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hello everyone, my name is Jerry i live in San Diego. I just purchased an 89' E-350 with a 7.5 motor. I just signed up today and did a search to try and help myself but was unsuccessful My situation is that this vehicle "slips out of gear". i am in the process of changing the tranny filter and fluid, but i have no idea whatsoever about torque converters. i want to be able to identify and drain said converter. this is going to be my dream rig so i want to do as much as i can myself. thanks in advance Jerry
I'll add.....
I think your problem either lies with your vss(vehicle speed sensor) which is locate on the front of the diff at the top
or.....more likely, your mlps(multi level position switch) needs to be replaced.
First off, check all your connections at the tranny. On occasion they get mucked up from all the road dirt and grime and can cause issues.
The mlps is the sensor that is on the side of the tranny where the shifter cable attaches. you can spot that easy if you look under your truck on your drivers side(two bolts).
Both are relatively cheap and either one can cause the problem you indicated.
I would start there...
Let us know what you find and/or how it turns out.
To drain the Torque converter, remove the rubber plug on the bottom of the bell housing; this will expose the TQ.
You will then have to either turn the engine by hand or bump the starter untill the drain plug becomes visible on the TQ. It will be a small square headed bolt.
what transmission do you have ? is it a C-6 ( 3 speed ) or a E40D ( 4 speed Over Drive )
you could have a linkage problem thats causing it to jump out of gear . not all TC had drain plugs .
No, it wouldn`t. Best thing is to count the pan bolts. C6 has 17 bolts and the E4OD has 20 bolts. If it is a C6 then take the lower cover off of the bellhousing and rotate the engine until the converter drain is at the 6 oclock position, unscrew bung and drain. If it is an E4OD remove the bung at the bottom of the bellhousing and rotate engine until the converter bung can be unscrewed.
Last edited by Lazy K; Nov 19, 2010 at 08:09 AM.
Reason: typo
what transmission do you have ? is it a C-6 ( 3 speed ) or a E40D ( 4 speed Over Drive )
you could have a linkage problem thats causing it to jump out of gear . not all TC had drain plugs .
I believe he would have either the E4OD or the AOD, but not entirely sure.
Also, you're right, Ford did eventually stop putting plugs in TQ from what I've read, but his 89 should have one.
I just looked, 17 bolts (c-6). I must emphasize that I'm a newbie to auto work as well as this site (hence the reason for joining) when i'm under the vehicle i do not see or recognize any plugs or shields that you're speaking of. They're not inside the tranny pan are they? please advise
i unsuccessfully tried to edit my above post. Anyways i must emphasize that i'm a newbie in the mechanic world as well as this site. I bought a Chilton book and it does not cove the TC. if you guys have pics. or diagrams, or any hot tips on other websites so that i can understand better that would be great
[quote=parkers5150;9577907]I just looked, 17 bolts (c-6). I must emphasize that I'm a newbie to auto work as well as this site (hence the reason for joining) when i'm under the vehicle i do not see or recognize any plugs or shields that you're speaking of. They're not inside the tranny pan are they? please advise:confused:[/quot
The lower portion of the bellhousing should be "cut away" with a cover bolted in place to cover the lower half of the flexplate (flywheel). It is held on by four or six small bolts. If you remove this cover you will see the flexplate with the torque converter bolted to it. On the C6 the drain bung is not on the outside edge of the converter but on the face of the converter that bolts to the flex plate. So when you remove the cover look around the edge of the flexplate facing the engine as you rotate the engine.
With the converter drained and the pan dropped and cleaned you will probably need 12 to 13qts of fluid to refill.
I just looked, 17 bolts (c-6). I must emphasize that I'm a newbie to auto work as well as this site (hence the reason for joining) when i'm under the vehicle i do not see or recognize any plugs or shields that you're speaking of. They're not inside the tranny pan are they? please advise
My apologies....I kind of jumped the gun on that one.
I did not know that they put c6 transmissions in your model year(I should have checked more sources) and none of what I said applies to your transmission.
Again, sorry for the confusing you.
I have no experience with the C6 yet, so I'll leave it to those who know.
There is a transmission forum farther down the list. You may want to post your queries there as well.
Hope you get it worked out and let us know what you find.
ther's alot of crud under there so i just wat to make sure we're talking about the same thing. this shield is forward of the pan between the bell and the block?? if so (can't see cuz crud) does this plate travel up in between the two and is is just slid out???
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