Services through here were converted to diesel operation from 1958 and the Cathcart lines were subsequently electrified in 1962 (though the wires only ran as far as Neilston, the line beyond closing to passengers in April 1962 and completely in December 1964). Through trains to & Newton also ended at this time, with passengers henceforth having to change at . With popular demand, these services were reinstated in the 1980s. With electrification came the Class 303 'Blue Train' EMUs, which operated the Cathcart Circle and its branches until their withdrawal in the early 2000s. Class 314 EMUs cascaded from the Inverclyde routes by the introduction of the Class 334 Juniper EMUs took over workings, and were only replaced on the route a couple of months before their final withdrawal in December 2019.