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Service bulletin 7841/7842

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 id601476
Published by NHTSA1998-08-05
Manufacturer's number7841/7842
Manufacturer's date1998-06-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

WRONG VEHICLE EMISSION CONTROL INFORMATION (VECI) LABEL MAY HAVE BEEN IN STALLED ON ABOVE LISTED VEHICLES. AS A RESULT, THE WRONG LABEL WILL CAUSE VEHICLE TO FAIL AN EMISSION TEST. *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 RAM VAN1998
DODGE WAGON1998

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

Recalls for the same vehicles and component
20021072002-07-06. 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
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R2118796A2021-05-03. Service bulletin. Valve Body. These may cause over drive cycling.
68332810A2021-05-03. Service bulletin. Cummins Equipped Vehicles ONLY - The replacement oil pan gasket can be a four piece gasket rather than a single piece gasket. This applies to Cummins 5.9L and 6.7L engines only.
90026882018-06-04. Service bulletin. 68069384A$, R8069384A$, 68086182A$, R8027067A$, RL002012A$ - Gasket, Cylinder Head Cover Before replacing injectors for Diagnostic Trouble Codes P0201, P0202, P0203, P0204, P0205, and/or P0206, please make sure that the wiring loom and/or connector in the valve cover gasket is not the root cause to your concern. In addition, make sure that the wiring attaching nuts are torqued to their proper value.~
25004012001-07-11. Service bulletin. SUBJECT REGARDING ADDITIONAL DIAGNOSTIC FOR DIAGNOSTIC TROUBLE CODES CAUSED BY AN EVAPORATIVE SYSTEM LEAK. *TT
180500G2001-03-08. Service bulletin. SOME VEHICLES MAY EXHIBIT A LIGHT TO MODERATE SPARK KNOCK CONDITION DURING ACCELERATION (UNDER LOAD). *TT
180500F2000-12-04. Service bulletin. SOME VEHICLE ENGINES MAY EXHIBIT A LIGHT-TO-MODERATE SPARK KNOC CONDITION DURING ACCELERATION (UNDER LOAD). *TT
180500E2000-12-04. Service bulletin. SOME VEHICLE ENGINES MAY EXHIBIT A LIGHT-TO-MODERATE SPARK KNOCK CONDITION DURING ACCELERATION (UNDER LOAD). *TT
0824002000-11-29. Service bulletin. ON SOME VEHICLES THE ENGINE CRANKS BUT DOES NOT START OR STARTS AND STALLS. *TT
180500A2000-09-29. Service bulletin. SUBJECT REGARDING 1998 MODEL YEAR ENGINE SPARK KNOCK. *TT