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TSB (Technical Service Bulletins) and Factory Recall
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Automotive Recalls and Technical Service
Bulletins (TSB) for
1987 Buick Regal V6-231 3.8L VIN A 2-bbl
This is Technical Service Bulletin and
Automotive Recall Titles.
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Technical Service Bulletin Titles for 1987 Buick Regal V6-231 3.8L VIN A 2-bbl
JULY 1990 Recall - Brake Combination Valve Replacement
NOVEMBER 1987 Recall - A/T 200-4R Manual Valve Link Replacement
Technical Service Bulletin Titles for 1987 Buick Regal V6-231 3.8L VIN A 2-bbl
JUNE 1992 Recall - Emission/PROM Replacement
JUNE 1992 Recall - Emissions/PROM Replacement
Technical Service Bulletin Titles for 1987 Buick Regal V6-231 3.8L VIN A 2-bbl
MAY 1989 Campaign - Temporary Reduction of P/S Assist
Technical Service Bulletin Titles for 1987 Buick Regal V6-231 3.8L VIN A 2-bbl
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
JANUARY 2007 A/T - Grinding/Growling In PARK On An Incline
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
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
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 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 Leather Seat Covers - Cleaning Procedure
OCTOBER 1994 PROM/MEMCAL - Identification Marks
SEPTEMBER 1994 A/C Refrigerant - Contamination
SEPTEMBER 1994 Campaign - Product Bulletin Numbering System
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
MAY 1994 Webasto Sunroof System - Information Hotline
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
DECEMBER 1993 A/T - 200R4 Bind-Ups In Reverse/No Movement
DECEMBER 1993 A/T - 700R4, 2004R No Line Pressure Rise
DECEMBER 1993 Steering - System Bleed Procedures
OCTOBER 1993 Fuel - How Fuel Economy Is Determined
JULY 1993 A/T - 200/200C/200R4, 325/3254L, 700-R4 No 2nd Gear
JULY 1993 A/T - THM Late or No Upshifts
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 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
FEBRUARY 1993 Power Master brakes - Hard Pedal/Brake Light ON
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
FEBRUARY 1992 A/T - Service Replacement Transaxle Assembly SRTA Update
JANUARY 1992 Lights - New Twilight Sentinel Module Service Part
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
SEPTEMBER 1991 Engine - Oil Leak at Rear Main Seal
JULY 1991 A/T - 200R4 Valve Body Assembly Inspection
MAY 1991 A/T - 200C Lock-Ups Up In 3rd Gear
APRIL 1991 A/C System - Refrigerant Loss Prevention
APRIL 1991 A/T - Diagnosing Converter Lock-Up Problems
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
NOVEMBER 1990 Main/Connecting Rod Bearing - Clearance Revision
OCTOBER 1990 A/T - Engine Vacuum Testing
OCTOBER 1990 A/T - Slipping/No Reverse/Repeat Reverse Band Distress
OCTOBER 1990 A/T - THM 440T4/4T60E New Clutch Plates
OCTOBER 1990 Emissions Testing Vehicle Preconditioning
OCTOBER 1990 Fuel System - Recommended Fuels
SEPTEMBER 1990 A/T - Torque Converter Identification
SEPTEMBER 1990 MAP - Revised Chart C-1D, DTC`s 33, 34, 63, 64
JULY 1990 A/T - 200, 325, 2004R, 3254L GM Servos
JULY 1990 Aluminum Wheel - Coated Wheel Weights
JULY 1990 Tie Rod, Outer - Recommended Inspection Procedure
JULY 1990 Tools - On-Vehicle Brake Lathe Cutting Tips
JUNE 1990 Accessories (Aftermarket) - Installation Guidelines
MAY 1990 A/T - 1-2 Slip or Shudder, 2nd Gear Slip, or No 2nd Gear
MAY 1990 Reconstituted Antifreeze - Coolant Testing
APRIL 1990 A/T - Drive Link Wear Specification Revised
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 A/T - 200R4 Delayed Neutral To Reverse Engagement
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 - 4L60/THM 700R4 200R4 Fluid Filter Seal
SEPTEMBER 1989 A/T - Harsh Park or Neutral to Reverse Engagement
SEPTEMBER 1989 A/T - Twenty Steps To Successful Repairs
SEPTEMBER 1989 A/T - Updated ATF Color & Level Checking
SEPTEMBER 1989 Cooling System - Reconstituted Antifreeze
AUGUST 1989 A/T - Math Formulas Part I
JULY 1989 A/T - Harsh Park or Neutral to Reverse Gear Engagement
JULY 1989 Cruise Control - Incorrect Resume Operation
JULY 1989 Paint - Diagnosis & Repair For Chipping
JULY 1989 Seat Belts - Child Seat Installation W/ Automatic Belts
JUNE 1989 A/T - Intermittent Loss of Drive
JUNE 1989 A/T - New R&R Final Drive Pinion Gear Washers & Sun Gear
JUNE 1989 A/T - THM 200/200C No Passing Gear Above 35 MPH
MAY 1989 Electrical - Wiring Repair Temp Range Precaution
MAY 1989 Steering - Power Rack & Pinion Gear Service Information
APRIL 1989 A/T - No 3RD Gear (New Thrust Bearing)
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
MARCH 1989 Engine Controls - Use of Crank Sensor Adjusting Tool
FEBRUARY 1989 A/T - 700R4/2004R Fluid Filter Seal Correction
FEBRUARY 1989 A/T - 700R4/200-4R New Fluid Filter Seal
FEBRUARY 1989 A/T - Pump Body/Fluid Leaks At Front Seal
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 A/T - THM 2004R 700R4 TCC Stalls Engine In Drive/Reverse
NOVEMBER 1988 A/T - THM 200C Ball Capsule Versus Cup Plug in TC
NOVEMBER 1988 Battery - Diagnosis and Charging
NOVEMBER 1988 Brakes - New Restricted Brake Fluid Passage Diagnosis
NOVEMBER 1988 Fuel - Feed/Return Pipe Repairs
NOVEMBER 1988 Service Manual - Warranty Supplement/Parts list
SEPTEMBER 1988 Stop Light - Blown Fuse
JULY 1988 A/T - Sprag Rotation
JULY 1988 A/T - THM Steel Clutch Piston Inspection
JULY 1988 Steering - Identifying Rack and Pinion Noises
JULY 1988 Steering - Split Rings For Rack and Pinion
JULY 1988 Theft Deterrent System - Relay Change
JUNE 1988 Oil Cooler Adapter - O-Ring Seal/Torque Specification
MAY 1988 A/T - THM 200/200C, 400, 700R4 Speedometer Leak
APRIL 1988 A/T - THM 200C Forward Clutch Design Change
MARCH 1988 A/T - 200R4 Improved Forward Clutch/Smoother Engagement
MARCH 1988 A/T - 440T4 3-2 Coastdown Bump
MARCH 1988 A/T - No Upshift/Governor Contamination
MARCH 1988 Interior - Cloth Disformation
FEBRUARY 1988 A/T - Checking Pressure Switches For Leaks
FEBRUARY 1988 A/T - New Input Clutch and 3rd Clutch Seal Installers
FEBRUARY 1988 Electrical - 32 Way Connector Improperly Marked
JANUARY 1988 A/T - 700R4 & 2004R New Iron Pump Rings
JANUARY 1988 A/T - THM 440-T4 Service Manual Update
JANUARY 1988 Engine Controls - Damage to Wiring Terminals
DECEMBER 1987 A/T - 3-4 Gear Accumulator Piston and Spring Positioning
DECEMBER 1987 A/T - Harsh Park or Neutral/Drive/Reverse Engagement
DECEMBER 1987 A/T - New 2nd Gear Clutch Piston Seal
DECEMBER 1987 Camshaft Thrust Plate - New Design
DECEMBER 1987 Engine - Alleged Throttle Control Problems
NOVEMBER 1987 A/T - Slow TCC Apply
NOVEMBER 1987 Ignition System - Service Manual Revision
NOVEMBER 1987 Power Steering - Noise During Parking
OCTOBER 1987 A/C - Unnecessary Compressor Replacement
OCTOBER 1987 A/T - 200-4R New Oil Pump Vanes
OCTOBER 1987 A/T - 2004R Gear Whine Noise
OCTOBER 1987 A/T - THM 200 & 2004R New Transmission Oil Pan Gasket
OCTOBER 1987 Multi-Function Switch Lever - Rattling Noise
OCTOBER 1987 Paint - Acrylic Coating Touch Up Paint
SEPTEMBER 1987 A/T - Front Bushing Wear
SEPTEMBER 1987 Radio - Inoperative Due to Logic Lock Up
AUGUST 1987 A/T - Slipping or No-Shift/Metal Sealing Rings
AUGUST 1987 Generator - CS-144 Rectifier Update
JULY 1987 A/T - THM 200/200C No Reverse
JULY 1987 Fuel Injectors - Fuel Recommendations
JUNE 1987 A/T - Harsh Park/Neutral to Drive Engagement
JUNE 1987 A/T - Methods to Check for Restricted Exhaust
JUNE 1987 A/T - New Forward Clutch Assembly
JUNE 1987 A/T - THM 200-4R Wiring Diagram Update
JUNE 1987 Paint - Assembly Plant Identification
MAY 1987 A/T - 200R4 No Second Gear Or No TCC Clutch Engagement
MAY 1987 A/T - Fluid Leaks From the Speedometer Driven Gear
MAY 1987 Exhaust - Sulfur Odor
MAY 1987 Handling Tires - Vibration
MAY 1987 Powermaster Brake System - Service Kits
MAY 1987 Wheel Alignment - Recommendations
APRIL 1987 Voltage Regulator - Failures
MARCH 1987 A/T - Converter Clutch Solenoid Fluid Source I.D.
MARCH 1987 Engine - Valve Lifter Type Noise On Cold Start
MARCH 1987 Power Steering - Noise During Parking Maneuvers
FEBRUARY 1987 Generator - CS-144 Slip Ring End Frame Reassembly
JANUARY 1987 A/T - 200/200C No Passing Gear/Check Ball Mislocated
JANUARY 1987 A/T - Erratic Shift Patterns
JANUARY 1987 A/T Throttle Valve - Summary of Conditions/Diagnosis
JANUARY 1987 Alignment - Specifications
JANUARY 1987 Brake Light/Cruise Control Switches - Misadjusted
JANUARY 1987 Brakes - Disc Brake Noise
JANUARY 1987 Head Gasket - Replacement Recommendation
JANUARY 1987 PCM - Intermittent False Trouble Code 32
DECEMBER 1986 A/T - 200/2004R, 325/3254L Harsh or Soft 2-3 Shift
DECEMBER 1986 Aluminum Wheels - Nylon Coated Wheel Weights
DECEMBER 1986 Fuel Injection System - Recommended Fuels
DECEMBER 1986 Fuel System - Fuel Additive
NOVEMBER 1986 A/C Compressor - Repetitive Failure
NOVEMBER 1986 A/T - 2004R/700R4 Oil Pump & Slide Service
NOVEMBER 1986 A/T - Slipping Or No Third Gear After Overhaul
NOVEMBER 1986 Air Conditioning - Moan and Vibration
NOVEMBER 1986 Generator - CS-144 Rectifier Bridge Usage
OCTOBER 1986 A/T - Service Manual Procedure Update.
OCTOBER 1986 Vehicle Identification Number - Format
JULY 1986 A/T - 2004R/200C, 325 Soft 1-2 Shift
JULY 1986 A/T - Pressure Tap Locations
JUNE 1986 A/T - 200 4R & 700 R4 Pump Failure
MAY 1986 A/T - 125, 200C/200 4R, 700 R4 Hidden Residue Build Up
APRIL 1986 A/T - 125/200/200 4R/325 4L Late or No Upshift
MARCH 1986 A/T - Converter Clutch Shudder
FEBRUARY 1986 A/T - 2004R & 700R4 Pump Break Up
FEBRUARY 1986 A/T - Governor Pressure Switches
JANUARY 1986 A/T - Rapid Converter Pump Bushing Wear
JANUARY 1986 A/T - Sticking Throttle Valves
JANUARY 1985 A/T - 2004R/700R4 Pump Assembly
JANUARY 1985 A/T - 200C/2004R, 700-R4 Lip Seal Packages Part Numbers
JANUARY 1985 A/T - No Converter Clutch Apply When Unit Is Hot
FEBRUARY 1981 Oxygen Sensors - Silica Contamination
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