Only 29 owner complaints were filed with NHTSA for the 2018 Jetta, so no single problem dominates. Air bags top the list at 6 reports (21%), with owners describing seat-occupancy sensor warnings, followed by power train at 5 (17%). Stalling shows up across the fuel, electrical, and engine categories. No fires, injuries, or deaths were reported, and just 1 complaint involved a crash.

Most reported areas

Air Bags safety 21%
Most-reported area: 6 complaints (21%), with 1 crash and no injuries. Owners describe the passenger seat occupancy sensor misreading whether someone is seated, triggering false seatbelt warnings.
Power Train0 17%
Second most-reported: 5 complaints (17%), with no crashes, fires, or injuries. Owners report grinding or scraping noises and a loss of power at low speeds, suspected to come from the transmission.
Fuel/Propulsion System0 14%
4 complaints (14%), with no crashes, fires, or injuries reported. Owners describe stalling along with a fuel smell and leaks traced to a loose, leaking fuel rail and injector.
Electrical System0 10%
3 complaints (10%), with no crashes, fires, or injuries. Owners report the car suddenly stalling without warning while driving and needing to be pushed off the road.
Engine0 7%
Fewest in the top five: 2 complaints (7%), with no crashes, fires, or injuries. Owners report engine oil leaks and noise traced to loose cam phaser cover bolts, with no warning lights beforehand.

Source: NHTSA owner complaints · 29 complaints

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General information compiled from public NHTSA complaint data, for reference only — not professional advice and not reviewed by automotive experts. Verify before acting; Team AM is not responsible for decisions made from it.