Guys took my car to Chrysler!!!!!!!!!!!!!! mistake but had them do most of the work that needed to be done, I need to replace or clean the EGR Valve and also the Indicator stem(I think) EGR Valve, is this easy to do myself I have located it just not sure how to go about it?? Indicator stem.......want to indicate right but indicates left intermittently, same with washer try to wash windscreen and high beam comes on again intermittently...is this an easy DIY fix 1 other thing the central locking for my drivers side slide door doesn't work, is this something I can sort myself hope you good people can help Mark