Record Cards from 37070 whilst based Tinsley TMD (TI) and Inverness TMD..
These records date from January 1991 - Last Classified Attention Is not recorded.
37070 (D6770) Was Withdrawn From Service in the by EWS during March 1998 and following a period in store converted into an internal user vehicle No 025031
for the transportation of power units on-site at Toton. Use as an engine transporter was brief and the remains of the loco were eventually scrapped onsite
at Toton TMD (Training Compound) (TO) by HNRC in July 2004. Pictures of 025031 Picture 1  -  Picture 2

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