A Turbine Powered Fire Truck? Seattle FD's Turbo Chief

GM also fielded a number of turbine powered heavy vehicles from the 50's through the 60's.

https://www.curbsideclassic.com/bus-stop-classic/bus-stop-cl...

From the article comments: "...San Francisco had a 900 series convertible engine that had a jet turbine as well..."

Ah, here it is: https://www.sae.org/publications/technical-papers/content/65...