Water in engine-head gasket most likely.
NO, but a good tuneup will probably cure your problems. There is no cure in a can for the symptoms you list.
On a 2001 VW Cabrio, the water pump is located on the front of the engine, typically near the timing belt. To access it, you may need to remove the timing belt cover and possibly other components, depending on the specific engine configuration. It's advisable to consult a repair manual for detailed instructions if you plan to service or replace it.
In a 2001 Volkswagen Cabrio, the thermostat is located near the engine, specifically in the housing on the engine block. To access it, you typically need to remove the upper radiator hose, as the thermostat is situated under the thermostat housing. It's important to ensure the engine is cool before attempting to replace or inspect the thermostat to avoid burns or injuries.
No
lifters
I have a 2001 Monte Carlo and mine started sputtering. It took me about a month to fix it but all I needed was a tune up....but all I did basically is change the spark plugs and wires out and now it runs great
For a 2001 VW Cabrio, it is recommended to use synthetic motor oil with a viscosity of 5W-40 or 10W-30, depending on the climate. Always check the owner's manual for the manufacturer's specifications and consider using oil that meets the VW 502.00 or 505.00 standards. Regular oil changes are essential to maintain engine health.
4.2 quarts or 4.0 liters
1 - 3 - 4 - 2
Should be 1 bolt in each corner
i would check out the injector pump. it is a common problem with that model cummings.