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Service bulletins for the 1998 Jeep Wrangler

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.

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

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
08015052005-04-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). POWERTRAIN CONTROL MODULE INITIALIZATION. *SC
21009032003-10-23. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION DIAGNOSTIC TEARDOWN PROCEDURE. VARIOUS MODELS INCLUDING THE 2004 RAM TRUCK, DURANGO, SEBRING CONVERTIBLE, CHEROKEE, VISION, NEON, AND VOYAGER. *TT *SC
21006012001-10-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION FLUID USAGE ATF+4. *TT *MJ
1812991999-09-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). THIS BULLETIN EXPLAINS THE OPERATION AND APPLICATION OF THE LEAK DETECTION PUMP (LDP) MONITOR TEST. *TT
2108991999-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. VEHICLES EXHIBITING BUZZ, WHINING, OR MOANING LIKE NOISE FROM COLD TRANSMISSION WHEN REVERSE GEAR IS SELECTED. *TT
2109981998-10-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. A THUMPING OR CREAKING NOISE MAY BE HEARD COMING FROM THE TRANSMISSION TUNNEL AREA ON ACCELERATION OR WHILE DRIVING OVER BUMPY ROADS. *YC
0305981998-10-26. Service bulletin. POWER TRAIN:DRIVELINE:UNIVERSAL JOINT. A CLICKING NOISE MAY BE PRESENT WHEN CHANGING FROM A FORWARD GEAR TO REVERSE DUE TO POOR FITTING UNIVERSAL JOINT RETAINING STRAPS. *AK

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