2008 cxl

Hello from Arizona with a 2008 v6 Lucerne cxl, I am having an issue with my abs and traction control. I had this issue a couple of months ago, I replaced one of my tps sensors and it went away and is now back. It only ever comes up when I drive up hill very rarely my abs will come on when I am...

So I’m replacing the stereo in my 2008 Buick. I bought the interface harness for it. While programming the screen works fine. After I turn the car off and back on the lights on the stereo only quickly lights up then turns off nothing on the screen. It’s a Boss radio

Help please I have a 2008 Buick Lucerne CXL. Won't start. Dash lights go out. No crank. So here is what I know about the problem. Battery is good and voltmeter on battery doesn't drop when ignition is turned to start position. When ignition is turned to on position fuel pump picks up and runs...