challenger check enging light

I just got this car not too long ago, only put about 1000 miles or so on it, from the 41k it had already. I’m the 2nd owner. I got the oil changed today, while driving away not even a mile down the road the check engine light came on. I pulled over immdiately and looked at the diag code, it was...

My buddy revved it up and took off in fifth gear, from a stop. Now its in limp mode and has a P2227 code and check engine light. Will only go 2000rpm or so and then it will cut out, the boost gauge registers no boost, it will go to 0 vacuum but that's it. According to the internet P2227 is some...