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1991 Ford Explorer TSBs

63 Technical Service Bulletins across 12 categories

Engine

13 bulletins
635982

SOME VEHICLES EQUIPPED WITH AN AUTOMATIC TRANSMISSION AND A 4.0L OHV ENGINE MAY EXHIBIT A NOISE / VIBRATION, NO DRIVE,...

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UNUSUAL NOISE DURING CRANKING OR A NO CRANK CONDITION. *TT

627752

SOME VEHICLES EQUIPPED WITH THE 4.0L OHV ENGINE MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A...

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PISTON / ONNECTING ROD BEARING KNOCK. *TT

610793

SOME VEHICLES EQUIPPED WITH MANUAL TRANSMISSION MAY EXHIBIT NEUTRAL GEAR ROLLOVER NOISE (A LIGHT METALLIC RATTLING SOUND...

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FROM THE TRANSMISSION) WHICH OCCURS AT IDLE WITH TRANSMISSION IN NEUTRAL CLUTCH ENGAGED (CLUTCH PEDAL UP). *TT

610704

SOME VEHICLES MAY EXHIBIT AN AUDIBLE PINGING OR CREAKING NOISE THAT MAY BE HEARD FROM THE DRIVELINE WHEN ENGINE TORQUE...

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IS INITIALLY APPLIED TO THE DRIVELINE. *TT

6091931

SOME VEHICLES MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / CONNECTING ROD BEARING KNOCK.

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*TT

6089649

CONCERNS WITH BURNING ODOR OR SMOKE, AND / OR RUSTLING NOISE WHILE BLOWER MOTOR IS ON.

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*TT

608921

SOME VEHICLES MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / CONNECTING ROD BEARING KNOCK.

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*TT

608435

SOME VEHICLES MAY EXHIBIT A BURNING ODOR OR SMOKE, AND / OR RUSTLING NOISE OCCURING WHEN THE BLOWER MOTOR IS RUNNING IF...

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LEAVES OR FOREIGN MATERIAL ENTERS THE BLOWER CASE. *TT

606420

FORD MOTOR COMPANY NOW RECOMMENDS SAE 5W-30 VISCOSITY GRADE FOR SERVICING ANY FORD GASOLINE-POWERED VEHICLE REGARDLESS OF MODEL YEAR.

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*TT

605803

CUSTOMER COMPLAINT OF ENGINE MISS UNDER LOAD WHILE GOING UP STEEP HILLS.

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*TT

604059

FORD MOTOR COMPANY HAS RELEASED A NEW ELECTRICAL GREASE ( F8AZ - 19G208-AA ) TO REDUCE THE POSSIBILITY OF MOISTURE CORROSION AT THE TERMINALS.

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*YC

51559

4.0L EQUIPPED VEHICLES MAY EXPERIENCE TEMPERATURE GAUGE FLUCTUATION THAT MAY BE ACCOMPNIED WITH A THUMPING NOISE OR FEEL...

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IN THE COOLANT HOSES WITH THE ENGINE AT NORMAL OPERATING TEMPERATURE. *JD

51482

4.0L EQUIPPED VEHICLES MAY EXPERIENCE TEMPERATURE GAUGE FLUCTUATION THAT MAY BE ACCOMPANIED WITH A THUMPING NOISE OR...

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FEEL IN THE COOLANT HOSE WITH THE ENGINE AT NORMAL OPERATING TEMPERATURE. *JD

Transmission

10 bulletins
623988

INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS.

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*SLC

612203

INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP.

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*MJS

601238

INFORMATION ON A NEW TRANSMISSION FLUID USAGE CHART.

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*YC

53668

CONCERNS WITH "PINGING" OR "CREAKING" BEING HEARD FROM THE DRIVELINE WHEN SHIFTING FROM PARK TO DRIVE OR REVERSE,...

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BETWEEN DRIVE AND REVERSE, OR WHEN ENGAGING THE CLUTCH. *YC

51945

FLUID- TRANSMISSION FLUID USAGE CHARTS.

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*JD

50997

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

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*TW

50915

NOISE - PINGING OR CREAKING FROM DRIVELINE WHEN VEHICLE IS PUT INTO GEAR.

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*TW

50908

TORQUE CONVERTER - LEAK TEST PROCEDURE - SERVICE TIP.

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*TW

46438

4X4 FRONT AXLES MUST USE HYPOID 4X4 GEAR OIL P/N F1TZ-19580-A & HIGH TEMP 4X4 FRONT AXLE & WHEEL BEARING GREASE WHEN SERVICING.

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IT IS NOT RECOMMENDED TO USE HEAVIER WEIGHT LUBES IN THESE FRONT AXLES.

45756

HIGH ALTITUDE TRANSMISSION AVAILABLE.

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*TW

Tires & Wheels

7 bulletins
628153

OWNER NOTIFICATION PROGRAM SUPPLEMENT 7 REVISED INFORMATION - REGARDING REPLACEMENT OF WILDERNESS AT TIRES.

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*TT

618532

SUBJECT PERTAINING TO SUPPLEMENTAL TIRE INFLATION LABEL.

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*JB

613292

INFORMATION ON SETTING THE TIRE INFLATION PRESSURE FOR 1991 THROUGH 1999 MODEL YEAR VEHICLES IN THE PRE-DELIVERY PROCESS...

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AND DURING MAINTENANCE INTERVALS. *TT

613105

INFORMATION REGARDING THE TIRE INFLATION PRESSURE FOR ALL MODELS DURING PREDELIVERY PROCESS AND DURING MAINTENANCE INTERVALS.

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*MJS

606945

INFORMATION ON MAINTAINING TIRE PRESSURE.

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*TT

606937

SOME VEHICLES MAY EXPERIENCE AXLE WIND UP AND / OR CLUNKING, POPPING, RATCHETING TYPE NOISES WHEN MAKING CORNERING...

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MANEUVERS ON VEHICLES EQUIPPED WITH A FOUR WHEEL DRIVE HI OR LOW RANGE MODE. *TT

601290

INFORMATION ON TIRE COMPANY TELEPHONE NUMBERS FOR CUSTOMER ASSISTANCE.

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*YC

Body & Paint

6 bulletins
616531

ON SOME VEHICLES, THE ACCELERATOR PEDAL BRACKET MAY BECOME LOOSE OR SEPARATED FROM THE DASH PANEL.

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THIS MAY BE CAUSED BY REPEATED EXCESSIVE FORCE ON THE ACCELERATOR PEDAL, RESULTING IN CRACKING OF THE DASH PANEL SHEET METAL AT THE ACCELERATOR PEDAL BRACKET. *TT

605573

SUBJECT REGARDING A NEW SERVICE CENTER SUPPORT THAT USES A THRUST BEARING (#3 AND #4) IN PLACE OF THRUST WASHERS HAS BEEN RELEASED.

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*TT

51393

BODY - RUST PERFORATION - QUARTER PANEL - SERVICE TIPS.

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*TW

50940

WINDSHIELD AND INTERIOR GLASS - FOG/FILM.

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*TW

45947

SHEET METAL-ROOF PANEL AND DRIP RAIL REPLACEMENT- SEAM SEALER APPLICATION PROCEDURE.*SD

37751

INSIDE DOOR HANDLE BREAKS WHEN OPENING.

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*TW

Other

5 bulletins
608431

INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA.

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*TT

607369

CONCERNS WITH AXLE WIND-UP AND / OR CLUNKING, POPPING, RATCHETING TYPE NOISES WHEN MAKING CORNERING MANEUVERS.

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*TT

601010

RECOMMENDED GUIDELINES FOR TOWING BEHIND RECREATIONAL VEHICLES.

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*TT

50500

VEHICLES MAY EXPERIENCE A VIBRATION DURING WIDE OPEN THROTTLE ACCELERATION OR WHILE CRUISING AT HIGHWAY SPEEDS.

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REVISED FRONT DRIVESHAFT. *TT

45934

TEMPERATURE GAUGE - FLUCTUATING AND /OR INACCURATE HIGH READINGS.

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*SD

Brakes

5 bulletins
601043

A GRABBING AND/OR STICKING CONDITION DURING THE FIRST FEW BRAKE APPLICATIONS WHEN THE BRAKES ARE COLD OR IN THE MORNING...

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AFTER AN OVERNIGHT RAIN MAY OCCUR ON SOME VEHICLES. *YC

601012

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

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*YC

52810

AUTHORIZED WARRANTY PART REPLACEMENT OF BRAKE PADS TO CORRECT EXCESSIVE BRAKE NOISE.

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*TW

50736

CONCERNS WITH REAR BRAKE GRAB DURING THE FIRST FEW BRAKE APPLICATIONS WHEN THE BRAKES ARE COLD OR IN THE MORNING AFTER AN OVERNIGHT RAIN.

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*TW

46478

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

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INCOMPATIBLE WITH THE RUBBER MATERIAL USED IN THE DISC BRAKE SYSTEM. IF PETROLEUM-BASED GREASE IS USED TO LUBRICATE ANY PART OF THE DISC BRAKE SYSTEM, IT COULD CAUSE RUBBER PARTS TO SWELL IF LUBRICANT CONTACTS THE RUBBER MATERIAL.

HVAC & Climate

4 bulletins
623944

SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS.

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*SLC

6090087

INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS.

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*TT

601269

ANNOUNCING THE FORD OEM AIR CONDITIONING RETROFIT KIT AVAILABILITY.

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*YC

37753

INSUFFICIENT AIR FLOW THROUGH CONDENSER.

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*TW

Electrical

4 bulletins
6089681

SUBJECT ON A WIRE HARNESS TERMINAL REPAIR KIT AVAILABLE FOR REPAIRING ELECTRICAL WIRING HARNESSES.

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*TT

603724

MASS AIR FLOW (MAF)- SENSOR CONTAMINATION- SERVICE TIP.

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*AK

50905

WIRING - ELECTRICAL DIODE IDENTIFICATION AND SERVICE REPLACEMENTS.

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*TW

42087

VEHICLES MAY HAVE A DISCONNECT OF THE IGNITION CONTROL MODULE (ICM) CONNECTOR OR MOISTURE BUILDUP WITHIN THE CONNECTOR.

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*TW

Pre-Delivery & Maintenance

4 bulletins
605577

INFORMATION REGARDING COMPREHENSIVE PULL AND DRIFT DIAGNOSTIC PROCEDURE DEVELOPED TO ASSIST TECHNICIANS WITH VEHICLE SERVICE.

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*TT

601025

A COMPREHENSIVE PULL AND DRIFT DIAGNOSTIC PROCEDURE HAS BEEN DEVELOPED TO ASSIST TECHNICIANS WITH VEHICLE SERVICE.

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*YC

51689

FRAME- RIVET REPLACEMENT WITH BOLTS- SERVICE TIPS.

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*JD

41046

ANNOUNCEMENT LETTER FOR RECALL 94M85.

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*TW

Fuel System

3 bulletins
606460

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.

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*TT

601312

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

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*TT

51987

FUEL ECONOMY- CUSTOMER EXPECTATIONS VERSUS VEHICLE USAGE.

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*JD

Infotainment

1 bulletin
601341

EXPERIENCING A WHINING / BUZZING NOISE IN THE SPEAKERS OF THE ENTERTAINMENT RADIO OR TWO-WAY RADIO.

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*TT

Suspension

1 bulletin
10002643

VARIOUS NOISE ISSUES FROM THE REAR LEAF SPRINGS WHILE DRIVING.

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*TT