emissions

For the past 10 months I have been trying to find a solution to my check engine light issue. Went to 3 different mechanics all of which read the same fault (420) that recommended a new catalytic converter to pass the the smog check. In the last 2 months, the light turned off and back on several...

Hello, just got my first vw im a college student in florida i really enjoy my new vw its a 2002 jetta gls 2.0 5-speed runs great the only problem is when i give it to much gas it kinda putters. ive brought it to autozone they gave me a dummy diagnostic test pretty much i have 8 trouble shoot...

I have a 2005.5 2.5 Jetta. 69k miles. The Check Engine Light indicating a problem in the exhaust system will come on and then go away a few days later. Then it will reappear. The appearance and disappearance appear completely random. I'm going to look at the computer, but any ideas on what...