Record Cards from 37373 whilst based Thornaby TMD (TE).
These records date from October 1990 - Last E Exam was during December 1989 at Motherwell (ML).
37373 (D6860, 37160) Was Withdrawn From Service By Trainload/Railfreight in March 1993 from Tinsley's MDRT  Pool (TI) at Tinsley before being moved to Stratford in June 1993. 37373 was withdrawn from stock in December 1993 and  finally offered for sale in 1997 being secured by MRJ Phillips
and Scrapped on site at Old Oak Common in July 1997.

More information can be found here Wikipedia - BR Class 37  -  Class 37 Locomotive Group - Preserved-Diesels Website