Quote:
Originally Posted by franknbeans
GMPP has a tune kit to give that little car 290hp. . . all with the factory warranty intact. . . this will be my first performance mod.
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Be weary of who you let do the tune kit. Buddy at work just got his HHR SS this upgrade and has been having hell with it going into overboost and then limp mode. He has been trying for a month to get it all sorted out.