1999 Volkswagen Jetta engine and engine cooling problems
78 owner complaints filed with NHTSA name the engine and engine cooling on the 1999 Volkswagen Jetta — 22% of all complaints for this model year.
What owners report
“Coolant system external leak was fixed, hoses replaced and connector that attaches to engine was replaced also. Leak comes back , replaced another hose., then the worse starts, the heater core started leaking and the car started to smell like antifreeze. Got heater core replaced, but the inside of…”
filed Feb 23, 2009
“Leak in cooling system causing migration to water pump, heater core, and engine wiring harness. Having to replace all 3. Car stalls at random times in busy traffic, posing potential accident problem. Caused toxic fumes to come through heat vents in car. *tr”
filed Mar 8, 2008
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Update to Volkswagen engine oil standards
V171901201285565 · Service Bulletin/Repair Instructions · issued Aug 21, 2023Volkswagen Engine oil quality standards, update to attachments.
V171901201285562 · Service Bulletin/Repair Instructions · issued May 30, 2023Engine oil quality standards, update to attachments.
V171901201285560 · Service Bulletin/Repair Instructions · issued Apr 24, 2023
Engine and Engine Cooling problems in other Jetta years
| Year | Reports | Share |
|---|---|---|
| 2024 Jetta | 1 | 3% |
| 2023 Jetta | 1 | 2% |
| 2019 Jetta | 2 | 0% |
| 2017 Jetta | 2 | 1% |
| 2016 Jetta | 1 | 1% |
| 2015 Jetta | 3 | 2% |
| 2014 Jetta | 6 | 2% |
| 2013 Jetta | 4 | 1% |
| 2012 Jetta | 8 | 2% |
| 2011 Jetta | 25 | 4% |
| 2010 Jetta | 71 | 8% |
| 2009 Jetta | 72 | 8% |
Other reported problem areas on the 1999 Volkswagen Jetta
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.