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Service bulletin 090994R

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 id37863
Published by NHTSA1995-01-13
Manufacturer's number090994R
Manufacturer's date1994-11-01
Replaces09-09-94
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

OIL LEAK DIAGNOSIS OF THE REAR MAIN BEARING AREA. *TW

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

Vehicles listed
DODGE DAKOTA1989, 1990, 1991, 1992, 1993, 1994
DODGE MINI RAM VAN1989 to 1994
DODGE RAM1989 to 1993
DODGE RAM1994
JEEP GRAND CHEROKEE1993, 1994
JEEP GRAND WAGONEER1993
JEEP GRAND WAGONEER1994

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
89V2370001989-12-27. ENGINE AND ENGINE COOLING:ENGINE
19891781989-12-20. 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
R2118796A2021-05-03. Service bulletin. Valve Body. These may cause over drive cycling.
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.~
09004012002-03-06. Service bulletin. CUSTOMER MAY COMPLAIN OF HIGH OIL CONSUMPTION, GREY OIL SMOKE COMING OUT OF THE EXHAUST OR BREATHER TUBE, OR MECHANICAL KNOCKING. *TT
7631/76322000-06-15. Service bulletin. INFORMATION CONCERNING EMISSIONS RECALLS 7631 AND 7632--VAPOR CANISTER AND PURGE SOLENOID. *AK
0905002000-04-13. Service bulletin. EXPERIENCING SPARK KNOCK AND ENGINE OIL CONSUMPTION DUE TO INTAKE MANIFOLD PAN GASKET OIL LEAK. *TT
2503972000-01-13. Service bulletin. CONDITIONS ON FUEL DOO AND/OR FUEL DISCHARGING FROM THE EVAPORATIVE EMISSIONS CANISTER. *NLM
1101972000-01-11. Service bulletin. CONCERNS WITH WHINE OR WOWL WHILE DRIVING AT HIGNWAY SPEEDS. *NLM
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
0703972000-01-07. Service bulletin. CONCERNS WITH ENGINE COOLANT USAGE. *NLM