1991 Mercury Grand Marquis
47 Technical Service Bulletins (TSBs)
TSB List for the 1991 Mercury Grand Marquis
Technical Service Bulletins (TSBs) for the 1991 Grand Marquis are official communications between Mercury & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
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TSB #985A13
THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE. *YC Read More »
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TSB #BC3032950401
UNKNOWN Read More »
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TSB #9562
ROUGHNESS CONCERN DURING BRAKE APPLICATION. *TW Read More »
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
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TSB #95212
THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE BECAUSE IT MAY BE INCOMPATIBLE WITH THE RUBBER MATERIAL USED IN THE DISC BRAKE SYSTEM. Read More »
ENGINE AND ENGINE COOLING:ENGINE
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TSB #9874
A NEW SILICONE GASKET AND SEALANT. *YC Read More »
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TSB #BC3032950401
UNKNOWN Read More »
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TSB #9568
REVISED OIL PAN GASKET. *TW Read More »
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
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TSB #99816
FORD MOTOR COMPANY NOW RECOMMENDS SAE 5W-30 VISCOSITY GRADE FOR SERVICING ANY FORD GASOLINE-POWERED VEHICLE REGARDLESS OF MODEL YEAR. *TT Read More »
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TSB #BC5183961001
AN OIL LEAK IN THE AREA OF THE ENGINE OIL FILTER MAY BE CAUSED BY A DAMAGED OR MIS-INSTALLED (I.E. ROLLED OVER, PINCHED, SHEARED, NICKED, ETC.) OIL PUMP BODY SEAL. *TT Read More »
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TSB #9582
A REVISED SERVICE WINDSHIELD WIPER MOTOR IS NOW AVAILABLE. *TW Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
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TSB #9864
INFORMATION ON A BUZZING OR RATTLE NOISE FROM THE EXHAUST SYSTEM. *TT Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
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TSB #982310
MASS AIR FLOW (MAF)- SENSOR CONTAMINATION- SERVICE TIP. *AK Read More »
FUEL SYSTEM, GASOLINE
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TSB #9523
ERRATIC DISTANCE-TO-EMPTY AND FUEL GAUGE READINGS. *TW Read More »
POWER TRAIN:MANUAL TRANSMISSION
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TSB #BC9642961001
PROCEDURE FOR VEHICLES EQUIPPED WITH AN AODE OR 4R70W TRANSMISSION HAS A CONCERN OF SHUDDER FROM THE TRANSMISSION TORQUE CONVERTER CLUTCH IN 3RD OR 4TH GEAR OR DURING 3-4 SHIFT. *TT Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION
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TSB #0015
INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS Read More »
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TSB #99152
INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA. *TT Read More »
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TSB #9888
INFORMATION ON A NEW TRANSMISSION FLUID USAGE CHART. *YC Read More »
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TSB #97511
FLUID- TRANSMISSION FLUID USAGE CHARTS. *JD Read More »
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TSB #BC3032950401
UNKNOWN Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES
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TSB #002310
SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
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TSB #962612
TRANSAXLE - TORQUE CONVERTER REPLACEMENT GUIDELINES AND TORQUE CONVERTER/TRANSAXLE COOLING SYSTEM CLEANING PROCEDURES - SERVICE TIP. *TW Read More »
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TSB #96249
TORQUE CONVERTER - LEAK TEST PROCEDURE - SERVICE TIP. *TW Read More »
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TSB #BC3032950401
UNKNOWN Read More »
ELECTRICAL SYSTEM
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TSB #01194
THIS ARITLCE IS TO PROVIDE INFORMATION ON REPLACEMENT OF OLD STYLE HOOD LAMP SWITCH TO THE RVISED MECHANICAL HOOD LAMP SWITCH. *TT Read More »
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TSB #98246
FORD MOTOR COMPANY HAS RELEASED A NEW ELECTRICAL GREASE ( F8AZ - 19G208-AA ) TO REDUCE THE POSSIBILITY OF MOISTURE CORROSION AT THE TERMINALS. *YC Read More »
ELECTRICAL SYSTEM:WIRING
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TSB #99222
SUBJECT ON A WIRE HARNESS TERMINAL REPAIR KIT AVAILABLE FOR REPAIRING ELECTRICAL WIRING HARNESSES. *TT Read More »
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TSB #96246
WIRING - ELECTRICAL DIODE IDENTIFICATION AND SERVICE REPLACEMENTS. *TW Read More »
ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH
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TSB #BC5190961001
VEHICLES EXPERIENCING CHAFING ON THE 14401 WIRE HARNESS CAUSING THE ACCESSORY FUSES TO BECOME OPEN (PRIMARILY THE CIGAR FUSE). *TT Read More »
ELECTRICAL SYSTEM:IGNITION:MODULE
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TSB #BC3032950401
UNKNOWN Read More »
EXTERIOR LIGHTING:HEADLIGHTS
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TSB #BC3032950401
UNKNOWN Read More »
VISIBILITY:WINDSHIELD
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TSB #96221
WINDSHIELD AND INTERIOR GLASS - FOG/FILM. *TW Read More »
VISIBILITY:WINDSHIELD WIPER/WASHER
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TSB #011201
THIS INFORMATION IS A SUPPLEMENT TO THE WIPER SYSTEM SERVICE INFORMATION PROVIDED IN THE WORKSHOP MANUALS. THIS SERVICE INFORMATION IS INTENDED AS AN AID TO ASSIST IN DIAGNOSIS AND REPAIR OF ERRATIC WIPER SYSTEM CONDITIONS. Read More »
VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR
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TSB #02107
TRANSFER SERVICE TIPS FOR THE FRONT WIPER MOTOR MOUNT BRACKET AND DEPRESSED PARK OUTPUT ARM. *TT Read More »
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TSB #9582
A REVISED SERVICE WINDSHIELD WIPER MOTOR IS NOW AVAILABLE. *TW Read More »
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TSB #9546
REVISED WIPER MOTOR. *TW Read More »
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TSB #9546
WIPER MOTOR REPLACEMENT - UPGRADED SERVICE KITS. *TW Read More »
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
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TSB #BC9695961001
ELECTRONIC AUTOMATIC TEMPERATURE CONTROL (EATC) INVALID DIAGNOSTIC CODES U1235 & 155 MAY BE STORED IF THE IGNITION SWITCH IS CYCLED FROM 'OFF' TO 'RUN' EXTREMELY SLOWLY. *TT Read More »
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
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TSB #01156
SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC Read More »
STRUCTURE:BODY:DOOR
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TSB #BC3032950401
UNKNOWN Read More »
TIRES
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TSB #9852
INFORMATION ON TIRE COMPANY TELEPHONE NUMBERS FOR CUSTOMER ASSISTANCE. *YC Read More »
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
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TSB #99129
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 Read More »
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TSB #9873
EXPERIENCING A WHINING / BUZZING NOISE IN THE SPEAKERS OF THE ENTERTAINMENT RADIO OR TWO-WAY RADIO. *TT Read More »
EQUIPMENT:APPLIANCE:AIR CONDITIONER
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TSB #00213
SUBJECT REGARDING CLIMATE CONTROL - EATC - BLOWER MOTOR CONTROL SERVICE TIPS. *JB Read More »
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TSB #99196
INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT Read More »
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TSB #9848
ANNOUNCING THE FORD OEM AIR CONDITIONING RETROFIT KIT AVAILABILITY. *YC Read More »
UNKNOWN OR OTHER
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TSB #01157
INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC Read More »
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TSB #9768
FUEL ECONOMY- CUSTOMER EXPECTATIONS VERSUS VEHICLE USAGE. *JD Read More »
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