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TSB (Technical Service Bulletins) and Factory Recall
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Automotive Recalls and Technical Service
Bulletins (TSB) for
1986 Buick LeSabre Estate Wagon V8-307 5.0L
This is Technical Service Bulletin and
Automotive Recall Titles.
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Technical Service Bulletin Titles for 1986 Buick LeSabre Estate Wagon V8-307 5.0L
JULY 1989 Recall - Cruise Control Servo Bail Bushing Failure
JULY 1987 Recall - ABS Pump Motor Relay/Fuse Replacement
OCTOBER 1986 Recall - Defective Push-Pull Headlamp Switch
MAY 1986 Recall - Push-Pull Headlight Switch Defective
Technical Service Bulletin Titles for 1986 Buick LeSabre Estate Wagon V8-307 5.0L
APRIL 2007 Tires - Proper Inflation Pressure Information
APRIL 2007 Body - Polypropylene Energy Absorber Replacement
APRIL 2007 Engine - Sealant Usage/procedures
APRIL 2007 A/T - Dexron®-VI(R) Fluid Availability
MARCH 2007 Instruments - Reduced PRNDL Display Visibility
FEBRUARY 2007 Wheels/Tires - `Upsized` Wheel & Tire Information
FEBRUARY 2007 Engine, A/T - Shift/Driveability Concerns/MIL ON
JANUARY 2007 Locks - Key Code Securtiy Rules & Information
JANUARY 2007 Body - Hem Flange Repair
JANUARY 2007 Tires - Radial Force Variation (RFV) Information
DECEMBER 2006 Restraints - Availability of Seat Belt Extenders
NOVEMBER 2006 Warranty - Claims Submission
NOVEMBER 2006 Engine - Unnecessary Flushing Services
NOVEMBER 2006 Fuel System - TOP TIER Detergent Gasoline
NOVEMBER 2006 Fuel System - TOP TIER Detergent Gasoline Usage
NOVEMBER 2006 M/T - Hydraulic Clutch Bleeding Procedure Improvement
OCTOBER 2006 Body - Metal Panel Adhesive Bonding Information
OCTOBER 2006 Interior - Eliminating Unwanted Odors
OCTOBER 2006 Tires - Tread Puncture Repair Procedures
SEPTEMBER 2006 Wheel Alignment - Recommendations/Requirements
SEPTEMBER 2006 Wheels - Pitting/Brake Dust On Chrome Wheels
SEPTEMBER 2006 Fuel System - GM Fuel System Treatment Plus(R)
SEPTEMBER 2006 Body - Distortion On Outer Glass Surfaces
SEPTEMBER 2006 Wheels - Changing Procedures/Precautions
AUGUST 2006 M/T - Normal Operating Characteristics
AUGUST 2006 Tires - Original Equipment Tire Characteristics
AUGUST 2006 Cooling System - Coolant Recycling Information
AUGUST 2006 Wheels Chrome Wheel Chemical Staining/Pitting/Corrosion
JULY 2006 Fuel System - E85 Fuel Usage Information
JUNE 2006 Windshield Wipers - Performance/Cleaning and Maintenance
JUNE 2006 Wheels - Aluminum Wheel Refinishing Recommendations
JUNE 2006 A/T - Dexron®(R) VI Fluid Availability
JUNE 2006 A/T - Clunk When Shifting From PARK/DRIVE/REVERSE
MAY 2006 Electrical - Instrument Panel & General Wiring Repair
APRIL 2006 Audio System - Portable Audio Equipment Noise
APRIL 2006 Wheels/Tires - Slow Leaks From Aluminum Wheels
MARCH 2006 Body - Urethane Adhesives for Glass Applications
MARCH 2006 Tires/Wheels - Wheel Weight Usage Precautions
FEBRUARY 2006 A/T - Fluid Cooler Flushing
JANUARY 2006 Engine - Surface Conditioning Disc Usage Prohibition
JANUARY 2006 Fuel System - Fuel Injector Maintenance Cleaning
DECEMBER 2005 Tires/Wheels - Nitrogen Gas Usage for Filling Tires
OCTOBER 2001 A/T - Core Return Product Feedback Form
MAY 2001 Key/Key Number/Security Chip - Replacement
NOVEMBER 2000 Suspension - Chassis Lubrication Importance
JUNE 2000 ACDelco(R) Remanufactured Transmissions - Program Update
MAY 2000 Brake Fluid - Level & Filling Recommendations
MAY 2000 EVAP System - Service of Connectors
APRIL 2000 Warranty - GM Dealer Parts Procurement
JANUARY 2000 Child Restraint - Auxiliary Seat Belt
JANUARY 2000 Lap/Shoulder Belts - Dealer Installed Rear Kits
NOVEMBER 1999 IP Dimmer Control - Proper Setting
OCTOBER 1999 Cooling - Radiator Repair/Replacement Guidelines
SEPTEMBER 1999 Engine - AC Delco Remanufactured Engines
JUNE 1999 Warranty - OE Chrome Plated Aluminum Wheel ID
APRIL 1999 Instrument Panel - Upper Surface Reflection
MARCH 1999 Battery - Insulator Replacement & Caution
MARCH 1999 SIR - Operating Vehicle with Warning Light On
DECEMBER 1998 Warranty - Notice of Delayed Start Process
OCTOBER 1998 Drivetrain - Recommended Axle Lubricant
AUGUST 1998 Warranty - Parts Warranty Special Claims B and C
MAY 1998 Warranty - Request for Wholesale Authorization
APRIL 1998 Engine - Surface Conditioning Discs Precautions
MARCH 1998 VIN Plate - Replacement Policy and Procedure
FEBRUARY 1998 Warranty - GM Dealer Empowerment Program
FEBRUARY 1998 Warranty - New Vehicle/Replacement Battery
JANUARY 1998 Brakes - Rotor & Hub Flange Cleaning Tool Revision
JANUARY 1998 Suspension - Shock Absorber/Strut Replacement Guidlines
JANUARY 1998 Warranty - Enhanced Sublet Repair Policy
JANUARY 1998 Warranty - Repair/Replace Policies & Procedures
DECEMBER 1997 Engines - ACDelco Remanufactured
DECEMBER 1997 Parts Expediting - Reimbursement Policy
DECEMBER 1997 Warranty - Rail Dust Removal & Chemical Spotting Labor
NOVEMBER 1997 A/C - PureGuard 2 Operating Alert
NOVEMBER 1997 Labor - Revised Operation Z1241/Personal Property Damage
AUGUST 1997 A/T & M/T - AC Delco Remanufactured Transmissions
MAY 1997 Windshield - Two-Part Urethane Adhesive For Installation
APRIL 1997 A/C - Tool And Equipment Maintenance
APRIL 1997 Warranty - Required Claim Submission Procedures
FEBRUARY 1997 A/C - Systems With R12 Or R134a Service Issue
FEBRUARY 1997 Body - Sealer Tape For Collision Repairs
JANUARY 1997 A/C - Retrofitting R-12 to R-134a
JANUARY 1997 Compact Disc Players - CD Changer Loading Procedures
JANUARY 1997 Warranty - Repair and Claims Procedures
DECEMBER 1996 Warranty - Claim Processing
NOVEMBER 1996 A/C Compressor Seal Washer - Reference Chart
NOVEMBER 1996 Key Code - Information
SEPTEMBER 1996 Odometer/Speedometer - ACDelco Service Center Locations
SEPTEMBER 1996 Warranty - Corporate Parts Return Program Instructions
JUNE 1996 Warranty - Goodwrench® Service Lifetime Service Guarantee
MAY 1996 Enhanced Emission Inspection Maintenance - Equipment
APRIL 1996 Headlamp Lens - Distortion Caused by Aiming Equipment
JANUARY 1996 Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
DECEMBER 1995 Enhanced Emission I/M - Program Update
OCTOBER 1995 Daytime Running Lamp - Retrofit Kits
JULY 1995 Vehicle - AC Delco Locator Service, Electronics Exchange
JUNE 1995 Fuel - Reformulated/Oxygenated Gasolines
JUNE 1995 Vehicle - Use of a Diagnostic Worksheet
JUNE 1995 Warranty Information Network System - Stage 2
MAY 1995 Contaminated R12 Refrigerant - Testing & Handling
APRIL 1995 Coolant - Information on Propylene Glycol Usage
MARCH 1995 A/T - Dexron® III Fluid Introduction
MARCH 1995 Tools - A/C Leak Detector Maintenance Kit Availability
FEBRUARY 1995 I/M Emissions Diagnostic Manual -Program
JANUARY 1995 I/M 240 Program - Equipment Purchase
JANUARY 1995 Warranty - Claims Processing
DECEMBER 1994 Brakes, Front - Pulsation Diagnosis, Correction, Repair
DECEMBER 1994 Enhanced IM240 Program - Implementation Plan
NOVEMBER 1994 Glass - Adhesive Caulking Kit Revisions
OCTOBER 1994 I/M 240 Repairs - Obtaining Technical Assistance
OCTOBER 1994 PROM/MEMCAL - Identification Marks
SEPTEMBER 1994 A/C Refrigerant - Contamination
SEPTEMBER 1994 Campaign - Product Bulletin Numbering System
AUGUST 1994 Exhaust Pipe - Knocking Noise
AUGUST 1994 Parts - Expediting Procedures
JULY 1994 Electrical - New Nickel Tape Shields Harnesses
JULY 1994 Tires - Speed Rated Information
JULY 1994 Warranty - Corporate Parts Return Program
APRIL 1994 Emission - Enhanced Inspection Maintenance Programs
MARCH 1994 P/S - Reduced Assist When Cold
FEBRUARY 1994 Anti-Lock Brake - Aftermarket Products Usage Precaution
FEBRUARY 1994 Warranty - Recycled Engine Coolant Policy
JANUARY 1994 A/C - Retrofitting R-12 Vehicles to R-134A
JANUARY 1994 Brakes - Intermittent Pull Under Hard Braking
DECEMBER 1993 Steering - System Bleed Procedures
OCTOBER 1993 Fuel - How Fuel Economy Is Determined
JULY 1993 Audio - Radio Frequency Interference (RFI) Diagnosis/ID
JULY 1993 Cast Aluminum Wheels - Leaking
JULY 1993 Wheels - Sealing Leaking Cast Aluminum
JUNE 1993 A/T - Servicing Vehicles With Contaminated ATF
JUNE 1993 ABS Pump Motor - Replacement of Failed Component
JUNE 1993 Engine - Recycling Used Oil Filters
JUNE 1993 Tools - Introduction Of The Fuel Injector Tester
JUNE 1993 Tools - New Fuel Injection Tester
MAY 1993 A/C - R134A Refrigerant Information
MAY 1993 Insolation Diodes - Replacement Information
NOVEMBER 1992 A/C Compressor Shaft Nut - Removal (Discontinued)
OCTOBER 1992 Engine - Miss, Hesitation, or Roughness
SEPTEMBER 1992 Fuel - Effect of Fuel Volatility On Driveability
AUGUST 1992 A/C - Information On the Use of Alternate Refrigerants
JULY 1992 Wheels (Steel) - Proper Changing Procedure
JUNE 1992 A/C - Leak Test
APRIL 1992 Wheels (Aluminum) - Coated Balance Weight Usage
DECEMBER 1991 Locks - Door Lock Cylinders Bind, Sticks
NOVEMBER 1991 A/T - How To Use A Pressure Gauge
OCTOBER 1991 A/T - New Transmission/Transaxle Fluid
SEPTEMBER 1991 A/T - Evaluating Peened Spacer Plates
JUNE 1991 Odometer - Lighting Insufficient
MAY 1991 A/T - New Band Assemblies
APRIL 1991 A/C System - Refrigerant Loss Prevention
APRIL 1991 Instrument Panel - Upper Surface Cleaning
MARCH 1991 Battery - Dead Due to Excessive Current Draw
MARCH 1991 Power Steering - Reduced Assist At Low Temperatures
JANUARY 1991 Disc Brakes - Service Information
JANUARY 1991 Wipers - Chattering Blades or Poor Wipeability
DECEMBER 1990 Wheels - Clear Coat Scratch Removal
NOVEMBER 1990 Connector Terminals - Contact Checking Procedure
OCTOBER 1990 A/T - Engine Vacuum Testing
OCTOBER 1990 Emissions Testing Vehicle Preconditioning
SEPTEMBER 1990 Antenna Bezel Nut - Tool Applications
SEPTEMBER 1990 MAP - Revised Chart C-1D, DTC`s 33, 34, 63, 64
JULY 1990 Aluminum Wheel - Coated Wheel Weights
JULY 1990 Tools - On-Vehicle Brake Lathe Cutting Tips
JUNE 1990 Accessories (Aftermarket) - Installation Guidelines
MAY 1990 Reconstituted Antifreeze - Coolant Testing
APRIL 1990 A/C Filter - Repeated Orifice Tube Plugging
APRIL 1990 Battery - Revised Ammeter Connecting (Parasitic Drain)
MARCH 1990 Oil Filter (75 mm) - Proper Installation
FEBRUARY 1990 A/T - Choosing the Right ATF
FEBRUARY 1990 A/T - Revised Rear Bushing Remove and Install Procedure
DECEMBER 1989 A/C - Blower Motor Inoperative or Will Not Stop Running
NOVEMBER 1989 Carpet Inserts - Loose
OCTOBER 1989 A/T - Math Part II
OCTOBER 1989 A/T - Revised Direct Clutch Housing
OCTOBER 1989 Fuel - Use of MTBE At 15% or Less In Gasolines
SEPTEMBER 1989 A/C - CFC Reduction & Refrigerant Recovery/Recycling
SEPTEMBER 1989 A/T - Twenty Steps To Successful Repairs
SEPTEMBER 1989 Cooling System - Reconstituted Antifreeze
AUGUST 1989 A/T - Math Formulas Part I
JULY 1989 Paint - Diagnosis & Repair For Chipping
JULY 1989 Seats - Protruding Springs
JUNE 1989 A/T - Intermittent Loss of Drive
JUNE 1989 A/T - New R&R Final Drive Pinion Gear Washers & Sun Gear
MAY 1989 Electrical - Wiring Repair Temp Range Precaution
MAY 1989 Steering - Power Rack & Pinion Gear Service Information
APRIL 1989 P/S - Proper Fluid Usage, Do not use ATF
MARCH 1989 A/T - Delayed Drive Engagement Concern
MARCH 1989 Audio - Poor Radio Reception, Antenna Coaxial Terminal
FEBRUARY 1989 Battery - Use High Charger Setting to Recharge
JANUARY 1989 A/C - System Description & Diagnostic Procedure
JANUARY 1989 Engine Coolant - Substitutes Not Recommended
JANUARY 1989 Fuel - Pump Replacement Caution, Strainer
JANUARY 1989 Wheels - Cast Aluminum Wheel - Porosity Repairs
JANUARY 1989 Wheels - Nylon Coated Wheel Weights
NOVEMBER 1988 Battery - Diagnosis and Charging
NOVEMBER 1988 Brakes - New Restricted Brake Fluid Passage Diagnosis
NOVEMBER 1988 Fuel - Feed/Return Pipe Repairs
SEPTEMBER 1988 Fuel System - Pump Noise Heard Inside Cabin
SEPTEMBER 1988 Stop Light - Blown Fuse
AUGUST 1988 Sun Visors - Loose and Will Not Hold Position
JULY 1988 Steering - Identifying Rack and Pinion Noises
JULY 1988 Steering - Split Rings For Rack and Pinion
MARCH 1988 Fuel Pump - Noise
MARCH 1988 Astro Roof - Windnoise
MARCH 1988 Brakes - Low Pedal Feel
MARCH 1988 Interior - Cloth Disformation
MARCH 1988 Paint - Removal of Minor Paint Imperfections
MARCH 1988 Suspension - Upper Front Strut Mount Nut Change
FEBRUARY 1988 Engine - Vibration on Acceleration (1-10 MPH)
JANUARY 1988 Engine Controls - Damage to Wiring Terminals
JANUARY 1988 Engine Controls - Updated `Idle Load Compensator Check`
JANUARY 1988 Windshield - Removal and Installation Procedure
DECEMBER 1987 A/C - Lack of Heating Performance
DECEMBER 1987 A/T - 3-4 Gear Accumulator Piston and Spring Positioning
DECEMBER 1987 Engine - Alleged Throttle Control Problems
DECEMBER 1987 Instrument Panel Pad - Noise at Front
DECEMBER 1987 Power Sunroof - Cable Availability
NOVEMBER 1987 Engine - No Crank Condition
NOVEMBER 1987 Manual Seat Back Recliner - Creeps Rearward
OCTOBER 1987 A/T - 200-4R New Oil Pump Vanes
OCTOBER 1987 A/T - 2004R Gear Whine Noise
OCTOBER 1987 ABS Wheel Speed Sensor - Harness Repair kits
OCTOBER 1987 Multi-Function Switch Lever - Rattling Noise
OCTOBER 1987 Windshield - Condensation In High Heat/Humidity
SEPTEMBER 1987 A/T - Front Bushing Wear
SEPTEMBER 1987 Steering - Lead or Pull Recommendations
AUGUST 1987 A/T - Slipping or No-Shift/Metal Sealing Rings
AUGUST 1987 Air Management (A.I.R.) - Premature Check Valve Failure
JULY 1987 A/C Compressor Discharge Pipe - Broken
JUNE 1987 A/T - Harsh Park/Neutral to Drive Engagement
JUNE 1987 Body - Grand National Car Option (WE2) Available
MAY 1987 Power Window Switches - New Design
APRIL 1987 Voltage Regulator - Failures
MARCH 1987 Electronic Level Control Air Bladder - Replacement
MARCH 1987 Rear Compartment - Water Intrusion
FEBRUARY 1987 Door Trim Panel - Fit/Gap at Top
FEBRUARY 1987 Front Seat Cushion - Hard/Too Firm
FEBRUARY 1987 Generator - CS-144 Slip Ring End Frame Reassembly
JANUARY 1987 A/T Oil Pan Gasket - Revised to Eliminate Fluid Leaks
DECEMBER 1986 Fuel Injection System - Recommended Fuels
DECEMBER 1986 Fuel System - Fuel Additive
NOVEMBER 1986 A/C Compressor - Repetitive Failure
NOVEMBER 1986 Air Conditioning - Moan and Vibration
NOVEMBER 1986 Anti-Lock Brake System - Component Exchange Program
NOVEMBER 1986 Delco Freedom Battery - Diagnosis/Charging Procedure
NOVEMBER 1986 Front Door Glass - Rattle When Closing
NOVEMBER 1986 Generator - CS-144 Rectifier Bridge Usage
NOVEMBER 1986 Radio - Ignition Noise Interference
NOVEMBER 1986 Rear Compartment Lids - Correction for Hard Closing
NOVEMBER 1986 Seat Back, 3RD Release System - Inoperative
OCTOBER 1986 Automatic Level Control - Car Is Leveling Light Deleted
OCTOBER 1986 Delco Freedom Battery - Storage and Testing
OCTOBER 1986 Door Lock Switches, Front - Fall Out of Escutcheon
OCTOBER 1986 Paint - Color Coat Chips Off
SEPTEMBER 1986 Electronic Controls - Electrostatic Discharge Damage
SEPTEMBER 1986 Front Door Glass - Becomes Disengaged from Run Channel
SEPTEMBER 1986 Gasoline/Diesel Engines - Reman Availability
SEPTEMBER 1986 Ignition, C(3)I - No Start/No Spark Diagnosis
SEPTEMBER 1986 Paint - Color Sanding Basecoat/Clearcoat Finishes
SEPTEMBER 1986 Tilt Steering Column - Noise or Squeaks
AUGUST 1986 Engine Controls - Service Manual Chart Update Code 52
AUGUST 1986 Front Door Glass - Installation and Adjustment
AUGUST 1986 Fuel Injectors - Fuel With Injector Cleaning Additives
AUGUST 1986 Fuel Pump Connector C - Corrected Location
JULY 1986 Aluminum Wheels - Discoloration or Surface Degradation
JULY 1986 Frame Insulator - Identification
JUNE 1986 A/C - Restricted Air Flow/Slow Mode Change to Defroster
JUNE 1986 Exhaust - Intermediate Pipe Replacement
JUNE 1986 Radio - Ignition Noise
JUNE 1986 Service Manuals - 1985 and Prior Publications Ordering
MAY 1986 Delco Generator Exchange Program
MAY 1986 ECM Wiring - Metri-Pack Series 150 Terminal Removal
MAY 1986 Tires, All Season - Irregular/Premature Wear
MAY 1986 Vehicle - Fluid Leak Detection/Dyes
APRIL 1986 Brake - Pulsation Causes/Cures
APRIL 1986 Luggage Rack - Interference With High Mount Brake Lamp
MARCH 1986 A/T Control Valve Assembly - Cleaning and Servicing
FEBRUARY 1986 A/T - ID Information Including 3-Letter Mode Code
FEBRUARY 1986 Cooling System - Antifreeze Concentration and Effects
FEBRUARY 1986 Parking Brake Pedal Bumper - Separation From Pedal
FEBRUARY 1986 Tools - Scanner Update for New Model Year Data Stream
FEBRUARY 1986 Trip Odometer - Revised
JANUARY 1986 Deck Lid/Fuel Filler Door Locks - Binding or Inoperative
JANUARY 1986 Intake Manifold Gaskets - Revised
JANUARY 1986 Power Steering - Moan-Type Noise at Idle in Drive
JANUARY 1986 Radio - Alternator Whine in Left Channel
JANUARY 1986 Tires, Front - Premature Tire Wear
DECEMBER 1985 Brakes - Bleeding/Repriming Powermaster Pump
NOVEMBER 1985 Custom Cruise III - Delayed Engagement Feature
NOVEMBER 1985 Paint - Assembly Plant and Supplier Identification
NOVEMBER 1985 Six-Way Power Seat Adjuster - Improvements
NOVEMBER 1985 Sunroofs - Clinched Nut Repair Procedure
NOVEMBER 1985 Tools - Modified Diagnostic Routine With Quick Checkers
OCTOBER 1985 Emissions - Effects of Top Engine Cleaner on Converter
OCTOBER 1985 Steering - Moan Type Noise at Curb Idle in Drive, A/C On
MAY 1985 Brake Disc Pad, Front - Change
FEBRUARY 1981 Oxygen Sensors - Silica Contamination
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