Problem Reports
Volkswagen Jetta TDI
Report: Wrong Anti-Freeze/Coolant May Cause Heater Core Leaks
Volkswagen Jetta TDI Problem
9 Reports
Model Years Affected: 1996, 1997, 1998, 1999, 2004, 2005, 2006, 2009, 2010
Verified
Heater core leaks are common in this model, more so if the wrong anti-freeze/coolant is used in the cooling system.