A short no-pic list of the vehicles in the 1976 Drive-In comedy Mother, Jugs & Speed:
http://www.imdb.com/title/tt0074923/

1)1972 Cadillac Ambulance.
2)1971-75 GMC-Chevrolet (Bill Cosby's customized ambulance).
3)1971-73 Dodge B-Series Tradesman Ambulance(The one driven by Larry Hagman).
4)1974-75 International Harvester Light-Duty Fire Truck
5)1962 Pontiac Ambulance.
6)1964-67 Ford Mustang
7)1966-76 Mack RL-Series truck.
8)197? AMC Matador Police Car.
9)1962 Chevrolet Impala.
10)1971-72 Ford Pinto.
11)1970 Oldsmobile Ambulance.
12)1968-71 International Harvester Metro(owned by the S.W.A.T. Team).

Now, I'm hoping some of you have pics, otherwise I'll have to struggle with trying to find out how to add them myself.

it's all ready for images: http://www.imcdb.org/movie_74923-Mother,-Jugs-and-Speed.html

I found some images on another message board, as well as some for other movies & TV shows, mainly "Emergency!" (1972):
http://www.professionalcar.org/forums/showthread.php?t=11872
http://www.professionalcar.org/forums/showthread.php?t=11872&page=2
http://www.professionalcar.org/forums/showthread.php?t=11872&page=3