Two problems related to engine turbo-charger have been reported for the 1998 Volkswagen Passat. The most recently reported issues are listed below.
While at dealership for other repairs mechanic noticed extreme heat from turbo charger caused damage to intake manifold. Unit had to be replaced.
Catalytic converter replaced early on in ownership. Water pump, oil pump, timing belt replaced two months ago. Turbo replaced twice and still defective. Electrical problems with driver's side window, heated seat, trunk light. Suspension system bushings need replacement @ only 56,000 miles. Steering column replaced early on.