2000 GT tranny

SCcopcar

Founding Member
Nov 21, 1999
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Oklahoma
We have a 00 GT with 8000 miles, and 4 88-92 fox's with t5. The 00 seems to make a whining noise in first gear like my old 4x4 with a granny gear. It shifts normally and has no rough bearing feel through the shifter. The fox cars do not do this, even with up to 160k miles. What tranny does a 00 have, and is the whining noise a problem? We have a triax shifter to put in and don't want the ford dealer to blame it for a failure if we have a problem.

thanks
Steve
 
You should have the Tremec 3650 in your car. There is a TSB out for that tranny, although I'm not sure what it's exactly for. If you take it you'll want to pull the Triax out just to be on the safe side.
 
There are a lot of problems with that tranny. If it's whining in gear it seems like a synchro, but I thought that 1st and 2nd shared synchros, and you mentioned it only whines in 1st? However, if you take it into Ford to have them look at it, make sure the stock shifter is on. The dealer here has been known to get all mad about stuff like that.
 
road rage said:
00GT has the t5 or t45

The t-5 was used up til 1995 in V8 Mustangs.

96 - mid '01 got the T-45 trans in the V8

mid '01 up gets the t-3650.

All V6's still get the T-5.


I don't know enough about the T-45's design to diagnose a whining 1st gear. I'd check the fluid level and see if she's running low. Sometimes trans whine comes from low fluid levels causing bearings to overheat and score.