Check out: http://www.fueleconomy.gov/feg/sbs.htm
At this URL you can look up the vehicles by year, make and model and get the fuel MPG estimates.
Luckily, the VW Jetta is one of th emost fuel efficient vehicles in the country. The gas mileage in the city for an automatic 2009 VW Jetta is 29MPG.
The 2010 Volkswagen Jetta is a gas-powered vehicle.
The 2005 Volkswagen Jetta is a gas-powered vehicle.
The 2009 Volkswagen Jetta is a gas-powered vehicle.
The 2004 Volkswagen Jetta is a gas-powered vehicle.
The 2011 Volkswagen Jetta is a gas-powered vehicle.
The 2014 Volkswagen Jetta is a gas-powered vehicle.
The 2013 Volkswagen Jetta-GLI is a gas-powered vehicle.
The gas tank on the 2012 Volkswagen Jetta holds 14.5 gal..
The gas tank on the 2002 Volkswagen Jetta holds 14.5 gal..
The gas tank on the 2008 Volkswagen Jetta holds 14.5 gal..
The gas tank on the 2013 Volkswagen Jetta holds 14.5 gal..