German citizen Oliver Schmidt was sentenced on Wednesday.
The Environmental Protection Agency says Fiat Chrysler didn't disclose software features in a control system.
Volkswagen admitted to fraud and obstruction of justice after putting defeat devices in its diesel vehicles.
The EPA said Dodge Rams and Jeep Grand Cherokees had software that allowed them to increase emissions.
Volkswagen agreed to enter a guilty plea to three criminal felony counts and pay a whopping $4.3 billion in penalties.
VW plans to settle civil and criminal investigations into an emissions cheating scandal by admitting guilt and paying fines.
Volkswagen agreed to a $14.7 billion settlement for cheating on emissions tests.
A Volkswagen engineer has pleaded guilty to one count of conspiracy in the company's emissions cheating scandal.
Erie County Clerk Chris Jacobs is issuing a warning to anyone in the market for a new car.
Volkswagen said Friday that it is to take an $18.2 billion hit in its 2015 accounts.
According to Bloomberg, the settlement could cost Volkswagen some $10 billion.
VW will spend just over $1 billion to compensate owners of diesel cars that cheat on emissions tests.