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2008 Ford Edge Repair Question


Topics covered: Steering, Wheel, Brake pedal.
Mileage: 42,000 miles.

Asked on September 24, 2011

What cause shudder in the steering when moving slow and turning?

I have an 2008 Ford Edge that has a shudder in the steering when moving slow and turning, for instance into a parking spot, and/or when stopped and turning the steering wheel.

It varies from a faint shudder to where the brake pedal shakes or the vibration is strong enough to feel on the floor boards.

Worth mention this shudder does not happens all the time. For instance, it NEVER happens when I maneuver the car in the first start in the morning. But after riding for like 5 min or so I can feel the shudder ( when stopped and turning the steering wheel or moving slow and turning). Also, when stopped, if I increase the RPM to 1500 or 2000 the shudder almost disappear.

The dealer already flushed the power steering fluid which didn't solved the problem.

Please, help me.
Avatar Asked by mlaraujo

Answer

Replied on September 24, 2011

Honestly, it almost sounds like a warped brake rotor. Has anyone checked to see if a brake caliper is sticking causing the rotor to overheat and warp? Have you noticed more brake dust on one front wheel compared to the other?

Tiny Answered by Jacobandnickolas (expert)
57,318 answers provided
Replied on September 24, 2011

I havent paid attention to the brake dust.Ill have a closer look tomorrow.

And indeed I'm pretty sure I need to machine my rotors because when I hit the brake, specially harder feels like I'm pulsing the brake pedal without doing it. Like the impression that the pad is not in contact with the rotor 100%.

Tiny Response from mlaraujo
1 question asked
Replied on September 25, 2011

That is what it is. When the rotor warps, the brakes are pushed in and out when you use them. Thus, you feel it.

Tiny Answered by Jacobandnickolas (expert)
57,318 answers provided

Replied on September 25, 2011

Will the warped rotor cause my steering wheel to shudder even when I'm not using the brake pedal?

Tiny Response from mlaraujo
1 question asked
Replied on September 25, 2011

If they are warped enough, yes.

Tiny Answered by Jacobandnickolas (expert)
57,318 answers provided
Replied on September 25, 2011

I'll replace the rotors and let you know.
Thanks!!!

Tiny Response from mlaraujo
1 question asked

Replied on September 25, 2011

I look forward to hearing from you.

Tiny Answered by Jacobandnickolas (expert)
57,318 answers provided
Replied on October 10, 2011

Hi Jacobandnickolas
The problem is still there after replacing the front rotors and pads. That pulsation I felt while breaking is gone.

Tiny Response from mlaraujo
1 question asked
Replied on October 10, 2011

I thought it would take care of both problems. The next thing is the power steering pump or rack and pinion. Both can get expensive. Is the vehicle still under warranty?

Tiny Answered by Jacobandnickolas (expert)
57,318 answers provided
Replied on October 10, 2011

The only warranty left is the one which covers the powertrain.

The thing that intrigues me is why never ever happens when the engine is "night-long" cold. I was wondering if is related to the power steering fluid temperature or any hose/connection issues like this TSB http://en.allexperts.com/q/Dodge-Repair-809/2002-dodge-caravan.htm

Tiny Response from mlaraujo
1 question asked