Hi folks -- there are a number of sources that describe the various words taht car thieves used in the past. What follows is taken from a 1930 paper on the subject, that I found sort of amusing.
Automobile Thieves Vocabulary
Bent -- stolen
Bent one -- a stolen car.
B.I. -- a Buick.
Breezer -- an open car; a touring car.
Caddy -- a Cadillac.
Clean one -- a motor car from which thieves have (or think they have) erased all identifying numbers.
Consent job -- an automobile stolen with the consent of the owner, who will collect insurance and not prosecute the thieves.
Coop -- a coupe'.
Dauber -- a motor-car painter who does hurried jobs for thieves.
Dog-house -- a small garage rented from a householder in a residence district, used for the safe storing of a stolen car for a few days till it can be disposed of.
Ducker -- a Dodge car.
Front room -- a sedan or limousine.
Golfer -- the same as a Caddy.
Gravy -- easy profit.
Hit one -- a car stolen within the previous twenty four hours, the loss of which has perhaps been reported to the police.
Hudson pup. -- an Essex car.
Kinky, adj. -- stolen. The same as bent.
Kinky, noun. -- a stolen car. The same as bent one.
Overnight job -- a car stolen from the previous evening and probably not yet reported to the police as lost.
Owners job-- the same as consent job.
Papa -- a Lincoln car.
Right Guy -- a dealer who buys stolen cars.
Send to school -- send to the state penitentiary.
Shed -- a closed car.
Slicker -- a stolen car newly painted.
Smacker -- a dollar.
Spider -- a Ford car.
Stranger -- a car stolen at some distant point.
Studie -- a Studebaker car.
A proverb -- Never steal anything you can't sell right away.
 Atcheson L. Hench, "From the Vocabulary of Automobile Thieves," American Speech, 5(February, 1930), 236-7.