WenmarOpen by Wenmar Pro

Service bulletin 14877

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 id620202
Published by NHTSA2001-07-20
Manufacturer's number14877
Manufacturer's date2001-05-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

SOME VEHICLES MAY ILLUMINATE THE MALFUNCTION INDICATOR LAMP OR RUN ROUGH AFTER THE CATALYST IS REMOVED AND / OR REPLACED. THIS MAY BE DUE TO VACUUM LEAKS AS A RESULT OF TOLERANCE STACKUP WITHIN THE EXHAUST / EGR / INTAKE SYSTEM. *TT

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, EGR valve

Vehicles listed
FORD CONTOUR1997, 1998, 1999, 2000
MERCURY MYSTIQUE1997, 1998, 1999, 2000

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
153902002-04-17. Service bulletin. SOME VEHICLES MAY EXHIBIT A CHECK ENGINE LIGHT AND/OR EGR DIAGNOSTIC TROUBLE CODES 332, P0401, P1407 (LACKOF EGR FLOW). *TT
BC03029702011997-06-27. Service bulletin. EGR ISSUES - IF NORMAL PC/ED DIAGNOSIS FAILS, FAILURE MAY BE DUE TO CARBON DEPOSITS. *TW
BC03029723011997-06-27. Service bulletin. DTC'S 332 OR P1401 - LACK OF EGR FLOW. *JD