HomeAll RepliesRe: Is the Buick Regal GS underpowered? Re: Is the Buick Regal GS underpowered? Sponsored February 16, 2012 at 8:36 pm #39113 Alex LuftKeymaster @Cactus I’m assuming it was the 2.4 under the hood… Right? Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored