Last time I had the car in to Acura for a 4-wheel alignment, they said they couldn't loosen the adjustment nut on the passenger rear (see attached picture - just below center). I have some new Bilsteins that I'd like to install but not sure I want to embark on that until we can free the adjustment enough to properly align it after. Obviously I made not attempt to clean things up before taking the picture .. and it has been many months since Acura tried to adjust it ... but assuming I used a wire wheel on the threads and maybe some PB blaster (or whatever it's called), does anyone have any suggestions on how to loosen this. Since it's aluminum, Acura didn't want to heat it up the side pieces with a torch like you might with something steel but maybe they were being overly cautious. Anybody run into this before? As people know, I drive it in the winter but that didn't seem to affect the other 3 adjustments and in 12 years, this is the first time this one has been 'stuck'.
![Rear adjuster nut.jpg Rear adjuster nut.jpg](https://www.nsxprime.com/data/attachments/75/75876-290906b51f00f814eb0760fdf0341ea8.jpg)
![Rear adjuster nut.jpg Rear adjuster nut.jpg](https://www.nsxprime.com/data/attachments/75/75876-290906b51f00f814eb0760fdf0341ea8.jpg)
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