GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

Ok Guys I Threw Some Codes

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Old Aug 16, 2008 | 10:42 AM
  #1  
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Red face Ok Guys I Threw Some Codes

Today I Floored It And Light Comes On,so I Checked It And It Read-THIS IS ON A 112 RADIX 4.8.

Po171-fuel Trim Bank Condition

Explanation-the Pcm Uses The Oxygen Sensor To Calculate The A/f Ratio Of The Engine.the Computer Has Recognized A Rich Or Lean Condition On One Engine Bank Only.

Po174-fuel Trim Bank 2 Condition

Explanation-the Ecm Has Detected A Rich Or Lean A/f Ratio Condition On Bank 2.

I Went Ahead And Cleared Them For Now,but Just Need Some Advice From The Pros On This-what Should I Check-or Whats The Cause?

Thanx..
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Old Aug 16, 2008 | 10:47 AM
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You need to get a wideband. Does the truck bog when you are WOT?
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Old Aug 16, 2008 | 10:54 AM
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Yea The Truck Bogs At Partial Throttle,at Wot It Doesnt Bog.which Wideband Should I Get?autometer,innovative?
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Old Aug 16, 2008 | 11:00 AM
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I haven't used an Autometer, my Innovate has been good. KB racing has Innovate kits, you could shoot him a PM.
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Old Aug 16, 2008 | 11:04 AM
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+1 See Kyle for a WB!!
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Old Aug 16, 2008 | 11:04 AM
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Have you retuned for the super charger?
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