any problems with the clk? i have the option of getting a 2002 clk430 with only 3000 miles on it for $45000 or a 2003 c320 fully loaded for only $40,700. not sure which one to get? got pick one by 2pm today since c320 take in last night and will be prepped by 4pm. are there any defects or recalls with the clk or c320 you guyes know about?