Trans fluid purge
#1
Trans fluid purge
I have been reading here about a total trans fluid change/purge and a friend is also recommending this procedure. Some questions: are there still band adjustments on a 99 CTD (119,000 miles) (a friend told me they are no longer band adjustments due to stainless steel something or other) what should I ask/look for when shopping for this job and what can I expect to pay?
I have no problems with my CTD or trans but like to do proper preventive maintenance and my friend says it will feel like a new trans once this is done. I seldom tow, I only use this truck 4 months out of the year or when it rains and I can't ride, so it not been heavily stressed.
I have no problems with my CTD or trans but like to do proper preventive maintenance and my friend says it will feel like a new trans once this is done. I seldom tow, I only use this truck 4 months out of the year or when it rains and I can't ride, so it not been heavily stressed.
#2
RE: Trans fluid purge
The information I have been given from trans rebuilders is to not power flush them unless it is done the correct way and I have no idea of how it is done. Also been told, Do Not adjust the bans unless it is slipping. Do you have any history or receipts on how or when it was last taken care of? If you have not had any problems and the fluid does not smell like it's burnt toast then you could do just a fluid and filter change. Just make sure you use a good Synthetic AFT+4 trans fluid, do not use AFT+3 as this is old style fluid and it will hurt your trans.
I hope others will stop by with more information for you.
#4
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#8
RE: Trans fluid purge
just had my trans flushed at the local dealer,
as near as I can tell they disconnect the lines to the cooler and back flush through the trans and filter, the service rep said they no longer recommend changing just the filters.
I could not tell any difference in feel or performance, and it ran almost 200 dollars here in E. TN.
Paul
as near as I can tell they disconnect the lines to the cooler and back flush through the trans and filter, the service rep said they no longer recommend changing just the filters.
I could not tell any difference in feel or performance, and it ran almost 200 dollars here in E. TN.
Paul
#9
RE: Trans fluid purge
I have seen my local shop do a full flush. First they drop the pan and filter, then somehow extend the pick tube, (I am pretty sure it's an adapter they fabbed themselves). They disconnect the return line, and plug the tranny with a fabbed, flare fitting. Like a cork ....lol
The extended pickup tube is hooked to a 5 gallon bucket of new tranny fluid. The end of the cooling line they disconnected, is hangin in an empty 5 gallon bucket.
They start the truck, put it in neutral, and the tranny does it's thing. The pickup tubedraws in the new fluid, and the cooling line is where the old stuff will be expelled into the empty bucket. It does not take very long to pump 5 gallons through a tranny like ours.If you watch the buckets together, one fills and one empties, at the same time, and at the same rate.They hook everything back up, raise the pan,and go topside to check the level. That's about it.
Hope that gives ya an idea.
Just tossin it out there.
God luck with your ride.
The extended pickup tube is hooked to a 5 gallon bucket of new tranny fluid. The end of the cooling line they disconnected, is hangin in an empty 5 gallon bucket.
They start the truck, put it in neutral, and the tranny does it's thing. The pickup tubedraws in the new fluid, and the cooling line is where the old stuff will be expelled into the empty bucket. It does not take very long to pump 5 gallons through a tranny like ours.If you watch the buckets together, one fills and one empties, at the same time, and at the same rate.They hook everything back up, raise the pan,and go topside to check the level. That's about it.
Hope that gives ya an idea.
Just tossin it out there.
God luck with your ride.
#10
RE: Trans fluid purge
when i worked at a lube shop we had a machine that flushed them by hooking into one of the cooler lines to go into the dirty side, which was the bottom of a piston, the top of the piston had 14 qts of new fluid and its line went the the other half of the coupling that the dirty side was hooked into, start the truck and the tranny does all the work moves the piston up and forces new fluid in