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Service bulletins for the 2008 Volkswagen Passat

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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
V2012032013-01-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. VOLKSWAGEN:EVAPORATIVE (EVAP) EMISSION SYSTEM, DIAGNOSTIC TROUBLE CODE DIAGNOSIS. REVISED PROCEDURE DEVELOPED TO TEST EVAP SYSTEM WITHOUT FUEL CAP. *JS
TB-15-12-012012-09-11. Service bulletin. ENGINE. VOLKSWAGEN: ALL MODELS EXPERIENCE THE TIMING CHAIN SLIPPING, RATTLING NOISES OF THE ENGINE AFTER STARTING, AND ENGINE FAILS TO START. 2008-13 ALL MODELS. *PE
20288292012-05-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. VOLKSWAGEN: SEE DOCUMENT SEARCHBUTTON FOR OWNER LETTER. UPDATE- 24W2 INTAKE FLAP MOTOR. PERFORM THIS UPDATE ON ALL APPLICABLE VEHICLES WITHIN INTAKE MANIFOLD RUNNER CONTROL WARRANTY EXT (10 YEARS OR 120,000 MILES (192, 000KM), WHICHEVER OCCURS FIRST. *JS
TB-20288302012-05-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). VOLKSWAGEN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. UPDATE- 17D2 POSITIVE CRANKCASE VENTILATION VALVE. IT IS MANDATORY TO PERFORM UPDATES ON ALL APPLICABLE VEHICLES IN DEALER INVENTORY PRIOR TO RETAIL SALE. *JS
TB-01-12-042012-04-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VOLKSWAGEN: GASOLINE ENGINES HAVE ROUGH IDLE, HAVE SIGNIFICANT LOSS OF POWER OR STALLING WITH REDUCED PERFORMANCE. *PE
TB-01-11-302012-03-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:SOFTWARE. VOLKSWAGEN: ON CERTAIN MODEL YEAR VEHICLES, EXPERIENCING HARSH UP/DOWN SHIFT IN GEARS 1-2, 2-3 OR 3-2, 2-1. ESPECIALLY DURING TEMPERATURES BELOW 60 C (140 F). PROGRAMMING SOFTWARE UPDATE IS PROVIDED FOR ECM, TCM AND VALVE BODY REPLACEMENT. *PE
TB-01-11-252012-03-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VOLKSWAGEN: INTAKE MANIFOLD RUNNER POSITION SENSOR OR INTAKE FLAP MOTOR MAY BE INOPERATIVE. *PE
TB-01-11-242012-03-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VOLKSWAGEN: CERTAIN MODEL YEAR VEHICLES MAY EXPERIENCE AN OIL FILLER CAP LEAKING, OR RUSHING NOISE FROM ENGINE OR A WHISTLING NOISE DUE TO CRANKCASE VENTILATION PRESSURE OR INTAKE TURBO PIPE MALFUNCTION. *PE
TB-01-15-272012-03-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. VOLKSWAGEN: ON CERTAIN MODEL VEHICLES THE INTAKE MANIFOLD RUNNER POSITION SENSOR OR INTAKE FLAP MOTOR COULD BE INOPERATIVE. *PE
TB-15-11-042012-03-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VOLKSWAGEN: CERTAIN MODEL YEAR VEHICLES ARE EXPERIENCING ENGINE NOT STARTING, MAKING A RATTLING NOISE WHEN ENGINE HAS STARTED, TIMING CHAIN KEEPS SLIPPING AND EXHAUST LIGHT COMES ON. *PE
SB-G-4102012-02-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); FUEL SYSTEM, OTHER; ENGINE AND ENGINE COOLING:ENGINE. VOLKSWAGEN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION PERTAINING TO SOME MODEL YEAR VEHICLES REGARDING THE FUEL PRESSURE SENSOR, CRANKCASE VENTILATION (PCV) VALVE AND INTAKE MANIFOLD RUNNER CONTROL MOTOR. *PE
CSC-200820062012-02-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). VOLKSWAGEN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION PERTAINING TO SOME VEHICLES INTAKE MANIFOLD RUNNER CONTROL MOTOR AND THE PCV, POSITIVE CRANKCASE VENTILATION VALVE WARRANTY. *PE
SB-10-11-012011-06-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VOLKSWAGEN: MALFUNCTION LIGHT IS ON AND THERE IS NOISE WITH THE ENGINE RUNNING ROUGH. MULTIPLE TROUBLE CODES POSSIBLY STORED. ALL MODELS 2008-2012. *RM
TB-17-09-012009-09-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM. VOLKSWAGEN: DUE TO CHANGE IN COOLANT AND ENGINE OIL PART NUMBERS CHECK/REPLACE OIL COOLER. ON SOME VEHICLES WITH 2.0I TFSI ENGINE LEAKS ON THE OIL COOLER CAN OCCUR BECAUSE OF A PRODUCTION FAULT. *PE
TSB-01-08-122009-03-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). VOLKSWAGEN: THE INTAKE FLAP MOTOR OR INTAKE MANIFOLD RUNNER POSITION SENSOR G336 MAY BE INOPERATIVE (BOTH ARE INCLUDED IN ONE SINGLE UNIT). MODELS GOLF, GTI, A5 JETTA, GLI, EOS, PASSAT, PASSAT WAGON. *PE UPDATED 9/25/09. *PE
20158312008-12-30. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. VOLKSWAGEN: EXHAUST HEAT SHIELD, REPLACEMENT GUIDELINES. HEAT SHIELDS ARE TO BE INSPECTED AFTER COMPLETION O ANY TYPE OF REPAIR TO THE UNDERBODY (EXHAUST SYSTEM TRANSMISSION, ETC.), AND IF DAMAGED, REPLACED. *PE

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