Volkswagen Other Engine Idle Low

Good Day, I Recently Had The Main Computer Replaced In My '89 Jetta/ 1.8 L/ 5 Spd. Since Then I Noticed Reduced Pick-up And Power From @...

1985 Vw Jetta Carrat 230,000 Klm. My Car Has Run Fine Since We Purchased It. I Have Had Power Issues Where If I Don't Start The Car After 2...

I Have A 1993 Vw Passat Glx Vr6. When I Start The Car The Engine The Idle Bounces Between 1200 And 1800 Rpms. When I Put The Car In...