1996 Buick LeSabre Service and Repair Manual

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Factory-Grade Data

1996 Buick LeSabre 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

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

Trims covered

  • Custom Sedan 4-Door
  • Limited Sedan 4-Door

Engines covered

  • 3.8L 3800CC 231Cu. In. V6 GAS OHV 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

1996 Buick LeSabre Recalls & Complaints

NHTSA #95V20400023/10/1995Component: ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE

THESE VEHICLES WERE ASSEMBLED WITH A MALFUNCTION ALARM, LIGHTING AND LOCKING (MALL) MODULE THAT CAN CONTAIN A DAMAGED CAPACITOR. IF THE CAPACITOR IS DAMAGED, THE "KEY IN THE IGNITION" WARNING CHIME AN

Consequence

CONSEQUENCE OF NON-COMPLIANCE; THE DRIVER MAY NOT BE AWARE THAT THE KEY WAS LEFT IN THE IGNITION OR

Remedy

DEALERS WILL INSPECT AND, IF REQUIRED, REPLACE THE MALL MODULE.

NHTSA #96V11600001/07/1996Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

A BACKFIRE DURING ENGINE STARTING CAN CAUSE BREAKAGE OF THE UPPER INTAKE MANIFOLD.

Consequence

THIS CONDITION CAN CAUSE A NO-START CONDITION AND POSSIBLY AN ENGINE COMPARTMENT FIRE.

Remedy

DEALERS WILL UPDATE THE POWERTRAIN CONTROL MODULE PROGRAMMING. UNTIL THE CAMPAIGN REPAIR IS MADE, TH

TSB #10208027

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10171318

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10170494

This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.

TSB #10168979

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10166638

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

TSB #10165876

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10157018

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10154641

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

Showing the 8 most recent of 42 technical service bulletins on file with NHTSA.

20010109Component: AIR BAGS:FRONTALCrash reported2 injured

WHEN VEHICLE HIT A DEER, THE DEPLOYMENT OF THE FRONTAL AIR BAGS INJURED BOTH DRIVER AND PASSENGER, DRIVER RECEIVED RED MARKS, WHICH LOOKED LIKE BURNS, ON BOTH ARMS, PASSENGER LEGS WERE BADLY BRUISED,

19990726Component: AIR BAGS:FRONTALCrash reported1 injured

VEHICLE WAS INVOLVED IN A COLLISION AT 30 MPH, AND THE AIRBAGS DID NOT DEPLOY, RESULTING IN MINOR INJURIES. DEALER AND MANUFACTURER HAVE BEEN NOTIFIED. *AK

19970107Component: AIR BAGS:FRONTALCrash reported1 injured

HIT A DEER AND THE DRIVER'S SIDE AIR BAG DEPLOYED BUT PASSENGER'S SIDE AIR BAG DEPLOYED AND HIT PASSENGER IN THE LEG . *AK

20090223Component: SERVICE BRAKES, HYDRAULICCrash reported

TL*THE CONTACT OWNS A 1996 BUICK LESABRE. ONE YEAR AGO, THE BRAKES FAILED TO RESPOND ON THE VEHICLE WHILE LEAVING THE DRIVEWAY. THE VEHICLE DID NOT STOP AND STRUCK ANOTHER ONE OF THE CONTACT'S VEHIC

20071024Component: STRUCTURE:FRAME AND MEMBERSCrash reported

TL*THE CONTACT OWNS A 1996 BUICK LESABRE. WHILE DRIVING 25 MPH, THE CONTACT STRUCK A POTHOLE AND LOST CONTROL OF THE VEHICLE. HE NOTICED THAT THE FOUR REAR WASHERS WERE RUSTED, WHICH CAUSED THE ENGI

Showing the 5 most serious of 121 complaints filed with NHTSA.

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