1991 Mercury Sable Service and Repair Manual

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Factory-Grade Data

The 1991 Mercury Sable Service and Repair Manual is a practical, workshop-ready reference for maintenance, diagnostics, and repairs. Use it to troubleshoot symptoms, follow step-by-step procedures, verify specifications, and confirm wiring and connector locations before replacing parts.

Ideal for technicians and DIY owners, it supports everything from routine service to deeper mechanical and electrical work—including drivability, no-start, warning lights, overheating, brake and suspension issues, HVAC faults, and circuit testing.

Trims covered

  • GS Sedan 4-Door
  • GS Wagon 4-Door
  • LS Sedan 4-Door
  • LS Wagon 4-Door

Engines covered

  • 3.0L 2986CC 182Cu. In. V6 GAS OHV Naturally Aspirated
  • 3.8L 232Cu. In. V6 GAS OHV Naturally Aspirated

What’s inside

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

Why this manual matters

  • Faster diagnostics with system-based troubleshooting and wiring diagrams
  • Clear procedures and reference sections to reduce guesswork and rework
  • Helpful for maintenance planning and verifying parts/specs before repairs

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Vehicle Safety Data

1991 Mercury Sable Recalls & Complaints

NHTSA #97V02500026/02/1997Component: VEHICLE SPEED CONTROL

VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH 3.8L ENGINES AND ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE FOLLOWING STATES: ALASKA, COLORADO, IOWA, IDAHO, ILLINOIS, INDIANA, KANSAS, MASSACHUSETTS

Consequence

DRIVER CONTROL OF VEHICLE SPEED USING THE SPEED CONTROL SYSTEM OR THE ACCELERATOR CONTROL SYSTEM WOU

Remedy

DEALERS WILL ADD A BOOT TO THE SPEED CONTROL CABLE.

NHTSA #94E03600025/11/1994Component: SUSPENSION:FRONT:SHOCK ABSORBER

THE ARC WELDS ON THE SWAY BAR BRACKET, WHERE IT ATTACHES TO THE STRUT RESERVE TUBE, DID NOT FUSE PROPERLY.

Consequence

OVER TIME, A PORTION OF THE BRACKET CAN TEAR AWAY FROM THE STRUT, FALLING INTO AND PUNCTURING THE TI

Remedy

MONROE DEALERS WILL REPLACE THE STRUT FREE OF CHARGE.

NHTSA #98V32300016/12/1998Component: STRUCTURE:FRAME AND MEMBERS

VEHICLE DESCRIPTION: PASSENGER VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN CONNECTICUT, DELAWARE, DISTRICT OF COLUMBIA, ILLINOIS, INDIANA, IOWA, KANSAS, KENTUCKY, MAINE, MARYLAND, MASSACHUSE

Consequence

IF BOTH REAR CORNERS DROP, STEERING WOULD BECOME SUDDENLY VERY DIFFICULT, AFFECTING VEHICLE CONTROL

Remedy

DEALERS WILL INSTALL SUBFRAME REAR MOUNT BOLTS, REINFORCEMENT PLATES, AND PLATE NUTS.

NHTSA #92V06500011/05/1992Component: WHEELS

CHILDREN CAN ACCIDENTALLY LOCK THEMSELVES IN THE FOOTWELL AREA OF THE REAR-FACING THIRD SEAT, OR IN THE STORAGE COMPARTMENT IN STATION WAGONS NOT EQUIPPED WITH AN OPTIONAL THIRD SEAT. ONCE THE COMPART

Consequence

THERE IS A DANGER OF AIR DEPRIVATION, HYPERTHERMIA,AND/OR PANIC RESPONSE TO A CHILD WHO HAS LOCKED H

Remedy

REPLACE THE SELF-LATCHING ASSEMBLY CURRENTLY USED IN THE REAR STORAGE COMPARTMENT WITH A LATCH ASSEM

NHTSA #91V13400006/08/1991Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

FRONT DISC BRAKE ROTORS OF THE SUBJECT VEHICLES MAY EXPERIENCE SEVERE CORROSION IF OPERATED IN AREAS WHERE CALCIUM CHLORIDE AND SODIUM CHLORIDE ARE USED EXTENSIVELY.

Consequence

SEVERELY CORRODED ROTORS MAY FRACTURE OR SEPARATE NEARTHE INNER EDGES OF THE BRAKE DISCS RESULTING I

Remedy

REPLACE FRONT BRAKE ROTORS WITH FULL CAST FRONT BRAKE ROTORS.

TSB #636080

TRANSFER SERVICE TIPS FOR THE FRONT WIPER MOTOR MOUNT BRACKET AND DEPRESSED PARK OUTPUT ARM. *TT

TSB #623944

SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC

TSB #623988

INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC

TSB #622665

ON SOME VEHICLES, ENGINE OIL MAY CONTINUE TO LEAK FROM THE ENGINE OIL PAN GASKET AREA AFTER AN ENGINE OIL PAN GASKET REPAIR HAS BEEN PERFORMED. *TT

TSB #622660

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. *TT

TSB #619293

INFORMATION ON ADDITIONAL PARTS REQUIRED WHEN REPLACING TRANSFER CASE ON VEHICLES EQUIPPPED WITH AX4S TRANSAXLE. *TT

TSB #608431

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

TSB #601004

SOME VEHICLES MAY CYCLE WHEN BRAKES ARE APPLIED ON ROUGH ROADS OR ON AN INCLINE WHILE MAKING A SHARP TURN. *YC

Showing the 8 most recent of 66 technical service bulletins on file with NHTSA.

20001109Component: AIR BAGSCrash reported2 injured

BEFORE CONSUMER PURCHASED VEHICLE THEY NOTICED THAT THE AIR BAG LIGHT WAS ON, THE DEALER TOLD THE CONSUMER THEY COULD NOT FIX THE LIGHT DUE TO A FEDERAL LAW AND NEVER SAID THE AIR BAGS DID NOT WORK, T

19960313Component: AIR BAGS:FRONTALCrash reported1 injured

VEHICLE WAS IMPACTED AT 10:00 POSITION, SPEED 30 MPH, DRIVER SIDE AIR BAG DEPLOYED AFTER IMPACT, CAUSING INJURIES. *AK

19950621Component: AIR BAGS:FRONTALCrash reported1 injured

THE DRIVERS AIRBAG DID NOT DEPLOY IN A CRITICAL ACCIDENT. TT

19950110Component: SEAT BELTS:FRONT:ANCHORAGECrash reported1 injured

DRIVER SIDE SAFETY BELT DID NOT RESTRAIN DRIVER UPON HEAD ON COLLISION, RESULTING IN AN ACCIDENT. TT

20010214Component: LATCHES/LOCKS/LINKAGES:HOOD:LATCHCrash reported

THIS IS VERY SERIOUS AND DANGEROUS AFTER ADDING OIL TO THE ENGINE OF THIS VEHICLE YESTERDAY I MADE SURE THE HOOD WAS SECURLY LATCHED ( BECAUSE IT HAS COME OPEN ON ME PREVIOUSLY WHILE IN MOTION ) I PU

Showing the 5 most serious of 346 complaints filed with NHTSA.

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