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Service bulletins for the 2004 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.

254 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
20104612007-06-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HARD STARTING (EXTENDED CRANKING REQUIRED) OR NO START WHEN WET, RUNS ROUGH ON INITIAL START, MAY BE ACCOMPANIED BY LIGHT GRAY SMOKE. *KB
0107022007-04-03. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. DTC'S P1297 (17705) OR P1557 (17965) STORED IN DTC MEMORY. THIS MAY BE CAUSED BY INTAKE HOSES LEAKING (DURING BOOST CONDITIONS) DUE TO INCORRECT TORQUE ON CLAMPS OR IMPROPER PLACEMENT, WORN OR TORN INTAKE HOSES. *KB
05022006-01-18. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. CUSTOMER STATES HEATER OUTPUT SEEMS INSUFFICIENT. *TT
112920052006-01-17. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE PRE-HEATER INSTALLATION. CALIX. *TT
04052005-08-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HARD STARTING (EXTENDED CRANKING REQUIRED) OR NO START WHEN WET, RUNS ROUGH ON INITIAL START, MAY BE ACCOMPANIED BY LIGHT GRAY SMOKE. *TT
2305012005-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RUNS ROUGH ON INITIAL START AT TEMPERATURES BELOW -7 DEGREES C (20 DEGREES F). *TT UPDATE. *TT UPDATE. *TT
04052005-02-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HYBRID OIL PAN, INSTALLING. *TT
0042005-01-27. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE COOLANT TEMPERATURE (ECT) SENSOR. *TC
04032004-08-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE, FLUCTUATING IDLE OR IDLE SPEED TOO LOW. *MJ
04032004-07-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HARD STARTING OR NO START WHEN WET, RUNS ROUGH ON INITIAL START, MAY BE ACCOMPANIED BY LIGHT GRAY SMOKE. *MJ
04092004-07-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. EVALUATING FUEL MIXTURE DIAGNOSTIC TROUBLE CODES- HOW TO PERFORM EFFECTIVE DIAGNOSIS RELATED TO FUEL SYSTEM ADAPTATION - SYSTEM TOO RICH/TOO LEAN. VOLKSWAGEN. *MJ

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