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Frequently asked questions about cars and motorcycles

How to Restore a Damaged Thread on Your Vehicle

Model: (Various brands) Various

Video tutorial

A damaged thread can be temporarily restored using several methods. The first method involves inserting a piece of bare copper wire and screwing in the bolt; the copper will then bend and fill the gaps left by the damaged thread.

The second method is to use thread lock or cold welding putty. This method is only used if the thread is not subjected to high loads.

To permanently restore the thread, you can use three methods. The first is to drill out the old thread and create a new thread of a larger size.

The second is to drill the thread and insert a threaded insert. The third is to apply epoxy resin adhesive and create a new thread.


Updated on 25 July 2026 by ScegliAuto


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How to Open the Fuel Flap on a Volkswagen Tiguan?

To open the fuel flap on a Volkswagen Tiguan, first unlock the car using the appropriate button on the remote. This will open the car and unlock the mechanism that controls the fuel flap. At this point, apply light pressure to the left side of the flap to open it and access the cap underneath. Once this is unscrewed, you can refuel and then close everything.

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