Hey everybody, this is my first post. I just bought our fourth Tahoe. I've driven a 2000 Z71 and currently drive a 2004 LT. We just traded my wife, Christy's, 2003 Z71 for a 2008 Z71. We also have a 2007 Cadillac CTS. We're 23, recently married, and live part time in Atlanta, Georgia and...