Inside Mirror - Volkswagen Golf GTI 2016 Owner's Manual

NOTICE
Broken glass in the self-dimming rearview mirrors can cause
electrolyte fluid leakage. Liquid electrolyte leaked from a broken
mirror glass will damage any plastic surfaces it comes in contact
with. Clean up spilled electrolyte fluid immediately with clear
water and a sponge.
Inside mirror
Fig. 94 Self-dimming rearview mirror (if equipped).