After years of uncertainty regarding the reliability of the MK7 car model, an in-depth analysis reveals common problems that have emerged over its 8-year lifespan. The MK7 and MK7.5 versions are considered some of the most dependable GTI models in recent decades. Key problems include issues with the water pump/thermostat housing, intake camshaft, ignition coils and plugs, wheel bearings, and oil burning for the 1.8t engine. While these issues are comprehensively explained and solutions provided, less common problems like HVAC flap motor, upper timing cover leak, accessory bracket leak, sunroof leaks, turbo issues, and fuel injector problems are also outlined, along with their respective levels of difficulty for DIY fixes.
If you want to get more power out of your MK6 Jetta GLI, a software tune is the way to do it. In this article we give you more details and show you how to flash your car from home.