1996 Chevy Monte Carlo OBD 2 Code PO 172

1996 CHEVROLET MONTE CARLO
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JESSICAFREIHEIT
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Engine Mechanical problem
1996 Chevy Monte Carlo 6 cyl Front Wheel Drive Automatic

I have a 96 monte carlo. I recently bought an OBD 2. The code PO 172 is showing I'm not sure what to do. please help.
Oct 13, 2009 at 3:13 PM
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MHPAUTOS
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Hi there,

This is an over rich mixture code, you will need to have the EVAP system check, the EGR system check, check the operation of the O2 sensor and check for a faulty fuel injector, start here.

Mark (mhpautos)
Oct 13, 2009 at 5:28 PM