1991 Pontiac LeMans Service and Repair Manual

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Factory-Grade Data

1991 Pontiac LeMans service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • LE Hatchback 2-Door
  • LE Sedan 4-Door
  • Value Leader Hatchback 2-Door

Engines covered

  • 1.6L 1588CC 98Cu. In. l4 GAS SOHC Naturally Aspirated

Index / Table of contents

  • 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

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Vehicle Safety Data

1991 Pontiac LeMans Recalls & Complaints

NHTSA #93V15400021/09/1993Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLY

THE SAFETY BELT BUCKLE ASSEMBLIES MAY NOT LATCH OR MAY NOT RELEASE DUE TO THE FRACTURE OF THE RED RELEASE PUSH BUTTON.

Consequence

THE BUCKLE MALFUNCTION WOULD PREVENT THE USE OF THESAFETY BELT SYSTEM, PLACING THE FRONT SEAT OCCUPA

Remedy

REPLACE OR REPAIR THE SAFETY BELT BUCKLES.

TSB #10246631

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

TSB #39305

CHATTERING, BINDING OR INCOMPLETE/REPEAT TRAVERSE OF SHOULDER BELT ON PASSIVE RESTRAINT. (SERVICE PROCEDURE, REFERENCE CAMPAIGN BULLETIN 93-C-57). *TW

19950309Component: SEAT BELTS:FRONT:WEBBINGCrash reported1 injured

DRIVERS SEATBELT DID NOT RESTRAIN IN AN ACCIDENT. PLEASE EXPLAIN. TT

19961210Component: SEAT BELTS:FRONT:RETRACTORCrash reported

DRIVER'S SIDE LAP/SHOULDER RETRACTOR BROKE, VEHICLE WAS IMPACTED AT 11:00 POSITION, SPEED 30MPH, CAUSING INJURIES TO DRIVER. *AK

19950630Component: POWER TRAIN:DRIVELINECrash reported

RIGHT REAR AXLE BROKE, CAUSING LOSS OF CONTROL/ACCIDENT. *AW

19990310Component: ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASHFire reported

RIGHT AFTER TURNING OFF THE IGNTION VEHICLE CAUGHT ON FIRE IN THE DASH AREA. OWNER WAS ABLE TO PUT OUT THE FIRE. THE PROBLEM WAS REPORTED TO THE DEALERSHIP. VEHICLE IS BEING REPAIRED. ALSO, WINDSHIEL

19990310Component: VISIBILITY:WINDSHIELD WIPER/WASHER:MOTORFire reported

RIGHT AFTER TURNING OFF THE IGNTION VEHICLE CAUGHT ON FIRE IN THE DASH AREA. OWNER WAS ABLE TO PUT OUT THE FIRE. THE PROBLEM WAS REPORTED TO THE DEALERSHIP. VEHICLE IS BEING REPAIRED. ALSO, WINDSHIEL

Showing the 5 most serious of 35 complaints filed with NHTSA.

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