2001 Cadillac Seville SLS Q&A

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

is this a air vacumn leak? or fuel trim system lean & waht is required to fix -
Answer 1
double ck the code po171 is a lean code can't find po170 -
Comment 1
I understand p170 or p171 is same reading..... -
Comment 2
lean bank one could be vac leak or inj issue or fuel pressure issue. can you read data stream with the scanner u have -