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Tranny flush

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Old Nov 28, 2014 | 04:51 PM
  #1  
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Default Tranny flush

My 2001 C5 Base with 85000 miles, was suggested by GM dealer that a transmission flush would be OK. Have no issues with Tranny but feel that maintenance is important at 85000. Will Be done by GM if I decide, please advise.
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Old Nov 28, 2014 | 05:09 PM
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If the trans is in good shape (no debris, or junk), just change the fluid and filter. The flush is a gimmick which could do more harm than good.
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Old Nov 28, 2014 | 09:58 PM
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GM recommends changing the fluid and filter at 100,000 miles. It certainly wouldn't hurt to do it at 85,000 since your car is 13-14 year old depending on the in service date. If it was my car I would do it.
Some manufacturers want it done every 30k. With the switch to synthetic fluids, the 30k service is going away
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Old Nov 28, 2014 | 10:15 PM
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Such an important part of the car. I would have it serviced. Not that expensive when you think about it that way. The diff as well. I picked up my 99 with 58k miles. Those were two of the first things I did. Just a good way to inspect the vehicle too. If the fluid comes out good, great. If it smells burnt or has metal shavings, you can anticipate a problem and maybe stop it before it happens.
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Old Nov 29, 2014 | 09:05 AM
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Just had my drop & drain weds - new
Gasket, Filter, and 6 qt.
1998 with 60k.

Last edited by RedC5; Dec 24, 2014 at 07:55 PM.
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