1991 Buick Park Avenue Overdrive Not Working

GMC
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CONNIE M
  • MEMBER
  • 3 POSTS
:? my dad has a 1991 buick park avenue its automatic and his overdrive is not working he would like to know if anyone knows where the overdrive componet the soenoid is in the car my dad doesn't know where it is and what he has to do to get to it .. iwould apprecate anyone help on this problem thankssssssss so much
Jan 22, 2006 at 12:19 AM
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PALCO
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  • 83 POSTS
solinoid on that should be internal. but what useualy fails first is the torque converter. and if your looking at rebuilding the tranny, you might want to try a product called seafoam tranny restore. i found the seafoam product works well.good luck
Jan 22, 2006 at 2:46 AM
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CONNIE M
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  • 3 POSTS
:D i passed the message on to my dad . he said thanks also
Jan 23, 2006 at 2:08 AM
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MVANNESSJR
  • ✓Experienced Mechanic
  • 223 POSTS
The TCC solenoid is located in the transmission pan.
Jan 23, 2006 at 12:59 PM
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Suggested Repair

The TCC solenoid is located in the transmission pan. Access it by removing the transmission pan so the solenoid can be inspected.

Conversation Summary

The owner of a 1991 Buick Park Avenue with an automatic transmission asked where the overdrive solenoid is and how to reach it because overdrive is not working. A user said the solenoid is internal, that the torque converter often fails first, and mentioned a transmission restore additive if a rebuild is being considered. An expert stated that the TCC solenoid is located in the transmission pan.

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