Fermin Grajales

ACTIVE CURVE SYSTEM MALFUNCTION on 2013 GL450 4Matic

X166 GL / GLS-Class
We have a beautiful 2013 GL450 4Matic with OffRoad Package and Sports Mode. The Active Curve System has not worked properly since we took ownership of the truck. I need assistance from anyone who has had similar issues with a X166 GL. I believe that the issue could lie in the stabilizer bar...