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Service bulletins for the 2018 Volkswagen Jetta

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.

658 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
V4015022033347_82026-09-04. Service bulletin. POWER TRAIN. Replacement instruction
SM 04-20262026-09-04. Other. POWER TRAIN. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
V3718022033975_142025-11-10. Service bulletin. POWER TRAIN. Cautions about using aftermarket transmission flush machines and aftermarket transmission fluids.
V3416022034406_82025-11-10. Service bulletin. POWER TRAIN. Diagnosing Manual Transmission Noise
V4015022033347_62025-03-05. Service bulletin. POWER TRAIN. CV Boot replacement
V3718022033975_132024-10-09. Service bulletin. POWER TRAIN. Fluid requirements
V3416022034406_72024-10-09. Service bulletin. POWER TRAIN. Manual transmission noise diagnosing
V0116132033805_102024-10-09. Service bulletin. POWER TRAIN. Engine Misfire Diagnostic Aid
V3718022033975112023-07-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Automatic Transmission Fluid Requirements
V3416022034406_62023-07-10. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Noise Diagnostic for Manual Transmission vehicles.
V3416022034406_52022-09-01. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. Manual transmission noise diagnostic assistance
V3718022033975_82022-07-01. Service bulletin. POWER TRAIN. Auto Trans fluid requirements.
TT 34 21 012021-07-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Reverse gear function note.
V3718022033975_72021-04-06. Service bulletin. POWER TRAIN. Transmission Fluid requirements updated to include additional model year applicability.
VIN4APIN202012012021-01-08. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE); EQUIPMENT; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY; ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. Customer states MIL-on with P0556 Customer states MIL-on with P2421 Customer states MIL-on with Misfire code Customer states clutch pedal makes noise No crank, no start Customer states seat memory inoperative Customer states fuel odor/leak in the rear part of the vehicle (without a punctured fuel tank, hoses or pipes) or difficulty fueling fuel tank or fuel coming back up filler neck
18VWUSMN1126192019-12-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "Additional Maintenance Items section: ""Transmission, Automatic (non-DSG): Change fluid and filter every 80K miles"" REMOVED: ""and filter"""
TT 37-18-02ss12019-06-24. Service bulletin. POWER TRAIN. Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
TT 37 18 022019-06-24. Service bulletin. POWER TRAIN. Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
TT 37-18-02ss12019-06-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT ADAPTIVE/MOBILITY. Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
TT 37 18 022019-06-12. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
VIN-4-A-PIN-20182019-03-04. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; STRUCTURE; SUSPENSION. Customer states park distance control too sensitive
VIN-4-A-PIN-20182019-03-04. Service bulletin. STRUCTURE; SUSPENSION; ELECTRICAL SYSTEM; POWER TRAIN. Customer states park distance control too sensitive
VIN-4-A-PIN_20182018-12-03. Service bulletin. BACK OVER PREVENTION; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN; EQUIPMENT. Customer states remote key inoperative
TT 34 18 012018-12-03. Service bulletin. POWER TRAIN. Updated transmission filling direction
VIN 4 A PIN-20182018-12-03. Service bulletin. ENGINE; VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE); EQUIPMENT; VISIBILITY:SUN/MOON ROOF ASSEMBLY; ENGINE AND ENGINE COOLING; SEATS. Water leaks from the sunroof/overhead light console area, Park distance to sensitive to control, coolant leak at the coolant pump, Yellow oil warning light on with any of the following faults P0196 P0198 B104129 B104135, Side mirror glass cracked, cluctch pedal makes noise during operation, damed strut boots, remote key inopperative, 60/40 split center seats rattle, car speaker is distorted.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.