 DLMW Patiala re-calibrates the powerpack and upgrades the output power rating to 3100HP.DLW again started building WDM3A from the year 2000 and continued till the end of 2002 with locomotive road numbers in the range 14058–14143.All the locomotives rebuilt by DLMW and later batch from DLW had regular WDM2 type square short hood profile and control stand position.