Camshaft actuator replacement

"Normal" isn't something you can really know -- it's certainly possible, and your Volkswagen dealership would be astute enough to know your vehicle pretty darn well, compared to all the other like Tiguan's it's diagnosed and repaired over the years. That said, you can always obtain a second opinion. Here's a link to find a repair shop near you: www.repairpal.com/repair-shops You can get some help from there. good luck!