93 Saturn transmission

jt93

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My 93 Saturn automatic transmission shifts well in the forward gears. The problem I'm having is when I try shifting into reverse. When I place the gearshift lever into reverse nothing happens for about 5 seconds. After about 5 seconds reverse gear will engage with a kind of a clunk. I can get reverse to engage faster if I give it a little gas. I've changed the transmission fluid but it didn't help very much. Any information that anyone could provide me with would be very appreciated. PS Although the cars is a 93 it runs very well and has no other problems. I sure would like to fix it if I could. Thank You.
 
Go to groups.google.com and search this group for "transmission valve body". This has been discussed here at length in the past. There is a forum that has a post that describes a procedure you can try which may remedy the problem that will be of interest, and the search should bring up the link.

Lane [ lane (at) evilplastic.com ]
 
My 93 Saturn automatic transmission shifts well in the forward gears. The problem I'm having is when I try shifting into reverse. When I place the gearshift lever into reverse nothing happens for about 5 seconds. After about 5 seconds reverse gear will engage with a kind of a clunk. I can get reverse to engage faster if I give it a little gas. I've changed the transmission fluid but it didn't help very much. Any information that anyone could provide me with would be very appreciated. PS Although the cars is a 93 it runs very well and has no other problems. I sure would like to fix it if I could. Thank You.

Did you change filter too??? (It is a spin on unit) It points to a weak pump or likely leaking seal on reverse clutch pac. (when you rev it up you increase oil flow to them and cause them to overcome leak sooner. If filter does not fix it, things do not look good. You could try some tranny seal conditioner and see if it will swell seal back up some. The good news is that it will not likely die over night but it may get slowly worse too.
 
Yup common problem ("reverse slam" is one search term). I think I posted the link here a few weeks ago, here it is again. http://www.saturnfans.com/forums/showthread.php?t=23670

Go to groups.google.com and search this group for "transmission valve body". This has been discussed here at length in the past. There is a forum that has a post that describes a procedure you can try which may remedy the problem that will be of interest, and the search should bring up the link.

Lane [ lane (at) evilplastic.com ]
---
Visit my Saturn Car Audio and Performance Page at http://www.evilplastic.com

jt93 said:
My 93 Saturn automatic transmission shifts well in the forward gears. The problem I'm having is when I try shifting into reverse. When I place the gearshift lever into reverse nothing happens for about 5 seconds. After about 5 seconds reverse gear will engage with a kind of a clunk. I can get reverse to engage faster if I give it a little gas. I've changed the transmission fluid but it didn't help very much. Any information that anyone could provide me with would be very appreciated. PS Although the cars is a 93 it runs very well and has no other problems. I sure would like to fix it if I could. Thank You.
 
My 93 did that a couple years ago and I took it to a Saturn dealer and they had to put new throttle body on. Several hundred dollars but didn't have to remove the tranny. Neighbor kid bought it and it still runs ok.
 
I think you mean valve body, not throttle body. The valve body is inside the trans, the throttle body is on the intake manifold and regulates engine RPM.

Lane [ lane (at) evilplastic.com ]
 

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