This is going to hurt the bottom line a bit! So wonder how the fix will affect their fuel mileage and used car prices? LINK The Environmental Protection Agency and California issued a notice of v...
I had a Jetta TDi but way before any emission garbage. The issue is VW had a program that could somehow detect if the car was in an emission test and then adjust the emission calibration so it would pass the test. Then it would recalibrate to a lower setting that would have caused it to fail the test.