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2001 Cadillac Seville SLS Question: getting a p170 code reading.what is problem & how much should the repair cost be

 

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vfrost, Harvest, AL, September 10, 2012, 05:01
 Rookie

is this a air vacumn leak? or fuel trim system lean & waht is required to fix

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    Greg's Orange Auto (12860 Answers) , Orange, CA - (714) 361-9386
    globalhelper September 10, 2012, 05:33
     Master

    double ck the code po171 is a lean code can't find po170

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    vfrost, September 10, 2012, 10:42
     Rookie

    I understand p170 or p171 is same reading.....

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    globalhelper, September 10, 2012, 12:08
     Master

    lean bank one could be vac leak or inj issue or fuel pressure issue. can you read data stream with the scanner u have

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