interior lights

Let me preface my question with my history and credentials. I have owned my 1996 buick roadmaster estate wagon loaded with all options. I am a geek, computer programmer, built electrical control panels for automation since about 1988, designed/build computer interface boards, and fixed...

Hello, 1st post. On my 2015 Verano, I'm switching dome and map lights to led. Is it a yes or no answer as to it being a canbus system or did some models have one system and some the other? I can pull a bulb to find out but just checking ahead of time....thanks

1991 Lesabre hesitates after decelerating to a stop. Not quite sure what exactly the issue may be. Now that winter is gone, I want to figure it out. It's been doing this for over a year now. Any ideas where to start? It's an automatic.