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Service bulletins for the 1990 Ford Bronco

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.

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

By type

By component

Bulletins, newest first
011572001-10-31. Service bulletin. UNKNOWN OR OTHER. INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
011562001-10-31. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE. SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
0023102001-03-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT
991522001-01-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA. *TT
46262001-01-02. Service bulletin. UNKNOWN OR OTHER. INFORMATION ON VEHICLES EXHIBITING AND O/D OFF LAMP FLASHING WITH DIAGNOSTIC TROUBLE CODE 62 / 628 / 1728. *TT
985A122000-06-29. Service bulletin. EQUIPMENT:MECHANICAL:WRECKER AND WHEEL LIFT DEVICES. RECOMMENDED GUIDELINES FOR TOWING BEHIND RECREATIONAL VEHICLES. *TT
967282000-06-22. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. SERVICE TIP INFORMATION REGARDING THE REVERSE CLUTCH PISTON AND PISTON SEAL USAGE. *TT
985A462000-06-16. Service bulletin. SUSPENSION. SOME VEHICLES MAY EXHIBIT A DRIFT OR PULL TO THE LEFT WHILE BRAKING. *TT
00382000-06-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. VEHICLES MAY EXPERIENCE SOLID PARTICLE CONTAMINANTS FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR, MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM IS NOT PROPERLY FLUSHED, FLUID IN-LINE FILTER KIT. *MJS
00152000-06-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS
981682000-04-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION- E40D/4R100-1989-99-MAIN CONTROLS, SEPARATOR PLATES AND SEPARATOR PLATE GASKETS USAGE CHART. YD
981672000-04-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION-E40D-NO 2-3 UPSHIFT. SOME VEHICLES MAY EXHIBIT A NO 2-3 UPSHIFT CONDITION. *AK
991962000-03-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT
992222000-02-11. Service bulletin. ELECTRICAL SYSTEM:WIRING. SUBJECT ON A WIRE HARNESS TERMINAL REPAIR KIT AVAILABLE FOR REPAIRING ELECTRICAL WIRING HARNESSES. *TT
991291999-08-24. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. EXPERIENCING A WHINE / BUZZ TYPE NOISE IN THE SPEAKERS OF THE ENTERTAINMENT RADIO OR TWO-WAY RADIO ON VEHICLES WITH AN IN-TANK ELECTRIC FUEL PUMP. *TT
998161999-08-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. FORD MOTOR COMPANY NOW RECOMMENDS SAE 5W-30 VISCOSITY GRADE FOR SERVICING ANY FORD GASOLINE-POWERED VEHICLE REGARDLESS OF MODEL YEAR. *TT
981231999-07-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME VEHICLES MAY EXHIBIT A FLASHING TRANSMISSION CONTROL INDICATOR LAMP (TCIL) AND DIAGNOSTIC TROUBLE CODES (DTCS) 62, 628, AND / OR 1728 MAY BE STORED IN MEMORY. *TT
981131999-07-12. Service bulletin. STRUCTURE. SUBJECT PERTAINING TO RED RUST STAINS ON THE EDGES OF THE BUMPER CENTER VENT AND FOG LAMP OPENINGS. *TT
982461999-03-16. Service bulletin. ELECTRICAL SYSTEM. FORD MOTOR COMPANY HAS RELEASED A NEW ELECTRICAL GREASE ( F8AZ - 19G208-AA ) TO REDUCE THE POSSIBILITY OF MOISTURE CORROSION AT THE TERMINALS. *YC
98731998-07-24. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. EXPERIENCING A WHINING / BUZZING NOISE IN THE SPEAKERS OF THE ENTERTAINMENT RADIO OR TWO-WAY RADIO. *TT
98641998-07-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. INFORMATION ON A BUZZING OR RATTLE NOISE FROM THE EXHAUST SYSTEM. *TT
98521998-07-17. Service bulletin. TIRES. INFORMATION ON TIRE COMPANY TELEPHONE NUMBERS FOR CUSTOMER ASSISTANCE. *YC
984191998-07-16. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT A FLASHING TRANSMISSION CONTROL INDICATOR LAMP (TCIL) AND DIAGNOSTIC TROUBLE CODES (DTCS) 62,628, AND/OR 1728. *YC
98881998-07-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON A NEW TRANSMISSION FLUID USAGE CHART. *YC
985A131998-06-17. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC. THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE. *YC

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