Wastegate problem??

[villipoto507]

Hey guys i have a 2012 boost and am now noticibg that in 5th or 6th gear as the truck holds a gear and pulls the waste gate is rapidly opening and shutting, makes my truck jerk a little as boost is rapidly changing... What is my problem here?

[masonic]

Mine was unplugged when this happened to me.

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I mean the sensor was unplugged.