Wrong Anti-Freeze/Coolant May Cause Heater Core Leaks on Volkswagen Jetta TDI

Problem Description and Possible Solution

Heater core leaks are common in this model, more so if the wrong anti-freeze/coolant is used in the cooling system.

Problem Data
RepairPal Verified
Average mileage: (–)
9 model years affected: 1996, 1997, 1998, 1999, more2004, 2005, 2006, 2009, 2010
9 people reported this problem
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