This lawsuit invalidated an agreement made with Pullman by executive director John G. DeRoos for US$1.5 million in spare parts to remedy the defects. The fleet was initially slated to be delivered between 1973 and 1975, but a strike at Pullman's factory caused the deliveries' completion to be delayed until 1978. January 29, 2018. In March 2016, the PCS presented plans to retire the rail cars by 2021. The R46 Rockwell truck mess continued into 1980. Initially, these cars were considered "lemons" due to cracks that . In order to do what needs to be done, which is a complete overhaul of the entire track and signalling system in addition to at least 1500 new cars, it would cost tens of billions. The R46 was the second order of 75-foot cars to be ordered for the New York City Subway, after the R44s. This lawsuit invalidated an agreement made with Pullman by executive director John G. DeRoos for US$1.5 million in spare parts to remedy the defects. The order was cut for both new fleets, with the PST-9 down to 30 cars and the PST-11 down to only 300. In 1983, organizations for the blind stated that the gaps in between R44 and R46 cars were dangerous, since the blind could mistake the spaces for doorways. They were brought to New York one by one. The R46s are planned to be replaced by the R211s beginning in the mid-2020s. Initially, these cars were considered "lemons" due to cracks that were discovered in the cars' trucks and issues with the brake system. By this time, the number of cracks found on the trucks almost doubled, from 889 cracks logged in February 1979 to 1,700 in March 1980. As a result, the NYCTA tried to minimize usage of the R46 fleet, until their trucks were replaced with new R44 type standard trucks ordered from General Steel and Buckeye Industries. By this time, the number of cracks had almost doubled, from 889 cracks found in February 1979 to 1,700 in March 1980. In June 2019, the first R46 was retired, as well as 12 married pairs that year. Derailment due to vandalism at 14th Street/8th Avenue on 9/20/2020. Since the overhaul, the reliability of the R46 has vastly improved and the R46 fleet is no longer considered to be the lemon that it once was. The MTA continues to maintain the R46s through the Scheduled Maintenance System (SMS) program, which consists of repainting their exteriors and interiors, installment of brighter lighting in their interiors, replacing damaged seats, and other major mechanical and structural work on a set schedule in order to extend useful service life until their retirement.
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