Buy the 17 if it has 202a luxury package. You won't get power boards or 20" wheels but all else should be the same in the XLT. I have a 17 XLT EL with 202a, which includes nav, heated and cooled leather seats, sync 3, HD tow, backup cam, 4x4, power lift gate, etc. Sync 3 is worth the upgrade, as...