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Service bulletins for the 1998 Jeep Grand Cherokee

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.

90 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
25004012001-07-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT REGARDING ADDITIONAL DIAGNOSTIC FOR DIAGNOSTIC TROUBLE CODES CAUSED BY AN EVAPORATIVE SYSTEM LEAK. *TT
8311999-11-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EMISSIONS RECALL TO REPROGRAM YOUR VEHICLE'S POWERTRAIN CONTROL MODULE. *TT
2502981999-01-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT REGARDING I/M ( INSPECTION MAINTENANCE ) TESTING - OBD II "CARB" READINESS MONITOR INFORMATION. *YC
1827981998-10-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT PERTAINING TO DTC $B8 AND/ OR MIL ILLUMINATION. LEAK DETECTION PUMP SW OR MECHANICAL FAULT WILL BE SEEN CAUSED BY APARTIAL VACUUM BLOCKAGE IN THE LEAK DETECTION VACUUM SUPPLY. *AK

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.