1997 Chevy Cavalier o2 sencors

1997 CHEVROLET CAVALIER
206,501 MILES • 4 CYL • FWD • AUTOMATIC
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HALLCHERYL
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  • 2 POSTS
replaced the sencore at the manifold, still not running right, should i replace the sencore at the catalytic converter also. getting code p0172
Sep 5, 2010 at 5:15 PM
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BLUELIGHTNIN6
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  • 16,542 POSTS
flow test the cat. converter, if its clogged it will cause this code to appear.
Sep 5, 2010 at 5:18 PM