Possible causes – Faulty Oxygen sensor– Ignition problem– Fuel injection problem– Engine mechanical condition Tech description There is a factory service bulletin for the following Cadillac models: 2000-2008 Cadillac Escalade2000-2008 Cadillac Escalade EXT2003-2008 Cadillac Escalade ESV2000-2008 Cadillac Factory Service Bulletin OBDII Code P1175 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1175…