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Rolling Backwards in DRIVE

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Old Feb 23, 2025 | 09:31 AM
  #11  
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Maybe it's a throwback to driving manual tranny vehicles, but working the pedals when on a hill seems like the obvious answer is to put foot on brake until it's time to move.

Now days do people really stop going up a hill and drop to idle and not have foot on brake until ready to move?

If I was so inclined with my 2018 I could engage the e-brake which releases upon touching the accelerator.
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Old Feb 23, 2025 | 09:51 AM
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Originally Posted by David Hineline
Maybe it's a throwback to driving manual tranny vehicles, but working the pedals when on a hill seems like the obvious answer is to put foot on brake until it's time to move.

Now days do people really stop going up a hill and drop to idle and not have foot on brake until ready to move?

If I was so inclined with my 2018 I could engage the e-brake which releases upon touching the accelerator.

This. My foot is on the brake until I want to move.
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Old Feb 23, 2025 | 11:19 AM
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Auto hold only works when you apply the brake. I have slowly approached a red light or stop sign going up hill or incline and when the truck stops without applying the brake and getting off the gas it will start to roll backwards. I have not gone into settings to check if there is a setting that will prevent this.
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Old Feb 23, 2025 | 11:32 AM
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Also if you don't have auto hold turned on and you release the brake on a hill or incline and you are waiting for traffic to start moving after the light turns green you could potentially roll backwards.
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Old Feb 23, 2025 | 11:50 AM
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Thanks for the responses, everyone! It sounds like my truck is behaving as it was designed. This is my first F150 after almost two decades driving Chevy products. I’m still getting used to the differences.

I appreciate the input because I know if I took it to the dealership they’d tell me it’s normal. Doesn’t matter what the issue is……it’s always “normal”.
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Old Feb 23, 2025 | 03:15 PM
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All (or at least most) automatic vehicles have something called a Torque Converter. This essentially replaces a clutch in a manual car. It allows the engine to maintain RPM without stalling at slow speeds. At slow RPMs, there's a lot of "slip" in the torque converter to avoid stall out. As RPM's increase, the fluids "bind" more and transfer more power. This same thing is also what causes creep in most automatic cars.

Nothing is wrong with your vehicle. It just happens that the power transmitted through the torque converter at idle isn't enough to overcome rollback in this situation. It's really not a design flaw or any fault of your vehicle.
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Old Feb 23, 2025 | 03:21 PM
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Originally Posted by SkyPuncher
All (or at least most) automatic vehicles have something called a Torque Converter. This essentially replaces a clutch in a manual car. It allows the engine to maintain RPM without stalling at slow speeds. At slow RPMs, there's a lot of "slip" in the torque converter to avoid stall out. As RPM's increase, the fluids "bind" more and transfer more power. This same thing is also what causes creep in most automatic cars.

Nothing is wrong with your vehicle. It just happens that the power transmitted through the torque converter at idle isn't enough to overcome rollback in this situation. It's really not a design flaw or any fault of your vehicle.
Yes to that, converters vary between vehicles.
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Old Feb 23, 2025 | 10:24 PM
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I've had multiple vehicles that do or do not roll back on slight inclines. My 2001 Suburban 2500 did not when new but did more when older. I also think this can be dependent on rpm.
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