Hello 2008 different models were called back by GM due to differential sealing problems. my had probably not been brought there by the previous owner – since yesterday the diff. ;( there is possibly still a possibility to do this via cadillac? is also a US model. a used car warranty I have for luck also – only the only demanded first of course the manufacturers related recalls to try. The STS has nnun 47000 km down and is built in 2005 – the recall w r 2008. has a possibly already had experience with a late recall action? thank you