How To Repair a Schwinn GTX 3 Loose Bike Seat Clamp

Undo the locking mechinisim and remove the seat from the tube.

Loosen the bolt on the clamp to remove it. You should be able to just use hands for this but if the clamp was previously overtightened you can use an Allen wrench to make it easier.

Completely separate the bolt, be sure to hold the other side steady so it doesn't just spin around.

Check the threading of the bolt to make sure its not worn down and needs to be replaced.

Dampen a towel or rag with rubbing alcohol and thoroughly clean all of the parts.

Be sure to clean the threads of the bolt thoroughly to prevent further loosening.

Use a small amount of grease and rub it in thoroughly and make sure to get it in the grooves.

Put the bolt back in the clamp and slightly tighten tighten it to keep it all together.

Apply some assembly compound to the pole of the bike.

Rub it in thoroughly with a towel making sure it is evenly spread.

First place the clamp back on tightening it until it is secure.

Reinsert the bike seat and adjust the seat height to appropriate level.

Push the handle to lock it in place.