Mysterious vibration
Thread Starter
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Trailering
Joined: Aug 2021
Posts: 21
Likes: 5
From: Arkansas
Mysterious vibration
Hello all, I'm having an issue 😕 on a vibration can't pin down.
New rotors New pads New rear brakes drums shoes, New cyclenders, new front bearings, had an alignment done 3 weeks ago they said no issues 😳.
Now I've done everything to this truck since I'm 2nd owner crate 5.0 engine in 2008 150,000 trucks got maybe 200,000 .
Just installed new performance wires cap rotor coil egr and switch, sensors New, removed smog pump no catts, shorter strap 94 1/2 inch, but 30 to 45 mph vibration, then smooths out at 42 decelerate below 40 vibration begins below 30 mph smooth, then accelerate passed 30 vibration starts ends at 40 to 42 mph any ideas or point me please also yesterday was checking tab and tad unplugged one at a time no cell light could this cause a vibration??
.
New rotors New pads New rear brakes drums shoes, New cyclenders, new front bearings, had an alignment done 3 weeks ago they said no issues 😳.
Now I've done everything to this truck since I'm 2nd owner crate 5.0 engine in 2008 150,000 trucks got maybe 200,000 .
Just installed new performance wires cap rotor coil egr and switch, sensors New, removed smog pump no catts, shorter strap 94 1/2 inch, but 30 to 45 mph vibration, then smooths out at 42 decelerate below 40 vibration begins below 30 mph smooth, then accelerate passed 30 vibration starts ends at 40 to 42 mph any ideas or point me please also yesterday was checking tab and tad unplugged one at a time no cell light could this cause a vibration??
.
Thread Starter
|
Trailering
Joined: Aug 2021
Posts: 21
Likes: 5
From: Arkansas
No I have noticed that when unplugging tad and tab there's no cell and no difference in motor running or idling my obd1 throws code 311 for thermactor issue could this cause the vibration lack of air through vacum .??
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Phobia16V
1987 - 1996 F150 & Larger F-Series Trucks
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Jun 11, 2003 10:51 PM
