1990 Dodge Ram TSBs
14 Technical Service Bulletins across 7 categories
Engine
6 bulletinsCUSTOMER MAY COMPLAIN OF HIGH OIL CONSUMPTION, GREY OIL SMOKE COMING OUT OF THE EXHAUST OR BREATHER TUBE, OR MECHANICAL KNOCKING.
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*TT
CONCERNS WITH ENGINE COOLANT USAGE.
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*NLM
VARIOUS CAR OWNER'S HAVE EXPRESSED INTEREST IN USING ENGINE COOLANTS MADE WITH PROPYLENE GLYCOL INSTEAD OF ETHYLENE GLYCOL.
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*YC
TIMING CHAIN NOISE. *TW
OIL LEAK DIAGNOSIS OF THE REAR MAIN BEARING AREA.
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*TW
68069384A$, R8069384A$, 68086182A$, R8027067A$, RL002012A$ - Gasket, Cylinder Head Cover Before replacing injectors for...
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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.~
Transmission
2 bulletinsAUTOMATIC TRANSMISSION FLUID USAGE ATF+4.
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*TT *MJ
INFORMATION ON TRANSMISSION COOLER REVERSE FLUSHING WITH COOLER BYPASS KIT INSTALLED.
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*NLM
Other
2 bulletinsSUBJECT REGARDING WIRE SPLICE REPAIRS.
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*SB
THIS BULLETIN PROVIDES A REVISED WIRE SPLICE PROCEDURE AND RELATED PARTS.
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*TT
Infotainment
1 bulletinINFORMATION ON INSTALLATION OF RADIO TRANSMITTING EQUIPMENT.
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*AK
Body & Paint
1 bulletinDIFFICULT TO CLEAN LIGHT COLORED "CHALKY" RESIDUE FROM PLASTIC BODY COMPONENTS THAT ARE MOLDED IN BLACK.
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*TW
Steering
1 bulletinSTEERING COLUMN COUPLER SERVICE.
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*TW
Fuel System
1 bulletinIMPROVED FUEL PUMP. *TW