Rear tires slipping in snow/slush

tabitham72

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New to this board, need advice. I have a 21 BB, live up in the mountains in Northern New Mexico, have driven on snow packed/slush roads for years, last car was a RAV 4, never had problems like this, have driven my BB a few times now and the tires on the back end have slipped, I put slippery mode on and still feel the slip, literally driving 15-20 on highway as everyone is passing me, feels like the car is going to go into a full spin at any moment. I have Goodyear Assurance Weather Ready tires inflated at 33, new and came with the car, any thoughts what could be causing this, or anyone else experience this problem. Drive 60 mins round trip to work, need to be safe on the road, do not feel safe at all. Please help with thoughts or comments.
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tabitham72

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Maybe have the alignment checked (all four wheels). Cheers!
That is what I was thinking., also double checked psi on all tires. 2 of them are 32 other 2 are 33, would that make a difference as well?. Cheers!
 

21Broncosaurus

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That’s the issue I have when it’s pouring rain. Because it’s a 4x4 type system the rear wheels won’t engage till after it detects slip. I prefer to use sport mode because to me it acts more like a full time AWD system.
 


CletusVanDam

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I've never checked, but does Slippery mode lock it into 4wd? If not, maybe try locking 4wd when you get onto slippery roads. It might slip on the back wheels as a result of sudden torque to the rear wheels when it detects loss of traction (it still shouldn't be doing this, it's not like this is the only AWD vehicle that calls on rear wheels when needed).

Other idea, put some weight in the back like it's a pickup truck until you get it figured out, aligned or whatnot.

I think a YouTube video I watched awhile back had better results in the snow using Normal mode than slippery, and like someone else said maybe Sport mode is better. Another thing I haven't tested, but it's possible Sport uses 4wd more just for the acceleration benefit.
 

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Are you sure it's the back tires slipping and not the front just pulling you side-to-side and making it feel like the rear is slipping? Are you using the Intelligent 4WD screen on your dash to watch where the power is being applied? It's front wheel drive by nature so even in slippery mode it shouldn't slide out the back because it will cut power to the rear wheels.

Next time you are driving in the snow, if you haven't, turn on the Intelligent 4WD screen and make sure that the power is being transferred around.
 

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The tread pattern on the Goodyear Assurance tires isn't made for snow. I ditched my Continentals with a similar tread for Goodrich Trail Terrain. at 3600 km.
 

RushMan

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The tread pattern on the Goodyear Assurance tires isn't made for snow. I ditched my Continentals with a similar tread for Goodrich Trail Terrain. at 3600 km.
The Goodyear Assurance WeatherReady tires are 3 peak mountain snow flake rated for snow. I have them on my '17 Escape and they perform well in snow. 3PMSF tires are better than All Season but not quite as good as snow tires. Some M+S tires have the 3PMSF rating also. All tires are a compromise. The Assurance WeatherReady tires I have are very hard and ride very hard. (235/55HR17 on my Escape)
 

RushMan

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New to this board, need advice. I have a 21 BB, live up in the mountains in Northern New Mexico, have driven on snow packed/slush roads for years, last car was a RAV 4, never had problems like this, have driven my BB a few times now and the tires on the back end have slipped, I put slippery mode on and still feel the slip, literally driving 15-20 on highway as everyone is passing me, feels like the car is going to go into a full spin at any moment. I have Goodyear Assurance Weather Ready tires inflated at 33, new and came with the car, any thoughts what could be causing this, or anyone else experience this problem. Drive 60 mins round trip to work, need to be safe on the road, do not feel safe at all. Please help with thoughts or comments.
The Goodyear Assurance WeatherReady tires I have on my '17 Escape ride very hard. I run them at 35 psi, the same as the Conti's that the car came with.
(235/55HR17 on my Escape - lower profile, shorter sidewall than on the Bronco Sport).
They do not pose any driving control problems. The Goodyear Assurance WeatherReady tires are 3 peak mountain snow flake rated for snow. They perform well in rain and snow.

I'd look at getting a 4 wheel alignment first before ditching these tires.
 


metalbender

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I'm too old to be nice. Compare the tread pattern on the Assurance to the Trail Terrain. My Crap Conti's are mud and snow rated. Not in your wildest dreams. Might as well be Potenza tires. Ford Motor Company does like all other manufacturers. They use the minimum, "Read CHEAPEST" they can. They're not in the game for you but for them. It's called PROFIT. If they can save a nickle on every vehicle, it means more money and bonuses for the execs. Let the flaming begin.:cwl:
 

Ford Motor Company

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New to this board, need advice. I have a 21 BB, live up in the mountains in Northern New Mexico, have driven on snow packed/slush roads for years, last car was a RAV 4, never had problems like this, have driven my BB a few times now and the tires on the back end have slipped, I put slippery mode on and still feel the slip, literally driving 15-20 on highway as everyone is passing me, feels like the car is going to go into a full spin at any moment. I have Goodyear Assurance Weather Ready tires inflated at 33, new and came with the car, any thoughts what could be causing this, or anyone else experience this problem. Drive 60 mins round trip to work, need to be safe on the road, do not feel safe at all. Please help with thoughts or comments.
Hi there! Will you send us a message with your VIN and your local Ford dealer? I can look into things on my end.
 
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tabitham72

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Are you sure it's the back tires slipping and not the front just pulling you side-to-side and making it feel like the rear is slipping? Are you using the Intelligent 4WD screen on your dash to watch where the power is being applied? It's front wheel drive by nature so even in slippery mode it shouldn't slide out the back because it will cut power to the rear wheels.

Next time you are driving in the snow, if you haven't, turn on the Intelligent 4WD screen and make sure that the power is being transferred around.
Unfortunately the Big Bend doesn’t have the intelligent 4wd like the other models.
 

cprcubed

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The only model that has a more capable AWD system is the Badlands. All the others are the same system. Cheers!
 

KidWiff

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Unfortunately the Big Bend doesn’t have the intelligent 4wd like the other models.
kinda crazy, right?

i had to buy my BS Heritage trim off the lot after my previous car bit the dust. So, time was of the essence, not a lot of choices, and i got what i got. That said, I really like the Heritage paint scheme on my BS (Alto Blue / White top) love driving it, and I'll live with the bits and bobs it doesn't have (hopefully).

But I really don't understand some of the nickel and diming that goes on between the various trims (aside from that's how they get so many different trim levels) But some of the stuff that is left off of some of these vehicles is just silly. Express window up/down isn't on every model?? it's 2023 for Pete's sake.. i had that on my 2011 VW.

As for transmissions in particular, I'd think that loading the same transmission in all of these things would create an economy of scale that would make it sensible from just a procurement and repair standpoint (OK, only turn on a couple of the GOAT modes for the very highest trim levels) But, i'm sure there is an accountant out there somewhere that proves it otherwise.

Again, i love my BS but am a bit surprised with what isn't included.
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