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Service bulletin TT 32 18 01

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10149898
Published by NHTSA2018-12-03
Manufacturer's numberTT 32 18 01
Manufacturer's date2018-10-26
NHTSA componentPOWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

NHTSA's summary

Transmission noise description and clarification.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Transmission and driveline, Automatic transmission, Torque converter

Vehicles listed
VOLKSWAGEN JETTA2019

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
V3718022033975112023-07-10. Service bulletin. Automatic Transmission Fluid Requirements
Dealer 37O82023-07-10. Service bulletin. Dealer Letter to announce Update 37O8 / TCM Software Update
Bulletin 37O82023-07-10. Service bulletin. An incorrect software version exists in the transmission control module (TCM). If the vehicle's last drive mode was Sport ('S') mode and the vehicle is restarted within 10 seconds, the vehicle will not switch back to Drive ('D') mode as it should. Update the transmission control module software.
TT 34 21 012021-07-02. Service bulletin. Reverse gear function note.
19VWUSMN1126192019-12-06. Service bulletin. "Additional Maintenance Items section: ""Transmission, automatic (non-DSG automatic transmission): Change fluid and filter every 80K miles"" REMOVED: ""and filter"""
Dealer Letter -2019-06-24. Service bulletin. UPDATE ? Jetta TCM Software (INV_ONLY)
Dealer Letter -2019-06-11. Service bulletin. UPDATE – Jetta TCM Software (INV_ONLY)
TT 32 19 012019-04-08. Service bulletin. Torque Converter Installation Check
TT 32 19 012019-04-01. Service bulletin. Torque Converter Installation Check