Check engine light is on AGAIN. Code is P0171-I believe this is Bank 1 and eithe

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r Position 1 or Sensor 1. First, could someone clarify that for me. Secondly, could you please tell the location and how many O2 sensors I have on my pickup? I think 3. I just had Bank 2 Position 2 replaced about 3 weeks ago. Thanks

kimkingtaylor in Houston TX

Jul 23, 2012

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RepairPal Certified shops can diagnose and repair your 2004 Chevrolet Silverado 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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Check engine light is on AGAIN. Code is P0171-I believe this is Bank 1 and eithe

What is your question?

kimkingtaylor in Houston TX

Jul 23, 2012

1 Reply

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globalhelperon Jul 23, 2012

THAT IS POSSIBLY A VACCUM LEAK ISSUE OF POSS MASS AIR FLOW SENOR OR FUEL OR SEVERAL OTHER ISSUES. IT MEANS B1 IS RUNNING LEAN NOT THAT THE O2 IS BAD

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Popular Answer

What are the best Chevrolet repair shops?

RepairPal Certified shops can diagnose and repair your 2004 Chevrolet Silverado 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.