gas pedal

So I have a 05 lacrosse replaced throttle body and gas petal . Still goes into reduced power mode . Codes p1125 and p2138 it’s driving me nuts . We are retired and on a fixed income so have to fix it myself. Hope I put this in the right place . Apologies if not . Ozzy

I'm wondering if anybody else has noticed the gas pedal in the 2001 Century is a little stiff and responds heavily to minimal depression of the pedal. I'd like to know if there is a way to alter the sensitivity of the gas pedal, kind of like modifying trigger weight in a handgun. If possible, I...

Good evening all, My 96 Lesabre has been making a weird sound that seems to be coming from the gas pedal area. It makes a sort of grinding sound when I go from a complete stop (like at a red light) and begin to drive. It will make the grinding like sound (maybe not grinding) but the sound is...