WenmarOpen by Wenmar Pro

Service bulletins for the 2004 Porsche Cayenne

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.

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

By type

By component

By trouble code

Bulletins, newest first
5092004-10-21. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. REPLACING FRONT BRAKE PADS. *TC
5082004-10-21. Service bulletin. VISIBILITY:REAR WINDOW WIPER/WASHER. SPRAY NOZZLE FOR REAR WINDOW. *TC
5162004-10-21. Service bulletin. ELECTRICAL SYSTEM. CHECK ENGINE WARNING LIGHT IS ACTIVATED IN INSTURMENT CLUSTER. *TC
4242004-10-21. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. CONVERTING MAIN HEADLIGHT VENTILATION. 2005 PORSCHE CAYENNE ALSO INCLUDED. *TC
4202004-10-21. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. REAR WINDOW UNLOCKING BUTTON OF REAR WINDOW MAY NOT FUNCTION. *TC
4062004-10-21. Service bulletin. ELECTRICAL SYSTEM. DUE TO FAULTY SOFTWARE IN THE TOWBAR SYSTEM CONTROL UNIT, THERE IS THE POSSIBILITY THAT THE WARNING MESSAGE CHECK TRAILER LIGHTING IN THE IC WILL BE ACTIVATED WHEN THE RIGHT DIRECTION INDICATOR LIGHT IS SWITCHED ON WITH SIMULTANEOUS BRAKING FOR AT LEAST 3 SECONDS WHEN TOWING A TRAILER. *TT
2042004-08-23. Service bulletin. SUSPENSION. EXTERIOR SPARE WHEEL HOLDER. *MJ
8042004-08-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OPERATION AND PERFORMANCE COMPLAINTS. *MJ
9032004-07-30. Service bulletin. POWER TRAIN. FAULTY SENSOR SIGNAL FROM THE TRANSFER CASE SERVO MOTOR CAUSES FAULT MESSAGE ON THE MULTI-FUNCTION DISPLAY. (SERVICE ACTION) *TT
04012004-07-21. Service bulletin. AIR BAGS. REPLACING THE AIRBAG TRIGGERING UNIT. *MJ
5042004-07-21. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE NOISE (SQUEAKING). *MJ
3042004-06-29. Service bulletin. POWER TRAIN. TEXT DISPLAY, PHC FAILURE IN INSTRUMENT CLUSTER. *MJ
1042004-06-29. Service bulletin. EQUIPMENT:ELECTRICAL. UPDATING SOFTWARE IN DME CONTROL UNIT. (WORKSHOP SERVICE ACTION) *MJ
2032004-06-04. Service bulletin. SEATS. RECALL CAMPAIGN A306 - CHECK THE FRONT-LEFT SEAT FRAME AND IF IT IS NECESSARY, REPLACE. WORK PROCEDURE ATTACHMENT C. *TT
11032004-06-04. Service bulletin. ELECTRICAL SYSTEM:WIRING. CHECK ROUTING OF THE MAIN WIRING HARNESS. ATTACHMENT C ADMINISTRATIVE PROCEDURE, RECALL CAMPAIGN A311. *TT
15972004-04-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REPLACEMENT OF CAMSHAFT HOUSING FASTENING SCREWS. *MR
4032004-04-28. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AUXILIARY HEATER CANNOT BE PROGRAMMED. *TT
4012004-03-17. Service bulletin. EQUIPMENT:OTHER:LABELS. INSTALLING THE CORRECT SAFETY COMPLIANCE STICKER. VOLUNTARY CUSTOMER SERVICE CAMPAIGN. *TT
6032004-02-12. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. SUBSTITUTE STEERING WHEEL INSTALLED DURING PRODUCTION. *TT

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