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Service bulletin BC3270970207

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 id51868
Published by NHTSA1997-07-17
Manufacturer's numberBC3270970207
Manufacturer's date1997-02-07
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

CHECK ENGINE LIGHT - DTC P0446 - CHECK FOR MOLD FLASHING IN THE 90 DEGREE ELBOW EVAP LINE CONMING OUT OF THE CANNISTER. *TW

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, Exhaust and emissions

Trouble codes named

P0446

Vehicles listed
FORD EXPEDITION1997

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

Other bulletins for the same vehicles and component
072122008-02-21. Service bulletin. SOME 1997-2008 VEHICLES EQUIPPED WITH A 4.6L 2V, 5.4L 2V, OR 6.8L 2V ENGINE--SPARK PLUG THREAD REPAIR PROCEDURE--NOT COVERED UNDER NEW VEHICLE LIMITED WARRANTY. *NJ THIS INCLUDES F-53 MOTORHOME CHASSIS. UPDATED 2/23/10. *PE
0416012006-01-13. Service bulletin. WDS COP KIT DIAGNOSTIC TIP - COIL ON PLUG (COP) IGNITION SYSTEMS - ENGINE MISFIRE OR ROUGH RUNNING. *TT
05542005-05-05. Service bulletin. USE OF STAINLESS STEEL EXHAUST STUDS IN SERVICE FOR 5.4L 2V ENGINE. *TT
0314042005-01-06. Service bulletin. ENGINE MISFIRE OR RUNNING - COIL ON PLUG (COP) IGNITION SYSTEMS - WDS COP KIT DIAGNOSTIC TIPS. TO INCLUDE VARIOUS 2005 MODELS. * AR THIS ARTICLE 04161 SUPERSEDES TSB 03-14-04.
173202004-07-23. Service bulletin. BROKEN EXHAUST MANIFOLD STUDS. *TT
031442003-10-29. Service bulletin. ENGINE MISFIRE OR ROUGH RUNNING CONDITION WITH COIL ON PLUG (COP) IGNITION SYSTEMS MAY BE MORE ACCURATELY DIAGNOSED USING THE OPTIONAL WORLDWIDE DIAGNOSTIC SYSTEM (WDS) COIL ON PLUG (COP) KIT. 2003 SUPER DUTY F SERIES INCLUDED. *TT
166832003-07-28. Service bulletin. FALSE FAILURE OF THE VAPOR MANAGEMENT VALVE (VMV). *TT *JB
159012002-12-06. Service bulletin. THIS BULLETIN STATES THAT SOME 4.6L FQR ENGINE ASSEMBLIES MAY HAVE A SMALLER OR LARGER KNOCK SENSOR THREADED HOLD THAN THE ONE IN THE ORIGINAL ENGINE ASSEMBLY. *TT
012462002-04-18. Service bulletin. ENGINE OIL SYSTEM PRIMING PROCEDURES, SERVICE TIPS FOR REPORTS OF PREMATURE ENGINE FAILURE. *TT
155172002-04-12. Service bulletin. SUBJECT REGARDING EXAGGERATED ENGINE BRAKING ON DECELERATION. *YD