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Car Forum / GMC Cars / February 20081997 GPI error code
Can anyone help me with this code, PO171 System Lean Bank One. That is the code and what it means what do you check ? I changed gas cap and fuel filter. What else do I look for ? Has anyone else ever had this code ? > Can anyone help me with this code, PO171 System Lean Bank One. That is the > code and what it means what do you check ? I changed gas cap and fuel > filter. What else do I look for ? Has anyone else ever had this code ? Check the bank one O2 sensor for proper operation and go from there. Changed up stream of, light went out for about 40 miles, then back on. >> Can anyone help me with this code, PO171 System Lean Bank One. That is >> the code and what it means what do you check ? I changed gas cap and fuel >> filter. What else do I look for ? Has anyone else ever had this code ? > > Check the bank one O2 sensor for proper operation and go from there. I changed o2 sensor and the light went out for about 40 miles. Then it came back on. Any more ideas on what to look for ? > Can anyone help me with this code, PO171 System Lean Bank One. That is the > code and what it means what do you check ? I changed gas cap and fuel > filter. What else do I look for ? Has anyone else ever had this code ? > I changed o2 sensor and the light went out for about 40 miles. Then it > came back on. Any more ideas on what to look for ? >> Can anyone help me with this code, PO171 System Lean Bank One. That is >> the code and what it means what do you check ? I changed gas cap and >> fuel filter. What else do I look for ? Has anyone else ever had this >> code ? Vacuum leak, Exhaust leak, Injector problem as a start.  SignatureSteve W. Near Cooperstown, New York Life is not like a box of chocolates it's more like a jar of jalapenos- what you do today could burn your a.s tomorrow! > Can anyone help me with this code, PO171 System Lean Bank One. That is the > code and what it means what do you check ? I changed gas cap and fuel > filter. What else do I look for ? Has anyone else ever had this code ? |
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