At 30K miles the transmission went on the van, Toyota Universe fixed the problem. Four months later having only a routine oil change. the front differential leaked oil causing it to seize and damaging the transmission. Toyota Universe service manager Joe said it was my problem that the differential leaked not his, and the dealership would not fix the problem. the Sienna which now has 40K miles had the following issues. 3 sets of brakes, 2 sets of roaters, 3 sets of tires including those run flat tires, which on... read full review »