for the second time the a/c when working has flooded the carpets. 25000 miles on 2010 Scion tC

the first time last year Toyota replaced rugs and said the system backed up,. Today they said the hose blocked up due to debris by wipers, Daughter does clean car. They say maintenace issue and not covered under 3 year. they charging 79.00 to clean out hose, Is this a common problem. They also now say the will not replace rugs The car is just 2 years old

Asked by for the 2010 Scion tC