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Transmission noise
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HBJJAM
• Minneapolis, MN, USA
• Registered on 6/23/2005
• 94 posts
1 Vehicle
Posted:6/24/2005 07:23
Hello guys, first question and this is not for a PSD
I have a 2000 Limited V10 with 85,000 miles and I am getting some noise out of the trans.
It only happens under a torque movement.
Meaning if I just give enough gas to slowly move forward it does not happen. If I floor it it does not happen either.
Just at the right throttle position it will produce a rattle sound.
Sounds like a loose cover or sheild. But everything is tight.
When towing the boat it is more pronounced.
Jacked the truck up off the ground and it would NOT do it at all.
Does not seem to do it in 3rd gear. Does in first and second.

Almost sounds like it could be the torque converter
But it does not do it all the time.
It is very hard to hear. Only able to hear it from the sound bouncing back like off a parked car, building or something.
Also i am getting some vibration that has not been able to pinpoint.

Let me know what your thoughts are.
thanks
E. Long  Club OwnerSuperMotors Owner
Subscriber
Subscriber since 1/1/2001
• Atlanta, GA, USA
• Registered on 1/23/2001
• 2,228 posts
1 Vehicle
Posted:6/24/2005 08:44
HBJJAM,

Welcome to the club! Nice to see another Minnesotan here, too.

Some ideas for your rattling issues:

1.) Exhaust heat shield could be the culprit.

2.) If it's hard to hear...are you maybe only hearing it in a certain RPM range?

3.) Have you checked the trans fluid? Any leaks? What's the history on the transmission (is it the original)?

4.) The vibration...is this felt in conjunction with the rattling? Do you feel it under acceleration, when coasting, in a certain RPM range, or when braking?



-Eric

'67 Galaxie 500 - 390 FE, .030" over, FE to AOD adapter, disc brake conversion. The Daily Driver.
'00 Excursion - 7.3L PSD, LANDYOT Gen-II Radius Rods, Factory Tech Valve Body, 200K+ miles and going
HBJJAM
• Minneapolis, MN, USA
• Registered on 6/23/2005
• 94 posts
1 Vehicle
Posted:6/24/2005 09:41
Quote:
HBJJAM,

Welcome to the club! Nice to see another Minnesotan here, too.
Thanks for the welcome
Some ideas for your rattling issues:

1.) Exhaust heat shield could be the culprit.
Checked all shields and anything else underneath and all tight

2.) If it's hard to hear...are you maybe only hearing it in a certain RPM range?
Yes, lower rpm range. maybe speed factor but cannot hear it above 2500. Have to be heard from the sound bouncing off ohter objects. Cannot hear it at all otherwise.

3.) Have you checked the trans fluid? Any leaks? What's the history on the transmission (is it the original)?No leaks, fluid clean, history I do not know for sure becuase I just purchased this last month. Assuming original with 85,000

4.) The vibration...is this felt in conjunction with the rattling? Do you feel it under acceleration, when coasting, in a certain RPM range, or when braking? No the vibration is totally seperate. I cannot feel it hardly in the drivrs seat, but passengers can feel it in the rear seat. Happens at all rpms and speeds. Actually more pronounced under load with the boat. I am thinking U joints. but they seem tight by hand feel.

HBJJAM
• Minneapolis, MN, USA
• Registered on 6/23/2005
• 94 posts
1 Vehicle
Posted:6/29/2005 21:21
still fighting this.
Seems like it is starting to get worse. That is happening more frequently.

Anyone think that the U joints could be casuing this?
They are tight be hand, unable to move at all.
E. Long  Club OwnerSuperMotors Owner
Subscriber
Subscriber since 1/1/2001
• Atlanta, GA, USA
• Registered on 1/23/2001
• 2,228 posts
1 Vehicle
Posted:6/29/2005 22:30
Quote:
still fighting this.
Seems like it is starting to get worse. That is happening more frequently.

Anyone think that the U joints could be casuing this?
They are tight be hand, unable to move at all.


How are you testing the u-joints? If it's a u-joint issue, it would be more pronounced when starting/stopping and going into reverse. If you feel a vibration under load and while coasting to a stop, I would suspect the u-joints. It would be unusual for them to be making a noise while driving...the noises associated with u-joints are typically a clunk when you come to a stop, start form a stop, or go into reverse.

Here's the procedure to check u-joints (3rd post down): http://www.fordexcursions.com/forums/posts.php?threadid=4352

Judging by your description, it sounds like it is related to the drivetrain...but I'm wondering if it might be one of the beauty caps on your wheels? Mine rattles on the driver's side front and I hear it only with the windows down and driving next to something like a highway barrier, other cars, etc. It definitely sounds like a loose cover or shield, like you describe. Just wanted to throw that out there as an idea for the noises you're hearing.

Have you changed tranny fluid? Just curious if it looks OK, if there were any large metal flakes on the magnet in the bottom of the pan, etc.

Has performance been affected at all?

-Eric

'67 Galaxie 500 - 390 FE, .030" over, FE to AOD adapter, disc brake conversion. The Daily Driver.
'00 Excursion - 7.3L PSD, LANDYOT Gen-II Radius Rods, Factory Tech Valve Body, 200K+ miles and going
HBJJAM
• Minneapolis, MN, USA
• Registered on 6/23/2005
• 94 posts
1 Vehicle
Posted:6/30/2005 05:27
E. Long, thanks for the reply.
Funny part about your post is someone else at work mentioned the center caps yesterday
If you are saying it happened to you, I will be removing them this morning. However I must add that this only occurs once everything is warmed up.
I do have a slight vibration in the rear and taht is why I am thinking of U joints.
No clunking with the joints at all.
I do have a clunk when braking sometimes. i have been told it is due to the axle wrap?
Trans fluid seems fine in color and smell, but i might just change it since its a new to me truck and I wil feel more comfortable knowing its fresh. Thinking just dropping the pan and changing the filter.
E. Long  Club OwnerSuperMotors Owner
Subscriber
Subscriber since 1/1/2001
• Atlanta, GA, USA
• Registered on 1/23/2001
• 2,228 posts
1 Vehicle
Posted:6/30/2005 07:22
Quote:
E. Long, thanks for the reply.
Funny part about your post is someone else at work mentioned the center caps yesterday
If you are saying it happened to you, I will be removing them this morning. However I must add that this only occurs once everything is warmed up.
I do have a slight vibration in the rear and taht is why I am thinking of U joints.
No clunking with the joints at all.
I do have a clunk when braking sometimes. i have been told it is due to the axle wrap?
Trans fluid seems fine in color and smell, but i might just change it since its a new to me truck and I wil feel more comfortable knowing its fresh. Thinking just dropping the pan and changing the filter.


It depends where the clunk is coming from when you hit the brakes. It could be a loose caliper bolt in the front or rear. I had a clunking sound when stopping/starting (came from the front) and it turned out to be a missing caliper bolt. The caliper was basically hitting the inside of the wheel.

As for the tranny fluid/swap, here's some instructions for flushing it as well:
http://www.forgotton.net/diesel/transflush/index.htm

When I installed the valve body and external tranny filter kit last weekend, I only got about 11 or 12 quarts out of the trans (I didn't "flush" the trans per the above instructions). So you really do need to flush the system out if you are aiming for a more thorough fluid change.

On the u-joints...have you checked them witht he method I posted the link to?

-Eric

'67 Galaxie 500 - 390 FE, .030" over, FE to AOD adapter, disc brake conversion. The Daily Driver.
'00 Excursion - 7.3L PSD, LANDYOT Gen-II Radius Rods, Factory Tech Valve Body, 200K+ miles and going
Scott Stover
• Fayetteville, NC, USA
• Registered on 4/16/2004
• 354 posts
1 Vehicle
Posted:7/1/2005 22:45
I am gettin some "rumbling" when Im sitting at a redlight but only when Ive been starting and stopping quite a bit when the temp would come up. Ive checked the fluid several times and it looks fine and smells fine also. Im due a filter change and fluid change but until then I will make sure that things are straight!! I get the thump when I come to a stop and then start again, but Im pretty sure that its the driveshaft that is thumping when it shifts from front and back. I dont mean to bogart the thread just tryin to get some info on how to fix it also!!

Scott
2000 X 4x4 V-10 4.3 LS
K&N
Gibson Catback
"Custom" Kickplates
bigcahunaus
• South, FL, USA
• Registered on 9/16/2005
• 17 posts
Posted:2/1/2006 19:43
HBJJAM
I had the same problem it would make the sound going from 3rd into 4th gear and it only happen when cruising. I took it to Trans place they replaced the Torque converter and cleaned out the fluid they found a little bit of metal in the fluid not much. Since then I have not heard the rumble sound since. It cost about 600 beans but worth it not hearing that raking rumble sound. Hopefully that is not what you need, but if all else fails you can go that route.

2001 Excursion Two Tone XLT / 6" Procomp Lift / AirHog Filter
short79572
• staten island, NY, USA
• Registered on 8/7/2005
• 12 posts
Posted:2/4/2006 20:15
i have the same problem it sounds like a heat shield or some thing if any one has more information on this please let me know thank you
Ford Excursion Forums > Ford Excursion V8, V10, and Powerstroke > Gas Engine Excursions
Transmission noise
Thread Statistics:     Users to Post: 8   |   Total Posts: 14   |   Total Views: 2213
You must be logged in to post in or subscribe to this thread.Pages: 1 2

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