1989 Buick Regal V6-173 2.8L Recall and Technical Service Bulletin Titles
TSB Number & Issue Date TSB Title 97016 MAY 97 Recall - Rear Cradle Bolt Retainer Corrosion
90C54 JUN 95 Recall - Cracking Steel Wheel (Revised Labor Codes)
90C54A JUN 95 Recall - Cracked Steel Wheel (Disc Date Code Missing)
90C8 NOV 90 Recall - Brake Stoplamp Switch
90C6A10 OCT 90 Recall - Front Shoulder Belt Anchor (Revised Warranty)
90C6 JUL 90 Recall - Front Shoulder Belt Anchor
89C46C JAN 89 Recall - Fuel Return Pipe Assembly Fracture & Leak
TSB Number & Issue Date TSB Title 89POL1 MAR 92 Campaign - Door Hinge Breaks
TSB Number & Issue Date TSB Title 00-03-10-002F APR 11 Wheels - Chrome Wheel Staining/Pitting/Corrosion
04-07-30-037E APR 11 A/T - Dexron®(R)-VI Fluid Information
10-08-50-003A MAR 11 Restraints - Driver/Passenger Seat Head Rest Information
99-08-51-007E MAR 11 Wheels/Tires - Refinishing Aluminum Wheels
11-00-90-001 MAR 11 Engine - GM dexos 1 and dexos 2(R) Oil Specifications
02-07-30-052G MAR 11 A/T - Fluid Oil Cooler Flush
99-08-51-001B MAR 11 Body - Paint-Less Dent Repair Recommendations
06-08-43-003C FEB 11 Glass/Body - Windshield Wiper Performance
09-09-40-001A FEB 11 Restraints - Seat Belt Warning Lamp On/Buckling Issues
01-08-42-001H JAN 11 Lighting - Exterior Lamp Condensation and Replacement
06-08-50-009F DEC 10 Restraints - Passenger Presence System Information
03-07-29-004G DEC 10 Manual Transmission - M/T Operating Characteristics
05-03-07-009C DEC 10 Steering/Suspension - Wheel Alignment Specifications
09-06-03-004D DEC 10 Electrical - MIL ON/DTC's Set By Various Control Modules
01-08-51-003B NOV 10 Body - Application of Anti-Corrosion Materials
04-06-04-054B NOV 10 Engine Controls - Aftermarket Accessory Usage
08-07-30-035B NOV 10 A/T - Water Or Coolant Contamination Information
05-06-04-022G OCT 10 Fuel System - TOP TIER Detergent Gasoline (Canada)
10-08-45-001B OCT 10 Electrical - Information For Electrical Ground Repair
00-08-48-005D SEP 10 Body - Vehicle Glass Distortion Information
04-08-50-006D SEP 10 Interior - Seat Cover Wrinkle/Crease/Burn Info
10-08-98-002 AUG 10 Body - Drilling High Strength Steel Using CryoCobalt(R)
03-00-89-008E JUL 10 Body - Metal Body Panel Corrosion Protection
06-08-51-005A JUN 10 Body - Hem Flange Sealer For Corrosion Protection
03-08-98-002B JUN 10 Body - Squeeze Type Resistance Spot Welding/Equipment
07-06-04-019D JUN 10 Electrical - Intermittent MIL/DTC P2138/Reduced Power
99-09-40-005F JUN 10 Restraints - Extender Availability For Seat Belt
02-08-42-001D JUN 10 Lighting - Headlamp Polycarbonate Lens Damage Prevention
06-03-10-010A JUN 10 Wheels - Changing Procedures/Precautions
10-00-89-010 MAY 10 Locks - Key Code Security Rules and Information
00-03-10-006F MAY 10 Wheels/Tires - Tire Radial Force Variation (RFV)
04-06-01-029E APR 10 Vehicle - Engine Crankcase and Subsystems Flushing Info.
05-03-10-003F APR 10 Tires/Wheels - Low Tire/Leaking Cast Aluminum Wheels
04-03-10-001F APR 10 Tires/Wheels - Tire Puncture Repair Procedures
05-03-10-020C APR 10 Wheels/Tires - Use of Nitrogen Gas in Tires
10-08-110-001 MAR 10 Interior - Proper Use of Floor Mats
01-07-30-042F FEB 10 A/T - 2-3 Upshift or 3-2 Downshift Clunk Noise
00-06-01-026C FEB 10 Engine - Intake Manifold Inspection/Replacement
09-03-10-017 DEC 09 Wheels/Tires - Replacement Wheel Weight Information
99-04-20-002F NOV 09 Drivetrain - Clunk Noise Shifting From PARK Into Gear
06-08-64-001B OCT 09 Body - Side Window Chipping Information
05-03-08-002C OCT 09 Suspension - Shock Absorber/Strut Leakage Information
06-08-111-004B SEP 09 06-08-111-004B - BULLETIN CANCELLATION NOTIFICATION
09-08-48-006 SEP 09 Body - Stain/Film On Windshield Glass Perimeter
04-06-04-047I AUG 09 Fuel System - 'TOP TIER' Detergent Gasoline Information
03-03-10-007E AUG 09 Wheels/Tires - OE Tire/Wheel Characteristics
99-08-64-016C JUL 09 Body - Maintaining Exterior Weatherstrip Appearance
08-06-01-008A JUL 09 Engine - Drive Belt Misalignment Diagnostics
07-06-01-016B JUL 09 Engine - Noise/Damage Oil Filter Application Importance
08-03-10-004A JUL 09 Wheels/Tires - Accessory Wheel & Tire Information
08-08-42-005B JUN 09 Lighting - Headlamp Warranty Replacement Guideline
08-08-42-005B JUN 09 Lighting - Headlamp Replacement Information
06-08-44-015B MAY 09 Audio System - Noise When Using Portable Playback Unit
08-03-10-005A MAR 09 Wheels/Tires - Chrome/Steel Valve Stem Cap Precautions
09-08-48-002A MAR 09 Body - Marks/Stains on Windshield When Wet
02-08-98-002C FEB 09 Body - Hem Flange Rust Repair Information
00-00-90-002J JAN 09 Tires - Correct Inflation Pressure Information
00-00-89-027E SEP 08 Interior - Elimination Of Unwanted Odors
05-03-10-005D SEP 08 Wheels/Tires - Upsized Wheel/Tire Characteristics
08-08-44-026 AUG 08 Audio System - Refurbishing Radio Faceplates/Knobs
05-06-02-001A JUL 08 Cooling System, A/C - Aluminum Heater Cores/Radiators
05-00-89-072B JUN 08 Engine/Fuel System - Oil/Fuel Additive Information
08-07-30-027 JUN 08 A/T - No Movement in Drive or 3rd Gear
99-07-30-030F MAY 08 A/T - Grinding/Growling Noise in Park on Incline
00-06-01-012C APR 08 Engine - Use of 'Surface Conditioning Disks'
08-08-51-002 MAR 08 Body - TPO Fascia Cleaning Prior to Painting
08-09-41-003 FEB 08 Restraints - Usage of Used/Salvaged/Imitation Components
05-00-89-078B FEB 08 Fuel System - GM Fuel System Treatment PLUS(R) Info.
06-06-04-035A FEB 08 Fuel System - E85 Fuel Usage Precaution
04-03-10-012B FEB 08 Wheels - Chrome Wheel Brake Dust Accumulation/Pitting
01-05-23-001B JAN 08 Brakes - Rotor Lateral Runout Correction Information
07-06-01-023 DEC 07 Engine - Oil Leaks From Front Crankshaft Seal
05-06-01-019F OCT 07 Engine - Oil Leaks from Crankshaft Rear Main Seal
05-06-01-010B SEP 07 Engine - Sealant Usage/Procedures
07-08-45-002 SEP 07 Electrical - Aftermarket Fuse Warning
07-08-63-001 APR 07 Body - Polypropylene Energy Absorber Replacement
02-08-42-004A MAR 07 Instruments - Reduced PRNDL Display Visibility
04-07-30-013B FEB 07 Engine, A/T - Shift/Driveability Concerns/MIL ON
06-00-89-054 NOV 06 Warranty - Claims Submission
01-07-31-002B NOV 06 M/T - Hydraulic Clutch Bleeding Procedure Improvement
02-08-98-001C OCT 06 Body - Metal Panel Adhesive Bonding Information
00-06-02-006D AUG 06 Cooling System - Coolant Recycling Information
06-08-45-004 MAY 06 Electrical - Instrument Panel & General Wiring Repair
02-08-48-001B MAR 06 Body - Urethane Adhesives for Glass Applications
06-03-10-004 MAR 06 Tires/Wheels - Wheel Weight Usage Precautions
04-06-04-051B JAN 06 Fuel System - Fuel Injector Maintenance Cleaning
99-09-40-004A APR 05 Restraints - Child Seat Top Teather Attachment Kits
01-07-30-029 OCT 01 A/T - Core Return Product Feedback Form
01-00-89-009 MAY 01 Key/Key Number/Security Chip - Replacement
01-00-89-007 APR 01 Emissions Inspection/Maintenance - Labor Operations
00-00-90-001 NOV 00 Suspension - Chassis Lubrication Importance
00-07-30-011 JUN 00 ACDelco(R) Remanufactured Transmissions - Program Update
00-05-22-004 MAY 00 Brake Fluid - Level & Filling Recommendations
00-06-04-021 MAY 00 EVAP System - Service of Connectors
99-00-84-021B APR 00 Warranty - GM Dealer Parts Procurement
99-09-41-004 JAN 00 Air Bag (SIR) On-Off Switch Kits, New Parts and Service
99-09-40-008 JAN 00 Child Restraint - Auxiliary Seat Belt
99-08-42-009 NOV 99 IP Dimmer Control - Proper Setting
99-06-02-017 OCT 99 Cooling - Radiator Repair/Replacement Guidelines
99-03-09-004 OCT 99 Suspension (Rear) - Grinding/Scraping/Groaning Noises
99-00-01-001 SEP 99 Engine - AC Delco Remanufactured Engines
99-03-10-102 JUN 99 Warranty - OE Chrome Plated Aluminum Wheel ID
99-08-49-006 APR 99 Instrument Panel - Upper Surface Reflection
99-06-03-002 MAR 99 Battery - Insulator Replacement & Caution
83-81-34 MAR 99 SIR - Operating Vehicle with Warning Light On
86-05-02 DEC 98 Warranty - Notice of Delayed Start Process
80-05-03 AUG 98 Warranty - Parts Warranty Special Claims B and C
83-90-08 JUN 98 Cruise Control - (W/Electro Stepper Mtr.) Diagnostics
82-05-02 MAY 98 Warranty - Request for Wholesale Authorization
82-05-05 MAY 98 Warranty Inquiry System
87-61-24 APR 98 Engine - Surface Conditioning Discs Precautions
48-05-01C MAR 98 Customer Concern Not Duplicated /Verified - Labor
83-64-09 MAR 98 Tools - Released for CS Generator Diagnosis
83-01-14 MAR 98 VIN Plate - Replacement Policy and Procedure
72-05-09 FEB 98 Warranty - GM Dealer Empowerment Program
82-05-01 FEB 98 Warranty - New Vehicle/Replacement Battery
73-90-23 JAN 98 Airbags - Frontal (SIR) ON-Off Switch Kits, Parts/Procs
73-50-37 JAN 98 Brakes - Rotor & Hub Flange Cleaning Tool Revision
72-05-12 JAN 98 Suspension - Shock Absorber/Strut Replacement Guidlines
72-05-14 JAN 98 Warranty - Enhanced Sublet Repair Policy
72-05-13 JAN 98 Warranty - Repair/Replace Policies & Procedures
72-05-07 DEC 97 Engines - ACDelco Remanufactured
48-05-02B DEC 97 Parts Expediting - Reimbursement Policy
72-05-11 DEC 97 Warranty - Rail Dust Removal & Chemical Spotting Labor
73-12-13 NOV 97 A/C - PureGuard 2 Operating Alert
62-05-02A NOV 97 Labor - Revised Operation Z1241/Personal Property Damage
73-05-06 OCT 97 Warranty - Labor Time Guide Addition
72-05-04 AUG 97 Warranty - Guidelines for Claiming Windshield Replace
72-05-06 AUG 97 Warranty - Guidelines for I/M 240 Labor
72-05-05 AUG 97 Warranty - Guidelines for Using E0420 Wheel Replace
73-10-54 MAY 97 Windshield - Two-Part Urethane Adhesive For Installation
631208A APR 97 A/C - Tool And Equipment Maintenance
73-05-03 APR 97 Warranty - Labor Time Guide Update
620504 APR 97 Warranty - Required Claim Submission Procedures
73-82-03 APR 97 Wipers - Revised Cleaning Of Wiper Drive Shaft Knurls
731204 FEB 97 A/C - Systems With R12 Or R134a Service Issue
731049 FEB 97 Body - Sealer Tape For Collision Repairs
431207E JAN 97 A/C - Retrofitting R-12 to R-134a
649601 JAN 97 Compact Disc Players - CD Changer Loading Procedures
600503 JAN 97 Warranty - Repair and Claims Procedures
310503C DEC 96 Warranty - Claim Processing
631215 NOV 96 A/C Compressor Seal Washer - Reference Chart
610111 NOV 96 Key Code - Information
668304A SEP 96 Odometer/Speedometer - ACDelco Service Center Locations
400501A SEP 96 Warranty - Corporate Parts Return Program Instructions
68-05-03 JUN 96 Warranty - Goodwrench® Service Lifetime Service Guarantee
631209 MAY 96 A/C - R12 or R134a Service Recommendations
636532 MAY 96 Enhanced Emission Inspection Maintenance - Equipment
638111 APR 96 Headlamp Lens - Distortion Caused by Aiming Equipment
636401 FEB 96 Updated Battery Replacement Catalog Numbers
516547 JAN 96 Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
536507 DEC 95 Enhanced Emission I/M - Program Update
538209 OCT 95 Daytime Running Lamp - Retrofit Kits
588302A JUL 95 Vehicle - AC Delco Locator Service, Electronics Exchange
570102 JUN 95 Fuel - Reformulated/Oxygenated Gasolines
580101 JUN 95 Vehicle - Use of a Diagnostic Worksheet
570502 JUN 95 Warranty Information Network System - Stage 2
531205 MAY 95 Contaminated R12 Refrigerant - Testing & Handling
510103 MAY 95 GM Campaign Identification Label
436201B APR 95 Coolant - Information on Propylene Glycol Usage
570201 MAR 95 A/T - Dexron® III Fluid Introduction
431218A MAR 95 Tools - A/C Leak Detector Maintenance Kit Availability
516502 FEB 95 I/M Emissions Diagnostic Manual -Program
ATRATB301 JAN 95 A/T - 440T4/4T60 Late or No Upshift
ATRATB294 JAN 95 A/T - Drive Axle and Wheel Lug Nut Torque Specifications
435012A JAN 95 ABS Warning Lamp On, DTC 22 or 33 are Set
436510 JAN 95 I/M 240 Program - Equipment Purchase
416532 JAN 95 No MIL Diagnostic Chart A-1 Revision
133405 JAN 95 Suspension - Rear Strut Related Squeaking/Thumping Noise
310503A JAN 95 Warranty - Claims Processing
435009 DEC 94 Brakes, Front - Pulsation Diagnosis, Correction, Repair
436507 DEC 94 Enhanced IM240 Program - Implementation Plan
431048 NOV 94 Glass - Adhesive Caulking Kit Revisions
436506 OCT 94 I/M 240 Repairs - Obtaining Technical Assistance
431606 OCT 94 Leather Seat Covers - Cleaning Procedure
446501 OCT 94 PROM/MEMCAL - Identification Marks
431223 SEP 94 A/C Refrigerant - Contamination
410103 SEP 94 Campaign - Product Bulletin Numbering System
480502 AUG 94 Parts - Expediting Procedures
149301 JUL 94 Electrical - New Nickel Tape Shields Harnesses
433502 JUL 94 Tires - Speed Rated Information
400501 JUL 94 Warranty - Corporate Parts Return Program
476510 MAY 94 Engine - Diagnosing Intermittent Idle Speed Increases
431018A MAY 94 Webasto Sunroof System - Information Hotline
335005 APR 94 Brakes - Rear Caliper Service Procedure (Revised)
436505 APR 94 Emission - Enhanced Inspection Maintenance Programs
477103 MAR 94 A/T - Transaxle Oil Filter Differences
033206 MAR 94 P/S - Reduced Assist When Cold
435001 FEB 94 Anti-Lock Brake - Aftermarket Products Usage Precaution
310504 FEB 94 Warranty - Recycled Engine Coolant Policy
331226 JAN 94 A/C - Retrofitting R-12 Vehicles to R-134A
ATRATB256 JAN 94 A/T - 440T4 Coast-Down Clunk
383001 DEC 93 Steering - System Bleed Procedures
306502 OCT 93 Fuel - How Fuel Economy Is Determined
335014 SEP 93 Brakes - Information On Powermaster III Brake System
ATRATB179 JUL 93 A/T - THM Late or No Upshifts
349212R JUL 93 Audio - Radio Frequency Interference (RFI) Diagnosis/ID
93314 JUL 93 Cast Aluminum Wheels - Leaking
93315 JUL 93 Tools - Tilt Steering Column Spring Removal
393504 JUL 93 Wheels - Sealing Leaking Cast Aluminum
9371 JUN 93 A/T - Servicing Vehicles With Contaminated ATF
9306 JUN 93 Engine - Recycling Used Oil Filters
316501R JUN 93 Tools - Introduction Of The Fuel Injector Tester
936E14 JUN 93 Tools - New Fuel Injection Tester
9319 MAY 93 A/C - R134A Refrigerant Information
93820 MAY 93 Insolation Diodes - Replacement Information
ATRATB165 APR 93 A/T - 440T4 No Upshift/Wrong Gear
93818 APR 93 I/P Background Lighting - Inoperative
9336 APR 93 Tires - Slipping on Wheels
9357 MAR 93 Caliper, Rear - Service Procedure and New Tools
9356 MAR 93 Brakes - Reduced Pad Life/Noise/High Pedal Effort
9312 NOV 92 A/C Compressor Shaft Nut - Removal (Discontinued)
ATRATB141 NOV 92 A/T - 440T4 Channel Plate Gasket Blow-Out
93356D OCT 92 Engine - Miss, Hesitation, or Roughness
926E23 SEP 92 Fuel - Effect of Fuel Volatility On Driveability
92116 AUG 92 A/C - Information On the Use of Alternate Refrigerants
92317 JUL 92 Wheels (Steel) - Proper Changing Procedure
92113 JUN 92 A/C - Leak Test
921047 JUN 92 Doors - Hinge Replacements
92112 MAY 92 Brakes - Tech 1 ABS Cartridge Exchange Program
92313 MAY 92 Suspension - Chassis Underbody Noise Diagnosis & Summary
92312 APR 92 Wheels (Aluminum) - Coated Balance Weight Usage
ATRATB103 MAR 92 A/T - 440T4 No Second Clutch Switch
9274T608 MAR 92 A/T - Harsh 3-2 Downshifts
ATRATB099 FEB 92 A/T - AXOD/E 44T4's and 125's Chain Stretch
9274T604 FEB 92 A/T - New Bottom Pan & Controlled Compression Gasket
9274T605 FEB 92 A/T - Service Replacement Transaxle Assembly SRTA Update
9299 FEB 92 Cruise Control - Intermittent Operation
9257 FEB 92 Interior - Rattle/Buzz From I/P During Braking
921026 FEB 92 Seats - Back Rattle at Lower Pivot Pin
89833 JAN 92 Lights - New Twilight Sentinel Module Service Part
ATRATB086 DEC 91 A/T - 440T4 Harsh 3-2 Detent Downshift
921020 DEC 91 Locks - Door Lock Cylinders Bind, Sticks
921019 DEC 91 Windshield - Revised Reveal Moldings R&R
9213 NOV 91 A/C - New Compressor Sealing Washer
ATRATB078 NOV 91 A/T - How To Use A Pressure Gauge
9272 OCT 91 A/T - New Transmission/Transaxle Fluid
911034 OCT 91 Fuel Tank - Underbody Creak/Groan Noise
91318 OCT 91 Inner Tie Rod Bushing - Creaking Noise
ATRATB071B SEP 91 A/T - 440T4/4T60 Spacer Plate Matching
ATRATB070 SEP 91 A/T - Early Upshift/No Kickdown
9173 SEP 91 A/T - Evaluating Peened Spacer Plates
9274T603 SEP 91 A/T - Revised End Play Specifications
90614 SEP 91 Engine - Oil Leak at Rear Main Seal
ATRATB067 AUG 91 A/T - 440T4 No Line Pressure Rise
9174T6015 AUG 91 A/T - 4T60/4T60E Drive Link Noise In Park/Neutral/Drive
913D1 AUG 91 Rear Suspension Auxiliary Spring - Thud/Clunk
9147T6013 JUN 91 A/T - 4T60 New 1-2 and Reverse Bands
916E18 JUN 91 Computers/Controls - New Mem-Cal Install Procedure
9096 JUN 91 Power Antenna - Won't Retract With Ignition On Radio Off
9117 MAY 91 A/C Module/Mode Valve Actuator - Manual Update
9174T6012 MAY 91 A/T - New Band Assemblies
91315 MAY 91 Strut Cartridge - Removal Procedure Update
9114 APR 91 A/C System - Refrigerant Loss Prevention
ATRATB046 APR 91 A/T - Diagnosing Converter Lock-Up Problems
9105 APR 91 Instrument Panel - Upper Surface Cleaning
916E11A APR 91 Multec Port Fuel Injectors - Cleaning
90823A APR 91 Wiper Motor - Start in High Speed Only
9174T6011 MAR 91 A/T - 4T60 Tip-In Flare/Slip-Bump At 18-24 MPH
9155 MAR 91 ABS - Noise Information
90825 MAR 91 Automatic Safety Belts - Circuit Operation Revisions
916D5 MAR 91 Battery - Dead Due to Excessive Current Draw
91822 MAR 91 Electrical - `Testing For Current', Manaul Update
9137 MAR 91 Power Steering - Low Speed Shudder Condition
9138 MAR 91 Power Steering - Reduced Assist At Low Temperatures
911017 MAR 91 Window Regulator Motor - Procedure Revision
177102 JAN 91 A/T - 4T60 3-2 Tip-In Flare/Slip-Bump at 18-24 MPH
9174T607 JAN 91 A/T - 4T60/4T60E 3rd Clutch Plate Identifier Markings
9174T608 JAN 91 A/T - New Thermo Element/Setting Procedure
90513 JAN 91 ABS - Dash Light On
90512 JAN 91 Disc Brakes - Service Information
9104 JAN 91 Wipers - Chattering Blades or Poor Wipeability
911010 DEC 90 Wheels - Clear Coat Scratch Removal
916E4 NOV 90 Connector Terminals - Contact Checking Procedure
9174405 OCT 90 A/T - 4T60 Slips/No 3rd Gear/No Drive/Reverse
ATRATB028 OCT 90 A/T - Engine Vacuum Testing
9174403 OCT 90 A/T - Slipping/No Reverse/Repeat Reverse Band Distress
9171 OCT 90 A/T - THM 440T4/4T60E New Clutch Plates
901034 OCT 90 Body Side Moldings - Wavy
916E2 OCT 90 Emissions Testing Vehicle Preconditioning
916E3 OCT 90 Fuel System - Recommended Fuels
9194 OCT 90 Steering Wheel Radio Controls - Intermittent Operation
916E1 SEP 90 Code 43 - Service Manual Update
906E15 SEP 90 MAP - Revised Chart C-1D, DTC's 33, 34, 63, 64
90318 AUG 90 Stabilizer Bar, Front - Noise at Low Temperatures
90317 AUG 90 Struts, Front - New Cartridge for Leak Condition Service
90115 JUL 90 A/C - Odor at Start Up in Hot Humid Climates
ATRATB017 JUL 90 A/T - 440T4 Wiring Schematics
9174402 JUL 90 A/T - 4T60 Oil Pan Bolt Leaks
9131 JUL 90 Aluminum Wheel - Coated Wheel Weights
906E14 JUL 90 Engine Controls - Driveability Diagnostics Guide
9008 JUL 90 Lug Wrench Socket and Jack Handle - Revised
90315 JUL 90 Tie Rod, Outer - Recommended Inspection Procedure
90510 JUL 90 Tools - On-Vehicle Brake Lathe Cutting Tips
ATRATB014 JUN 90 A/T - 440T4 2-3 Bind-Up/Slips
90744012 JUN 90 A/T - Harsh Shift, Double Bump, or Shudder
9191 JUN 90 Accessories (Aftermarket) - Installation Guidelines
90744011 MAY 90 A/T - 1-2 Slip or Shudder, 2nd Gear Slip, or No 2nd Gear
916B1 MAY 90 Reconstituted Antifreeze - Coolant Testing
9073A APR 90 A/T - Drive Link Wear Specification Revised
9074407A APR 90 A/T - Harsh Shift Conditions
9074409 APR 90 A/T - Intermittent Delayed Upshifts
9074408 APR 90 A/T - New 1-2 Band Assembly Does Not Require Stop
90744010 APR 90 A/T - Revised Bearing and Clutch (Increases Lubrication)
906D2 APR 90 Battery - Revised Ammeter Connecting (Parasitic Drain)
891034 APR 90 Doors - Front Lock Rod Rattles
9017 APR 90 HVAC Compressor Bracket, Rear - Removal Update
9091 APR 90 Steering Wheel - Removal With SIR or Redundant Controls
9059 APR 90 Stoplamp Switch - Revised & Includes Service Procedure
901018 APR 90 Underbody Dimensions - Manual Update
9065 MAR 90 Oil Filter (75 mm) - Proper Installation
9012 FEB 90 A/C - Water Leaking From the HVAC Module
ATRATB9002008 FEB 90 A/T - 440T4/4T60 Model Code Information
ATRATB9002006 FEB 90 A/T - Choosing the Right ATF
89830 FEB 90 Electrical - Manual Update, Various Systems
9013 FEB 90 Heater - Slow to Warm Up or Inadequate Heat
9083 JAN 90 Electrical Systems - Revised Alt Fuse Name
906E7 JAN 90 Tools - Ground Simulation for IAC Driver
9074403 DEC 89 A/T - 3RD Clutch and Overhaul Kits
905A4 DEC 89 Parking Brake Cable - Squeaking Noise From Right Rear
89325A DEC 89 Steering - External Fluid Leaks From Gear
89329A DEC 89 Wheels - Noisy Wire Wheel Covers
90104 NOV 89 Automatic Safety Belts/Child Seat - Installation
90109 NOV 89 Carpet Inserts - Loose
90106 NOV 89 Electric Mirror Motor - Service Procedure
89328 NOV 89 Steering Wheel Controls - Updated Service Procedure
9081 NOV 89 Vehicle Speed Sensor - Revised Diagnostic Information
89117 OCT 89 A/C - Slow to Warm Up or Inadequate Heat
ATRATB8930 OCT 89 A/T - Math Part II
9071251 OCT 89 A/T - Revised Direct Clutch Housing
89324 OCT 89 Alignment - Rear Camber Adjustment Manual Update
906E2 OCT 89 Engine - Hard Start, False Start, or No Start Condition
8907 OCT 89 Fuel - Use of MTBE At 15% or Less In Gasolines
89115 SEP 89 A/C - CFC Reduction & Refrigerant Recovery/Recycling
ATRASIL8930 SEP 89 A/T - 440T4 Input Sprag Replacement
8972003 SEP 89 A/T - Delayed Neutral to Reverse Engagement
89744013 SEP 89 A/T - Fluid Leak Near Governor Area Caused By Porosity
89712511 SEP 89 A/T - New Oil Pump Rotor Thickness
8972004 SEP 89 A/T - New Spacer Plate Identification Tab
ATRATB8927 SEP 89 A/T - Twenty Steps To Successful Repairs
8976 SEP 89 A/T - Updated ATF Color & Level Checking
906B1 SEP 89 Cooling System - Reconstituted Antifreeze
89618 SEP 89 Engine - Updated Intake & Exhaust Pushrod Identification
89823 SEP 89 Engine Controls - Updated Vehicle Speed Sensor Test
89620 SEP 89 Instruments - Oil Pressure Light May Flicker At Idle
891025 SEP 89 Locks - Revised Illuminated Cylinder & Assembly Removal
89321A SEP 89 P/S - Revised Pressure Test
89323 SEP 89 Suspension, Rear - New Auxiliary Spring, Tool & R&R
89824 SEP 89 Wipers - Manual Update System Diagnosis
89114 AUG 89 A/C - Compressor O-Ring Design Change
89712510 AUG 89 A/T - Lo-Rev Clutch Rattle/Clicking, New Smooth Plates
ATRATB8923 AUG 89 A/T - Math Formulas Part I
89744011 AUG 89 A/T - New Reverse Band Apply Pin Gage
8999 AUG 89 Audio - Background Noise on FM Band. RFI Suppressor
89911 AUG 89 Audio - Ignition Noise In Speakers
89113 JUL 89 A/C - Cracked/Damaged Control Buttons
89112 JUL 89 A/C - Reduced System Cooling Capacity
89744010 JUL 89 A/T - New I.D. Codes & New Overhaul Packages
89744909 JUL 89 A/T - Preliminary Diagnosis & Description of New Unit
89819 JUL 89 Cruise Control - Incorrect Resume Operation
89321 JUL 89 P/S - Updated Pressure Test Procedure
891022 JUL 89 Paint - Diagnosis & Repair For Chipping
8998 JUL 89 Seat Belts - Child Seat Installation W/ Automatic Belts
89311A JUL 89 Suspension - Thud Noise From Rear Strut Assembly
89322 JUL 89 Suspension,Rear - New Front/Rear Rod To Knuckle Torque
ATRATB8917 JUN 89 A/T - 440T4 Converter Regulator Spring Update
ATRATB8920 JUN 89 A/T - 440T4 Lock Up And Cruise Control Problems
8971251A JUN 89 A/T - Direct & Forward Clutch Fiber Plates
8974408 JUN 89 A/T - Intermittent Loss of Drive
8975 JUN 89 A/T - New R&R Final Drive Pinion Gear Washers & Sun Gear
89817 JUN 89 Audio - Manual Update, Radio Wiring & Diagnosis
89816 JUN 89 Lights - Updated Wiring of Key Cylinder Light
8906 JUN 89 Vehicle - Fluid Level General Guidlines
89320 JUN 89 Wheels - Updated Maximum Lateral Runout Specification
891017 MAY 89 Locks - Insufficient Lubrication of Door Lock Cylinders
ATRASIL8918 MAY 89 A/T - 440T4/F7 New Governor Screen Added To Case
ATRASIL8919 MAY 89 A/T - 440T4/F7 No Third Gear
89814 MAY 89 Electrical - Wiring Repair Temp Range Precaution
89610 MAY 89 Engine Controls - Crankshaft Sensor R&R Precaution
89813 MAY 89 Locks - Updated Remote Keyless Entry Wiring & Diagnosis
8974 MAY 89 Starting - Revised Neutral Start Switch Replacement
89317 MAY 89 Steering - Power Rack & Pinion Gear Service Information
891018 MAY 89 Windows - Switch Replacement Caution, Express Down
ATRATB899 APR 89 A/T - 440T4 Converter Clutch Shudder
ATRASIL8913 APR 89 A/T - Late 1988 GM 4T60/440T4 Changes
8974406 APR 89 A/T - No 3RD Gear (New Thrust Bearing)
89315 APR 89 P/S - Proper Fluid Usage, Do not use ATF
89313 APR 89 Steering - Redundant Steering Wheel Controls Inoperative
ATRATB896 MAR 89 A/T - 440T4 Reverse Reaction Plate/Valve Body Strap
8972002 MAR 89 A/T - Delayed Drive Engagement Concern
8996 MAR 89 Audio - Poor Radio Reception, Antenna Coaxial Terminal
896E7 MAR 89 Engine Controls - Revised Chart C-8A & C-8C, TCC
896C10 MAR 89 Fuel - Service Manual Corrected Tank R&R
891011 MAR 89 Interior Trim - I/P Pad Loose From Base Carrier Assembly
896E5 MAR 89 PROM - Cold Start/Decel Stall or Tip-in Hesitation
891012 MAR 89 Paint - Assembly Plant & Paint Supplier
ATRATB895 FEB 89 A/T - 440T4 Soft/Slipping 1-2 Upshift Flare
8974404 FEB 89 A/T - New Governor Screen Added to Case
8971A FEB 89 A/T - Updated Hydra-matic Designation System
896D2 FEB 89 Battery - Use High Charger Setting to Recharge
8915 JAN 89 A/C - System Description & Diagnostic Procedure
ATRASIL891 JAN 89 A/T - 4T60/440T4 Changes For 1988
896C9 JAN 89 EVAP - Fuel Sender Whistling Noise
8966 JAN 89 Engine Coolant - Substitutes Not Recommended
896C8 JAN 89 Fuel - Pump Replacement Caution, Strainer
896C6 JAN 89 Fuel - Tank Oil Canning/Popping
89105 JAN 89 Interior - Squeaks At Door to Roof
8936 JAN 89 Steering Wheel - Updated Removal With Accessory Controls
8937 JAN 89 Wheels - Cast Aluminum Wheel - Porosity Repairs
8938 JAN 89 Wheels - Nylon Coated Wheel Weights
8974403 DEC 88 A/T - Intermittent Slip In Forward/Reverse When Cold
896C3 DEC 88 Fuel - Revised Throttle Body/Fuel Rail Torque
89104 DEC 88 Windows - Revised Front Door Regulator Motor Replacement
8974402 NOV 88 A/T - Production Changes Detailed
8933 NOV 88 Alignment - Service Manual Update, Specifications
89358 NOV 88 Battery - Diagnosis and Charging
8952 NOV 88 Brakes - New Restricted Brake Fluid Passage Diagnosis
896E2 NOV 88 ECM - Memory Updating
8962 NOV 88 Engine - Update, Removing Hood for Clearance
896C2 NOV 88 Fuel - Feed/Return Pipe Repairs
8985 NOV 88 Horn - Loose Pads
8992 NOV 88 Locks - RKE Transmitter Part Number Correction
89103 NOV 88 Seat Belts - Manual Revision Warning System Operation
8932 NOV 88 Tires/Wheels - Match Mounting May Not be Required
8982 OCT 88 Instruments - Cluster & CRT Exhange Program
8931 SEP 88 Steering - New Column Lock Mechanism Explained
ATRATB8828 JUN 88 A/T - 440T4 Plastic Oil Lube Dam
ATRATB8754 SEP 87 A/T - Front Bushing Wear
ATRATB8748 AUG 87 A/T - Slipping or No-Shift/Metal Sealing Rings
ATRATB8730 MAY 87 A/T - 125C, 440T4 No Upshift
ATRATB8612 MAR 86 A/T - Converter Clutch Shudder
ATRATB8524 JAN 85 A/T - No Converter Clutch Apply When Unit Is Hot
81I37 FEB 81 Oxygen Sensors - Silica Contamination
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