2004 Chevy Impala 02 sensors

2004 CHEVROLET IMPALA

189,000 MILES • 6 CYL • FWD • AUTOMATIC

TONYBERG

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I have replaced Bank 1 sensor 1 on the exhaust manifold. Still reading a code of P1035.

I understand that it could be a cat conv issue or a fuel mixture, but can anyone recommend how to isolate another issue for confirmation? Thanks...

Mar 16, 2010 at 11:30 AM

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