service system

Hello All, 2020 JW JL Willys 12k miles I have 4-Service Lights illuminated on the dash. 1. Engine 2. ABS 3. 4WD 4. Traction 5. Cruise "not a light" *Took to dealer to fix. They said couldn't connect to computer and blamed it on an amp that had wires ran but nothing was connected to any...

Was doing some preliminary system checks before heading out to the trails this weekend, but when I tried to test the sway-bar disconnect, it didn't actually disconnect. The light blinked (on the button) for 2-3 seconds, I heard a couple of clicks and clunks, and the system seemingly did...