Hey all, new here.
I have a 95 Riviera S/C - 3800 Series I.
It has 128K, experiencing a really rough idle condition (shuddering, shaking) when the car warms up. It seems to get close to stalling out at stop lights, but it hasn't happened just yet.
So far I have changed the following: spark...
97 White Buick Riviera 120,000K
The car has its fair share of problems but would be perfect for parts.
Trans/Engine/Supercharger work fine.
I have a bike that I use mainly for transporation so the car isn't driven that much anymore but has made it anywhere I needed it to go, however I need to...