2004 Cadillac Seville SLS Q&A
2004 Cadillac Seville SLS Question: car fail expection. Can you give me an extmation cost parts and labor will be.
po171 and 174 are lean codes bank 1 & 2 and po300 is random misfire code. where did you get your description on codes because they are wrong. you could have a lerge vac leak or several other issues seek diag and est from your mech - globalhelper