1996 Chevy Cavalier trouble codes

1996 CHEVROLET CAVALIER
270,000 MILES • 4 CYL • FWD • MANUAL
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GENERIC3742
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what is code po172
Jun 28, 2010 at 8:07 PM
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BLUELIGHTNIN6
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DTC P0172 Fuel Trim System Rich

Most likely culprit is a failed oxygen sensor
Jun 28, 2010 at 8:09 PM