Yep ran into this issue myself....Cutting the shield was FUN to say the least.

I had a thread a while back on it. Glad you managed to cut it out. I know I killed the dremel I had, bought a new one, and went through a ton of blades before getting it off.

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2016 Monsoon Gray Audi Allroad - 21k
2008 Black Mercedes E350 4Matic Sport - 131k
2014 Jeep Wranger Unlimited Sahara - 62k
2003 Gray Mercedes ML350 - 122k