i have a 2.0L 2000 jetta and it did the same thing, I had to have the throttle body and 02 sensor replaced.
I have a 1992 Escort, and it starts doing that right around the time it needs its 30,000 mile check-up.
Probably the fuel filter. Change it.
yes, you are causing it to run richer.
Check your tensioner
If you have replaced plugs and wire most likely one of your coil pack usually run about $50
Could be a turbocharger, or a low oil level in a manual transmission causing it to "howl".
Accelerating climate change may be causing the unprecedented wind events that are now becoming so common.
It's a good possibility that the old oil was never drained, then the new oil added. Now there is way too much oil in the engine causing the sputter.
the reason an engine "jerks" is because all of the fuel going into the cylinders are is not completely burning thus causing a loss of power...
you need a scanner to scan your cars computer to see what is causing it to happen
I guess you mean that the expansion of the Universe is accelerating. That isn't known for sure right now. It is believed that some mysterious substance known as "dark energy" is causing this acceleration. However, not much is known about this substance. Read the Wikipedia article on "dark energy" for more information.
Check just in front of the muffler. The pipe that connects the muffler and the catalytic converter went on my 97 GTi, a portion of the exhaust system was sitting on a support causing a rattle sound when accelerating.