Cadillac Seville STS Problem Report
Cadillac Seville STS Fuel injectors can short-circuit
Fuel injectors can short-circuit electrically causing a rougher than normal idle and reduced performance.
Service engine light comes on. Code P0404 EGR position sensor open or short circuit. Where is the EGR valve located and its sensor location?
Ser Eng liteon code P0404 ERG sensor position open or shorted. Where is the EGR VALVE and senso...
it goes from full to empty and back.