1997 Chevy Silverado o2 sensors

1997 CHEVROLET SILVERADO
385,000 MILES • V8 • 2WD • AUTOMATIC
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BIGBUCK1216
  • MEMBER
  • 1 POST
I replaced the #1 o2 sensor and it ran great then after driving it for a bit it started to pop and sputter again and now runs like a dog again I replaced the throttle positioning sensor as well WHAT IS THE PROBLEM ??????? I need to fix it NOW I am moving and its all i have for transportation...........
Feb 6, 2009 at 2:05 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Is the check engine light on? Have you checked fuel pressure?

Joe
Feb 7, 2009 at 1:41 PM
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