I finally got LED DRLs running on my 2015 500 Sport today without errors! This is after trying a dozen-plus pairs of bulbs including PIAA Halogen Extreme White 7443s. The PIAAS were very bright as DRLs but were just too dim and off-white when the headlights came on, so they still weren't...

Hey all, so I’ve been replacing my old halogen bulbs in my 2012 Fiat 500 Sport with LEDs (turn signals and brake lights done so far). I had no issue with the turn signals as the lights I got are Canbus ready. However, for my brake lights, I’ve been having issues with getting the car’s computer...