Today I had the most frightening driving experience of my entire life. It was raining heavily and I was going about 60 mph on the freeway in my model 3 standard, 3 months new. Suddenly I lost all traction and was slipping side to side +/-90 degrees from the direction of traffic. I immediately took my foot off the accelerator and tried to slow down but didn’t brake. I swung 180 degrees each way about 5 times. Luckily no one hit me but I was taking up three lanes as I careened all over the freeway. I can’t believe how easily the model 3 loses traction in the rain. This is unacceptable. I would not recommend this car especially to anyone who lives in a rainy climate.
(personal opinion post only, not representing TMC or anyone other than myself, as a regular poster)
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Hydroplaning is generally (but not always) a tire issue, combined with a driver issue. Going too fast for conditions, and hitting water that causes your tires to lose contact with the ground is hyrdoplaning.
When you are driving on a freeway and a car starts to hyrdoplane, the safest thing to do is slowly stop accelerating and wait for your tires to catch the ground again, as they will do so.
"Slipping side to side" would only be because you turned the wheel aggressively when hydroplaning, and when you "immediately took your foot off the accelerator" like you would have done in a non tesla vehicle, you did the equivalent of braking, while hydroplaning (and likely turning the wheel at the same time, based on your comment).
Where you loose me, frankly, is the "I cant believe how easily a model 3 loses traction in the rain. This is unacceptable" statement as if it could not have happened in any other car.
The other place you lose me, is, calling "LA" a "rainy climate". I have lived in So. Cal my entire life, all around it, including LA, and Southern California is not a rainy climate. All the accidents that happens when there is even a little water on the road will tell you that. In fact, its likely that, because its actually NOT a rainy climate, combined with the car being new to you, is at least partially to cause for this issue. It certainly isnt an issue with the car though, as 100s of thousands of people drive these cars in much worse conditons than the rain we have had here in the past few days and there is no epidemic of teslas hydroplaning all over the place.
TL ; DR -- this is likely caused by going too fast for the conditions, being unlucky and hitting a puddle of water, then taking the wrong actions after, not a "model 3" issue.
To head off the inevitable comment of whether I am a tesla fanboy or something, no I am not. Tesla does a lot of things wrong, but a hyrdoplaning car is not a "tesla model 3" issue.