E61 Rear Tailgate Problem

[jadedj]

I'm having issues with the hydraulic arm (left side) of my E61 tailgate which is not staying put. The main issue is that the ball and socket portion of the arm on the bottom, is constantly popping out. I purchased this:

https://www.ecstuning.com/b-genuine-...n/41627148797/

with the hope that a new ball will keep the arm from popping out. My question is if there's anything I can inject or place in the hydraulic arm socket to keep it from popping out again.

Here are some pics of the ball & socket:





I've asked the guys here too:
https://5series.net/forums/e61-touri...5/#post1593236

[jadedj]

Anyone?

[jadedj]

Is this the fix?

https://www.newtis.info/tisv2/a/en/e...-locks/E2znLKs