4R70W shifts late into 3rd

Old Mar 24, 2007 | 11:00 PM
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Angry 4R70W shifts late into 3rd

I have a 2000 f150 with 5.4l auto. 4x4. when driving from a stop it
shifts late from 2nd into 3rd. all other gear shifts are smooth
I changed the fluid and filter with no effect. when I drop the pan, there
was no metal in it and the fluid was still clean.
could this be a solenoid problem??

help !!!!
 
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Old Mar 24, 2007 | 11:15 PM
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From: Louisanna
What do you mean by late? About what speed or rpm is it shifting at? And do you have overdrive and is that shifting in ok?
 
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Old Mar 24, 2007 | 11:19 PM
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sometimes it shifts at 30 mph and 3000 rpms
other times a little less.

seems if i let up on the gas it shifts sooner

overdrive and the tc lock up are fine
 
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Old Mar 24, 2007 | 11:23 PM
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From: Louisanna
That sounds about normal too me, i dont think it has a problem. Hopefully some other will come in with some opinions
 
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Old Mar 24, 2007 | 11:26 PM
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no its not normal..always shifted at about 22 mph and a lot less rpm..
seem to have a long delay getting out od 2nd.
 
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Old Mar 24, 2007 | 11:42 PM
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From: Louisanna
Did you check for any DTC's?
 
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Old Mar 24, 2007 | 11:44 PM
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Originally Posted by lastorms
Did you check for any DTC's?

english please..lol
dtc's ?????
 
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Old Mar 24, 2007 | 11:50 PM
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From: Louisanna
Originally Posted by wm1s
english please..lol
dtc's ?????
LOL..sorry. Did you check for any codes (Diagnostic Trouble Codes). not all codes set off the check engine light, might be a place to start
 
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Old Mar 24, 2007 | 11:53 PM
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no not yet.. this just started yesterday... will do that on monday.
thanks
 
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Old Mar 24, 2007 | 11:55 PM
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From: Louisanna
Post when you find something out, I would like to know
 
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Old Mar 24, 2007 | 11:59 PM
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Originally Posted by lastorms
Post when you find something out, I would like to know
i will

thanks
 
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Old Mar 25, 2007 | 02:48 PM
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Originally Posted by lastorms
Post when you find something out, I would like to know

well i just checked and no codes were stored.


HELP !!!!
 
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Old Mar 27, 2007 | 10:14 PM
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You are probably dealing with a direct clutch issue. Any pressure loss, or worn/glazed clutches can cause it. Have someone hook up a scanner and make sure TPS and MAF signals are OK. If data looks OK, may be rebuild time.

Chad
 
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