The car will make a vibration sound at random intervals. it does not matter what speed you are driving at or the type of road. additionally, it feels as though you are being pushed back by the wind when the vibration sound occurs. at this time no work has been completed on the car for the new noise. one repair shop concluded that it was the entire transmission that needed to be replaced. another place feels it is the torque converter. the torque converter was already replaced once on this car due to a different noise. the car had to go to the shop three times to fix the first noise. the car was finally repaired after a week and after a new timing belt, tensioner and pulley, which had already been replaced. they also replaced the drive shaft, idler pulley and compressor belt . *tr
Rear fan stopped working for a/c & heat. mechanic assumed it was a bad fan motor, but later discovered it was a faulty r&r power transistor. he said they've seen a few of these on the mdx's. we replaced the old one with a new part and it works correctly now. *tr
The air conditioner was blowing hot air. the dealer discovered that the condenser had a hole in it and as a result it had leaked out all of the refrigerant. they think it may have been caused by a rock. as a result of that assessment, this repair is not covered under the warranty even though the car has 22,000 miles/21 months and is well within the 4 yr/50,000 mile warranty. *ak