POST
code P0174 for 2000 suburban
Jan 16, 2011 at 1:26 AM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
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.
Jan 16, 2011 at 1:35 AM
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