Hi Greetings from Geneva Switzerland and man what a great site NAGCA is. I have a 97 GC limitid 5.2. i replaced the four brake pades a couple of months ago. the prob is that now when driving over 20 miles the driver side squeeks on and off depending on the directon and road surface. my garage couldent find any problem. anyone have any ideas as its extrimally anoying.Allso just orders a Cat Back Gibson does it bring that butifull american V8 sound out the the 5.2 is laking in stock mode?.