1990 Ford F-250 TSBs

TRANSMISSION- E40D/4R100-1989-99-MAIN CONTROLS, SEPARATOR PLATES AND SEPARATOR PLATE GASKETS USAGE CHART.

TRANSMISSION-E40D-NO 2-3 UPSHIFT.

FLUID- TRANSMISSION FLUID USAGE CHARTS.

TRANSAXLE - TORQUE CONVERTER REPLACEMENT GUIDELINES AND TORQUE CONVERTER/TRANSAXLE COOLING SYSTEM CLEANING PROCEDURES - SERVICE TIP.

TORQUE CONVERTER - LEAK TEST PROCEDURE - SERVICE TIP.

STEERING GEAR-REPLACEMENT OF BENDIX, STEERING GEAR WITH NEW ROSS STEEERING GEAR.

DELAYED FORWARD ENGAGEMENT AND/OR HEAT STAINED FORWARD CLUTCH PLATES AFTER INSTALLING CENTER SUPPORT SERVICE.

REVISED DESIGN TRANSMISSION REAR CASE BUSHING.

NEW DESIGN TRANSMISSION RANGE SENSOR.

VEHICLES WITH MANUAL TRANSMISSION MAY HAVE A LACK OF POWER OR NO START CONDITION CAUSED BY A PLUGGED CATALYTIC CONVERTER OR MUFFLER.

SERVICE TIP INFORMATION REGARDING THE REVERSE CLUTCH PISTON AND PISTON SEAL USAGE.

SOME VEHICLES MAY DEVELOP "CAVITATION" EROSION IN THE CYLINDER WALL OF THE ENGINE.

FRONT CALIPER PISTON BOOTS DAMAGED.

ACCESSORY DRIVE BELTS- FEAD BELT COMES OFF- VEHICLES WITH 4.9L ENGINE.

KNOCKING NOISE ON INITIAL START-UP.

THERE MAY BE A CONCERN OF POOR PERFORMANCE, COOLANT IN THE OIL AND ENGINE KNOCKING AND/OR HYDRAULIC LOCK ON SOME VEHICLES.

RECOMMENDED GUIDELINES FOR TOWING BEHIND RECREATIONAL VEHICLES.

UNKNOWN

UNKNOWN

REVISED OIL PAN GASKET.

UNKNOWN

INFORMATION ON A BUZZING OR RATTLE NOISE FROM THE EXHAUST SYSTEM.

FUEL ECONOMY- CUSTOMER EXPECTATIONS VERSUS VEHICLE USAGE.

SOME VEHICLES MAY EXHIBIT A LACK OF POWER OR A NO START CONDITION DUE TO AN EXHAUST RESTRICTION.

LACK OF POWER OR NO START CONDITION MAY BE DUE TO EXHAUST RESTRICTION CAUSED BY A PLUGGED CATALYTIC CONVERTER AND/OR MUFFLER.

SOME VEHICLES MAY EXHIBIT EXCESSIVE BRAKE PEDAL TRAVEL, IRREGULAR FRONT LINING WEAR, AND BRAKE PULL.

THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE.

THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE BECAUSE IT MAY BE...

FRAME- RIVET REPLACEMENT WITH BOLTS- SERVICE TIPS.

DIAGNOSTIC GUIDES FOR OUT-OF-WARRANTY VEHICLES TO BE USED AS A MASTER COPY - DIAGNOSTIC GUIDES NO LONGER AVAILABLE FROM ADISTRA.

INFORMATION ON TIRE COMPANY TELEPHONE NUMBERS FOR CUSTOMER ASSISTANCE.

ANNOUNCING THE FORD OEM AIR CONDITIONING RETROFIT KIT AVAILABILITY.

NOISE- "POPPING/CREAKING"- FRONT FRAME OR SUSPENSION BRACKETS- FRAME- "POPPING/CREAKING"- FASTENER REPLACEMENT.

WINDSHIELD AND INTERIOR GLASS - FOG/FILM.

WIRING - ELECTRICAL DIODE IDENTIFICATION AND SERVICE REPLACEMENTS.