The section from Mahesana to Varetha has been converted to broad gauge and electrified. The last station on the MG route Taranga Hill is now off the railway map.
The route includes Vadnagar and its famous tea stall. Read this:
The new look of Vadnagar station:
The new terminus at Varetha as it earlier was:
Presumably it has been improved now.
And the now abandoned station of Taranga Hill:
Until recently these DMUs were the only trains running between Mahesana and Taranga Hill. In the 1970s there was also a passenger train from Ahmedabad.