Okay I have a 97 Grand Prix Gt and use a OBD2 scanner on it and it reads P0171 System Too Lean Bank. And I don't know what it mean system too lean bank 1 is that a o2 sensor not working anymore or what.
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01-30-2013
Okay I have a 97 Grand Prix Gt and use a OBD2 scanner on it and it reads P0171 System Too Lean Bank. And I don't know what it mean system too lean bank 1 is that a o2 sensor not working anymore or what.
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