2001 Buick Century wipers, windshield & visibility problems

Windshield reflects dashboard mating surfaces at eyelevel, obstructs vision across complete windshield cross section by approximately 4 to 6 inches high in the middle of the viewing area. Cannot adjust seat to move eye level and avoid obstructed vision area. Extremely dangerous in all light conditions.

Tl*the contact owns a 2001 buick century. The vehicle's intake manifold gasket failed at less than 100,000 miles on a brand new engine. The contact smelled anti-freeze and brought the vehicle to a mechanic who conducted pressure testing. The failure was diagnosed as the manifold gasket. It is a replacement engine and it is demonstrating the same failure as the original engine that was replaced at 35,000 miles by arbitration order.