91 is low premium if ur engine takes 93-high premium it should be ok.
The Volkswagon Jetta Wagon is known to get about 24 mpg in the city and 31 mpg on the highway. However the combined mpg is 31.2437 and the fuel type used is Premium Gasoline.
yes but your gas milage will go down a little bit but wont hurt the car.
Gasoline
The 2014 Volkswagen Jetta-GLI runs on premium unleaded (recommended).
The 2013 Volkswagen Jetta-Hybrid runs on premium unleaded (required).
The 2013 Volkswagen Jetta-GLI runs on premium unleaded (recommended).
The 2014 Volkswagen Jetta-Hybrid runs on premium unleaded (required).
The 2011 Volkswagen Jetta runs on regular unleaded.
The 2008 Volkswagen Jetta runs on regular unleaded.
The 2012 Volkswagen Jetta runs on regular unleaded.
The 2003 Volkswagen Jetta runs on regular unleaded.
The 2005 Volkswagen Jetta runs on regular unleaded.