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#1 |
LED King
Join Date: Jan 2003
Location: Sacramento, CA
Posts: 2,088
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Thoughts on changing tranny fluid
Has everyone seen this thread? http://67-72chevytrucks.com/vboard/s...threadid=65821
What are your thoughts on it as I have heard the same, but am going to change mine this weekend anyways. What's your thoughts and stories?
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Tyler 1985 C10 305 w/ Bowtie OD TH700R4 3.42 LSD 202,000 miles 2006 Ford Focus ZX3 5-speed Stick 2016 Chevy Spark EV Gone: 2002.5 VW GTI 24v VR6 Gone: 2008 VW R32 |
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#2 |
Robert Olson Transport
![]() Join Date: Oct 2002
Location: recent transplant to NC USA
Posts: 20,287
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i already said my piece in the other thread watch out changing it if your fluid isnt cherry red and burnt
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Bob 1951 International running on a squarebody chassis "If a man's worth is judged by the people he associates himself with, then i am the richest man in the world knowing some of the fine people of this board" http://67-72chevytrucks.com/vboard/a...t.php?f=25&a=9 (you can review the site rules here!) PM Me for your vehicle/parts hauling needs in the North East US or see my Facebook page Robert Olson Transport Live each day to the fullest.. you never know when fate is going to pull the rug out from under you... I hate cancer!! |
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#3 |
You get what you pay for
![]() Join Date: Dec 1999
Location: Cherryville, NC
Posts: 4,798
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My opinion, for what it's worth, this is a bunch of crap. Change it and forget about it. If it quits, it's because it was ready to quit anyway. Changing the fluid and filter won't make it quit, I don't care what anyone says.
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Mike 1985 Chevy C-10 |
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#4 |
LED King
Join Date: Jan 2003
Location: Sacramento, CA
Posts: 2,088
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Good. That is the answer I wanted to hear.
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Tyler 1985 C10 305 w/ Bowtie OD TH700R4 3.42 LSD 202,000 miles 2006 Ford Focus ZX3 5-speed Stick 2016 Chevy Spark EV Gone: 2002.5 VW GTI 24v VR6 Gone: 2008 VW R32 |
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#5 |
Insert Witty Text Here
Join Date: Oct 2002
Location: San Antonio, TX
Posts: 3,415
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I have had a transmission go out a day or two after I changed my fluid. The shop said that accumulated crud was the only thing keeping an internal seal together. The fresh fluid cleaned it out and it blew reverse.
I will agree with Swervin to the point of saying that the transmission was going to go out anyway. I still regret doing it, though, because I sped the process up. It happened a few days before Christmas, and that was when I could least afford to have it go out. In general, if something is going to break, I want it to go ahead and happen so I can take care of it. However, some times are better than others. I would say don't change it the day before you take it on a long trip. Why take the chance? I will only change the fluid now if I know it has been done regularly or if I am prepared to get it fixed if it blows. Slonaker Last edited by Slonaker; 08-29-2003 at 03:34 PM. |
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#6 |
ROCKET POWER!
Join Date: Feb 2003
Location: Finland, Europe
Posts: 509
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From the point of view of changing the ATF to have the transmission go out immediately afterwards, why even bother wasting the ATF and time when you could just drive the truck to a shop to have the transmission rebuilt? 168000 is a lot but does not necessarily mean it's shot.
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What did i do last nite? I had a wonderful time, That's what they tell me What did i do last nite? 1979 C-10 shortfleet: Olds 350, Th400, 12 bolt Current project: 1969 Olds 455 W-30, needing a rebuild |
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#7 |
Registered User
Join Date: Feb 2002
Location: Ferndale, Michigan, USA
Posts: 94
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First let me say that the best way to change the trans fluid is to have a trans shop pressure exchange the fluid. Next, auto trannies work on high fluid pressures. Fresh fluid would not harm a properly working trans. What happens with some fluid changes is the old fluid had some type of modifer, like transmedic or stop leak, and with the band-aids removed the trans starts to act funny. The high pressure of the fluid now will blow past seals and cause valve body problems. So. if your trans is questionable, just add the modifers back in.
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#8 | |
ROCKET POWER!
Join Date: Feb 2003
Location: Finland, Europe
Posts: 509
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Quote:
Having an auto tranny rebuilt is always money well spent IMO.
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What did i do last nite? I had a wonderful time, That's what they tell me What did i do last nite? 1979 C-10 shortfleet: Olds 350, Th400, 12 bolt Current project: 1969 Olds 455 W-30, needing a rebuild |
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#9 |
Registered User
Join Date: May 2003
Location: Lake Oswego, Oregon
Posts: 1,028
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about a month ago i went to a local tranny shop to have my atf flushed because it has never been done before. my truck has 53000 miles and i thought it was time to do so. I agree with mike, if it is going out, new atf and filter wont make it new.
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Ken Morgan For fun: 1964 Volvo 122 For slow: 1984 Chevrolet C-10 For everything else: 1997 BMW M3 |
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#10 |
STILL PLAYS WITH TRUX
Join Date: Nov 2002
Location: Melbourne, Fla.
Posts: 2,764
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Years ago i had a '79 El-camino i got off a buddy and it had a dead 305 in it i replaced it with a 350 at the time of the eng. change i went ahead and did a trany filter & fluid cng.
Drove the truck for the next 5 days and then the trany started to slip than it wouldn't auto shift any more manual shift was good in all 3 gears & reverse for a few day's and then it just wouldn't do $h!t. This was a weak @$$ mexican metric piece of crap the worst auto trany chevy ever produced. Any ways was it a coincidence after the fliud cng. or was it the extra HP of the new 350 or a combo of both i don't really know. But my buddy told me that the fluid had never been changed and the truck was bought new by his father and it had over 100k on it but before the eng. & fliud cng. this trany showed no ill affect's. But im another firm beliver in that if it's gonna go then it's gonna go so i say do it ![]() What ever happen's is gonna happen anyway's. |
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#11 |
Registered User
Join Date: Mar 2003
Location: RT 40!!! maryland
Posts: 35
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hello all...
![]() ![]() ![]() ![]() ![]() whatever was gonna happen happened... changed my filter and fluid today and it died... was a 700r4 behind a decent 350 that was rebuilt last year and tuned up two months ago... don't know if the tranny was the original or not... it started acting -odd- a few days ago and started to sound abrasive today... found a few small metal shavings in the pan and a lot of friction material... and i don't know of any REPUTABLE shops around here so i figure i will try to get a new one from one of the companies recommended by you guys... so, my engine is a 350 pushing close to 400 hp, edelbrock performer intake and 750 q'jet... previous owner put in a beefier cam but i don't know the specs... 83 4x4 used to be a 305(8yrs ago) any suggestions, guys? please?! ![]() much appreciated... remy
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83 k10 350 w/edelbrock 1904 Q-jet th400 4wd have a nice day... ![]() |
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#12 | |
Registered User
Join Date: May 2003
Location: Lake Oswego, Oregon
Posts: 1,028
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Re: hello all...
Quote:
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Ken Morgan For fun: 1964 Volvo 122 For slow: 1984 Chevrolet C-10 For everything else: 1997 BMW M3 |
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