What are the most common engine cooling system problems on the 2019-2026 VW Jetta?
The 1.4 TSI and 1.5 TSI engines in 2019-2023 Jettas are prone to coolant leaks from the plastic water pump and thermostat housing, often failing between 15,000 and 50,000 miles. Symptoms include a sweet coolant smell, low coolant warnings, and eventual overheating if ignored. Repair costs typically range from $350 to $800 at an independent shop, or $700 to $1,200 at a dealer.
Estimated repair cost: $800.00