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Service bulletin 7631/7632

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 id601479
Published by NHTSA2000-06-15
Manufacturer's number7631/7632
Manufacturer's date1998-06-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

INFORMATION CONCERNING EMISSIONS RECALLS 7631 AND 7632--VAPOR CANISTER AND PURGE SOLENOID. *AK

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

Vehicles listed
DODGE RAM1994, 1995, 1996

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

Recalls for the same vehicles and component
20010522001-03-08. Engine
19981231998-06-17. Emissions
19980381998-03-04. Emissions
19971781997-10-16. Emissions
19960741996-05-14. Emissions

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
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11006052006-01-27. Service bulletin. ILLUMINATED MIL AS THE RESULT OF A DIAGNOSTIC TROUBLE CODE (DTC) P0420 - CATALYST EFFICIENCY, OR MAY HAVE FAILED A CALIFORNIA SMOG OR STATE I/M TEST BUT WITHOUT AN ILLUMINATED MIL, OR A RATTLING SOUND FROM THE UNDERSIDE OF THE VEHICLE. CATALYTIC CONVERTER EXTENDED WARRANTY TO REPLACE THE CATALYTIC CONVERTER. *TT
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0904972000-01-10. Service bulletin. THIS BULLETIN INVOLVES MOANING NOISE COMING FROM THE ACCESSORY DRIVE. *NLM
0705972000-01-07. Service bulletin. CONCERNS WITH HIGH COOLANT TAMPERATURES OR OVERHEATING WITH SNOWPLOW ATTACHED. *NLM