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Service bulletin 804

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 id10014053
Published by NHTSA2005-04-28
Manufacturer's number804
Manufacturer's date2004-08-16
NHTSA componentPOWER TRAIN; ENGINE AND ENGINE COOLING

NHTSA's summary

TRANSMISSION/ENGINE NOISE AT 4,200 RPM. *SC

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Transmission and driveline

Vehicles listed
HONDA PILOT2003, 2004

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

Recalls for the same vehicles and component
20124152012-12-10. Powertrain
20041432004-04-23. Powertrain
04V1760002004-04-15. POWER TRAIN:AUTOMATIC TRANSMISSION
02V2260002002-08-28. ENGINE AND ENGINE COOLING:ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
A21-0542021-06-03. Service bulletin. Service Bulletin - Case v. American Honda Motor Co., Inc., Case No. BC 424169 (Third Clutch Transmission Settlement - $25 Credit Vouchers).
A180702018-09-04. Service bulletin. Service bulletin - Emission certification labels that were replaced on a small number of vehicles may have been replaced with a label listing incorrect information. The affected emission labels are replacement service parts, and were not installed at the factory; they were installed during postmanufacturing repairs that required replacement of the underlying part. This will cause the vehicle to be non-compliant with emissions regulations.
SB-99-0752013-11-06. Service bulletin. HONDA: TROUBLESHOOTING OF DIAGNOSTIC TROUBLE CODES (DTC) P1456 AND P1457. DEALERS ARE TO RUN EVAP FUNCTION TEST TO FIND IF THERE IS A LEAK SO THE VEHICLE CAN BE REPAIRED. *KB
05-0262008-04-24. Service bulletin. HONDA SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. WARRANTY EXTENSION: EGR VALVE CONTAMINATION OR EGR PORT CLOGGING MAY CAUSE DTC P0401, DTC P1491, OR ENGINE HESITATION/SURGE. CSC WAS RECEIVED. *NJ
0601052005-12-16. Service bulletin. PILOT- KNOWNGOOD PCM SWAP WITH SIDEWINDER KEY. *JB
12042005-12-15. Service bulletin. OIL PUMP OR SPOOL VALVE (ONLY) OIL LEAKS - DEALER VISIT REQUEST. *TT
060120052005-12-14. Service bulletin. REPLACING A CANON A75 DIGITAL CAMERA TO TAKE INSPECTION PHOTOS FOR S/B 04-021, SAFETY RECALL: A/T 2ND GEAR INSPECTION, OR S/B 04-037, SAFETY RECALL: ACCORD V6 A/T 2ND GEAR INSPECTION. HONDA SERVICENEWS. *TT
000092005-11-08. Service bulletin. WARRANTY EXTENSION: EGR VALVE CONTAMINATION OR EGR POR CLOGGING MAY CAUSE DTC P0401, DTC P1491, OR ENGINE HESITATION/SURGE. *TT
4052005-09-08. Service bulletin. AUTOMATIC TRANSMISSION FLUID (ATF) LEAKS. HONDA TECH LINE SUMMARY. *TT
040120052005-09-08. Service bulletin. HISSING BETWEEN 30 AND 50 MPH. HONDA SERVICENEWS. *TT