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
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 OF NON-COMPLIANCE; THE DRIVER MAY NOT BE AWARE THAT THE KEY WAS LEFT IN THE IGNITION OR
DEALERS WILL INSPECT AND, IF REQUIRED, REPLACE THE MALL MODULE.
A BACKFIRE DURING ENGINE STARTING CAN CAUSE BREAKAGE OF THE UPPER INTAKE MANIFOLD.
THIS CONDITION CAN CAUSE A NO-START CONDITION AND POSSIBLY AN ENGINE COMPARTMENT FIRE.
DEALERS WILL UPDATE THE POWERTRAIN CONTROL MODULE PROGRAMMING. UNTIL THE CAMPAIGN REPAIR IS MADE, TH
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
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
This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT
NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION. *TT
SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT
EXPERIENCING EXCESSIVE ENGINE COOLANT CONSUMPTION, OR AN ENGINE COOLANT LEAK NEAR OR UNDER THE THROTTLE BODY AREA OF THE UPPER INTAKE MANIFOLD. *TT
Showing the 8 most recent of 32 technical service bulletins on file with NHTSA.
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,
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
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
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
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.
