2021 320S Glycol Reservoir Access

MarkAl

This is probably already done by most people but I replaced the 2 wood screws that screw into the back of the toilet area with 6-32 machine thread and a wood nut-sert (local hardware store). The decorative caps still fit and I don't worry about stripping the threads by the repeated level inspections of the tank.  Note that you need to be careful NOT to drill into the tank on the right side when enlarging the hole for the nut-sert....  E-Z LOK Knife Threaded Insert for Hard-Wood, Brass Thread Inserts 6-32 Internal Threads, 0.375" Length Pack of 25: Helical Threaded Inserts: Amazon.com: Industrial & Scientific 

SLJ

I added a marine inspection port so I don't have to remove the panel. https://amzn.to/491Onk3