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TSB (Technical Service Bulletins) and Factory Recall
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Automotive Recalls and Technical Service
Bulletins (TSB) for
1989 Pontiac 6000 V6-173 2.8L
This is Technical Service Bulletin and
Automotive Recall Titles.
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Technical Service Bulletin Titles for 1989 Pontiac 6000 V6-173 2.8L
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 Engine - Rear Crankshaft Main Seal Oil Leaks
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
APRIL 2005 Restraints - Child Seat Top Teather Attachment Kits
OCTOBER 2001 A/T - Core Return Product Feedback Form
MAY 2001 Key/Key Number/Security Chip - Replacement
APRIL 2001 Emissions Inspection/Maintenance - Labor Operations
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 Air Bag (SIR) On-Off Switch Kits, New Parts and Service
JANUARY 2000 Child Restraint - Auxiliary Seat Belt
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
JUNE 1998 Cruise Control - (W/Electro Stepper Mtr.) Diagnostics
MAY 1998 Warranty - Request for Wholesale Authorization
MAY 1998 Warranty Inquiry System
APRIL 1998 Engine - Surface Conditioning Discs Precautions
MARCH 1998 Customer Concern Not Duplicated /Verified - Labor
MARCH 1998 Tools - Released for CS Generator Diagnosis
MARCH 1998 VIN Plate - Replacement Policy and Procedure
FEBRUARY 1998 Warranty - GM Dealer Empowerment Program
FEBRUARY 1998 Warranty - New Vehicle/Replacement Battery
JANUARY 1998 Airbags - Frontal (SIR) ON-Off Switch Kits, Parts/Procs
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
OCTOBER 1997 Warranty - Labor Time Guide Addition
AUGUST 1997 Warranty - Guidelines for Claiming Windshield Replace
AUGUST 1997 Warranty - Guidelines for I/M 240 Labor
AUGUST 1997 Warranty - Guidelines for Using E0420 Wheel Replace
MAY 1997 Windshield - Two-Part Urethane Adhesive For Installation
APRIL 1997 A/C - Tool And Equipment Maintenance
APRIL 1997 Warranty - Labor Time Guide Update
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 A/C - R12 or R134a Service Recommendations
MAY 1996 Enhanced Emission Inspection Maintenance - Equipment
APRIL 1996 Headlamp Lens - Distortion Caused by Aiming Equipment
FEBRUARY 1996 Updated Battery Replacement Catalog Numbers
JANUARY 1996 A/T - Harsh Forward Engagement
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 Paint - Repair of Delamination from ELPO Primer
JUNE 1995 Vehicle - Use of a Diagnostic Worksheet
JUNE 1995 Warranty Information Network System - Stage 2
MAY 1995 Contaminated R12 Refrigerant - Testing & Handling
MAY 1995 GM Campaign Identification Label
APRIL 1995 Coolant - Information on Propylene Glycol Usage
MARCH 1995 A/T - Dexron® III Fluid Introduction
MARCH 1995 Service Manual - Rear Shock Absorber Torque Revision
MARCH 1995 Tools - A/C Leak Detector Maintenance Kit Availability
FEBRUARY 1995 I/M Emissions Diagnostic Manual -Program
JANUARY 1995 A/T - 440T4/4T60 Late or No Upshift
JANUARY 1995 A/T - Drive Axle and Wheel Lug Nut Torque Specifications
JANUARY 1995 I/M 240 Program - Equipment Purchase
JANUARY 1995 No MIL Diagnostic Chart A-1 Revision
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 Engine - Diagnosing Intermittent Idle Speed Increases
MAY 1994 Webasto Sunroof System - Information Hotline
APRIL 1994 Emission - Enhanced Inspection Maintenance Programs
MARCH 1994 A/T - Transaxle Oil Filter Differences
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 A/T - 440T4 Coast-Down Clunk
JANUARY 1994 Suspension - Torque Specification Revisions
DECEMBER 1993 Steering - System Bleed Procedures
OCTOBER 1993 Fuel - How Fuel Economy Is Determined
JULY 1993 A/T - THM Late or No Upshifts
JULY 1993 Audio - Radio Frequency Interference (RFI) Diagnosis/ID
JULY 1993 Wheels - Sealing Leaking Cast Aluminum
JUNE 1993 A/C - R-134A Refrigerant Information
JUNE 1993 A/T - Procedure If ATF is Antifreeze Contaminated
JUNE 1993 Air Bag - Shipping Instructions
JUNE 1993 Brakes - ABS Pump Motor Replacement Caution
JUNE 1993 Tools - Introduction Of The Fuel Injector Tester
MAY 1993 Aluminum Wheels - Cosmetic Damage During Balancing
MAY 1993 Electrical Systems - Isolation Diode Replacement
MAY 1993 SIR Sensor - Revised Replacement Information
MAY 1993 Tires - Proper Mounting Procedures
APRIL 1993 A/T - 440T4 No Upshift/Wrong Gear
MARCH 1993 Door Lock Cylinders - Binds, Sticks, Hard to Insert Keys
MARCH 1993 Optical Steering Wheel Control - New Tool & Diagnosis
MARCH 1993 Tools - Revised Injector Tester
JANUARY 1993 Cruise Control - Drop Out/Fail to Set or Resume
NOVEMBER 1992 A/T - 440T4 Channel Plate Gasket Blow-Out
OCTOBER 1992 Aluminum Wheels - Clear Coat Scuffed and Scratched
OCTOBER 1992 Engine - Miss, Hesitation, or Roughness
OCTOBER 1992 Engine - Miss, Hesitation, or Roughness
OCTOBER 1992 Vehicle - Effect of Fuel Volatility On Driveability
SEPTEMBER 1992 A/C - Use of Alternate Refrigerants to R-12
SEPTEMBER 1992 HVAC Blower Motor - Revised Replacement Parts
AUGUST 1992 Ignition - Precautions On Use of Spark Tester
JULY 1992 A/T - 125/440 T4 Sprocket and Final Drive Identification
JUNE 1992 A/C - Leak Test
JUNE 1992 A/T - No Reverse or Slips In Low/Reverse
JUNE 1992 Wheels (Steel) - Proper Changing Procedure
APRIL 1992 Webasto Sunroof - New Weatherstrip Kit
MARCH 1992 A/T - 440T4 No Second Clutch Switch
MARCH 1992 A/T - On Car Service Info For Harsh 3-2 Downshifts
MARCH 1992 Wheels (Aluminum) - Coated Balance Weight Usage
FEBRUARY 1992 A/C - Missing Block Fitting Sealing Washers From Kits
FEBRUARY 1992 A/T - AXOD/E 44T4`s and 125`s Chain Stretch
FEBRUARY 1992 A/T - New Bottom Pan & Controlled Compression Gasket
FEBRUARY 1992 A/T - Service Replacement Transaxle Update
FEBRUARY 1992 Sunroof - Noise Repairs
JANUARY 1992 Warranty - Tire Company Warranty Assistance Programs
DECEMBER 1991 A/T - 440T4 Harsh 3-2 Detent Downshift
NOVEMBER 1991 A/C - Compressor, New Sealing Washers
NOVEMBER 1991 A/T - How To Use A Pressure Gauge
OCTOBER 1991 A/T - New Transaxle Fluid
OCTOBER 1991 PROM - Cold Start or Decel Stall, Tip-in Hesitation
SEPTEMBER 1991 A/T - 440T4/4T60 Spacer Plate Matching
SEPTEMBER 1991 A/T - Early Upshift/No Kickdown
SEPTEMBER 1991 Electrical - Detecting Intermittent Problems
AUGUST 1991 A/T - 440T4 No Line Pressure Rise
AUGUST 1991 A/T - Evaluating Peened Spacer Plates
AUGUST 1991 Body - Diagnosis and Correction for Wind Noise
AUGUST 1991 Cellular - Telephone Service Program
AUGUST 1991 ECM/PCM - Damaged and/or Mis-Diagnosed
AUGUST 1991 Engine - Oil Economy Information
AUGUST 1991 Seat Belts - New Restraint System Service Information
JULY 1991 A/C - Capacity Specification Update
JUNE 1991 Battery/Charging System - No Start Condition
JUNE 1991 Paint - HVLP Application Information
MAY 1991 A/T - 125C Uncontrolled Lock-Up, Kills Engine At Stop
MAY 1991 ECM/PCM - Circuit Board Damage Prevention
MAY 1991 Power Antenna - No Retraction With Ignition Off
APRIL 1991 A/T - Diagnosing Converter Lock-Up Problems
APRIL 1991 Instrument Panel - Surface Cleaning
APRIL 1991 Wiper Motor - Starts in High Speed Only
MARCH 1991 A/C - Refrigerant Loss Prevention
MARCH 1991 Body - Dimensions/Measurement Manual Update
FEBRUARY 1991 A/T - 18-24 MPH 3-2 Tip-In Flare/Slip-Bump
FEBRUARY 1991 A/T - 3T40/125C New Roller Clutch
FEBRUARY 1991 Multec Fuel Injectors - Cleaning Information
FEBRUARY 1991 Power Steering - Reduced Assist At Low Temperatures
JANUARY 1991 A/T - 4T60 3-2 Tip-In Flare/Slip-Bump at 18-24 MPH
JANUARY 1991 A/T - THM 125C Model Codes
DECEMBER 1990 A/T - 4T60 New Thermo Element/Setting Procedure
DECEMBER 1990 A/T - 4T60E 3RD Clutch Plate Identifiers
DECEMBER 1990 Battery - Current Drain Test
DECEMBER 1990 Brakes - Recommended Service Procedures
NOVEMBER 1990 A/T - 4T60 New Design Bands
NOVEMBER 1990 A/T - 4T60/3T40 Grinding/Growling On Incline
NOVEMBER 1990 Tech 1 ECM Cartridge - Usage
NOVEMBER 1990 Wiper Blades - Chatter on Windshield
OCTOBER 1990 A/T - 3T40 Center Gearbox Distress, Diagnosis Tips
OCTOBER 1990 A/C - Odors On Hot/Humid Start Up
OCTOBER 1990 A/T - 4T60/4T60E Drive Link Noise
OCTOBER 1990 A/T - Engine Vacuum Testing
OCTOBER 1990 A/T - New Clutch Plates
OCTOBER 1990 Delco LOC II Security System - Setting Procedures
SEPTEMBER 1990 A/T - 4T60 Slipping/No Reverse
SEPTEMBER 1990 A/T - New Side Cover and Bottom Pan Gasket
SEPTEMBER 1990 A/T - Torque Converter Identification
SEPTEMBER 1990 Hood Release - Difficult to Operate
AUGUST 1990 A/T - 3T40/3T40-A Replacement Transmission Update
AUGUST 1990 A/T - 4T60 New Input and 3rd Clutch Seals
AUGUST 1990 Accessories (Aftermarket) - Installation Guidelines
AUGUST 1990 Aluminum Wheel - Coated Wheel Weights
AUGUST 1990 Emission Systems - State Testing Information
JULY 1990 A/T - 440T4 Wiring Schematics
JULY 1990 A/T - SRTA Model Update
JULY 1990 Pocket Guide - Technicians Driveability Diagnostics
JUNE 1990 A/T - 440T4 2-3 Bind-Up/Slips
JUNE 1990 Tools - Use of Non OE Brake Lathe Cutting Tips
MAY 1990 A/C - Odors
MAY 1990 A/T - Harsh Engage, Double Bump or Shudder
MAY 1990 A/T Oil Pan Bolt - Leaks
MAY 1990 Cooling Fan - Runs Battery Dead
MAY 1990 Paint - Alternative Stripping Procedures
APRIL 1990 901024 Updates TSB 921044 Dated 02/01/92
APRIL 1990 A/C - Charging Capacities Chart
APRIL 1990 A/T - Intermittent TCC, MIL ON, and DTC 62/26 Set
APRIL 1990 A/T - Manual Update 3rd Gear Clutch Switch
APRIL 1990 A/T - Revised 1-2 Band Assembly
APRIL 1990 A/T - Slip or Shudder on 1-2 Shift, Slip or No 2nd Gear
APRIL 1990 Engine Controls - MAP Chart, DTC`s 33, 34 ,63 ,64
MARCH 1990 A/T - Revised Drive Link Wear Specification
MARCH 1990 Battery - Revised Parasitic Drain Ampmeter Connection
MARCH 1990 Engine - Installation of 75 mm Oil Filter
MARCH 1990 PROM - Occasional Engine Stall
FEBRUARY 1990 A/T - 440T4/4T60 Model Code Information
FEBRUARY 1990 A/T - Choosing the Right ATF
FEBRUARY 1990 A/T - Delayed Upshifts When Cold or Hot
FEBRUARY 1990 A/T - Service Information on Distressed 4TH Clutch
FEBRUARY 1990 Brakes - Rattle or Buzz From I/P During Braking
FEBRUARY 1990 Crank Sensor - Revised Voltage Output Specifications
FEBRUARY 1990 M/T - High Clutch & Shift Effort or Gear Clash
FEBRUARY 1990 M/T - Knocking or Tapping Noise In All Gear Ranges
JANUARY 1990 90722 - 02/01/90
JANUARY 1990 A/C Compressor - Noise & Vibration
DECEMBER 1989 A/T - Slips in Reverse or No Reverse
DECEMBER 1989 Instruments - Manual Update Driver Information Center
DECEMBER 1989 Tools - IAC Driver Use Instructions
NOVEMBER 1989 A/T - 3rd Clutch and Overhaul Kits
NOVEMBER 1989 A/T - Slips In 1st or No 1st Gear
NOVEMBER 1989 A/T - THM 125/125C, 3T40 Lo-Reverse Clutch Rattle
NOVEMBER 1989 A/T - Wiring Harness Assembly Usage
NOVEMBER 1989 Carpet - Loose on Side Wall Trim Pads
OCTOBER 1989 A/T - Math Part II
OCTOBER 1989 Drivetrain - Manual Update On Propeller Shaft Procedures
OCTOBER 1989 Engine Controls - Start & Stall or Starting Problem, IAC
OCTOBER 1989 Fuel - Use of MTBE At 15% or Less In Gasolines
OCTOBER 1989 P/S - Revised Pressure Test
OCTOBER 1989 TPS - Replacement and Testing Information
OCTOBER 1989 Tools - Revised Numbers for Fuel Level Meter Spanner
SEPTEMBER 1989 A/C Compressor Oval O-Ring - Seal
SEPTEMBER 1989 A/T - 440T4 Input Sprag Replacement
SEPTEMBER 1989 A/T - Intermittent Loss of Drive
SEPTEMBER 1989 A/T - New Reverse Band Apply Pin Gage
SEPTEMBER 1989 A/T - Repair Guidelines
SEPTEMBER 1989 A/T - Twenty Steps To Successful Repairs
SEPTEMBER 1989 Brakes - Revised Description of Proportioner Valve
SEPTEMBER 1989 Cooling System - Reconstituted Anti-Freeze
SEPTEMBER 1989 Engine - Intake and Exhaust Pushrod Identification
SEPTEMBER 1989 Instruments - Oil Pressure Light May Flicker At Idle
AUGUST 1989 A/C - CFC Reduction & Refrigerant Recovery/Recycling
AUGUST 1989 A/T - Manual Update, Checking ATF Color, Odor & Level
AUGUST 1989 A/T - Math Formulas Part I
AUGUST 1989 ECM - Packard 32 Way Connector Identification
JULY 1989 A/C - Compressor O-Ring Design Change
JULY 1989 A/T - Fluid Leak Near Governor Area Caused By Porosity
JULY 1989 A/T - New Oil Pump Rotor Thickness
JULY 1989 Charging - CS Series Generator Connectors Explained
JULY 1989 Cruise Control - Incorrect Resume Operation
JULY 1989 Engine - Head Bolt Torque Clarified/Updated
JUNE 1989 A/T - 3T40, 125/125C New Spring Dowel Case Cover Pins
JUNE 1989 A/T - 3T40/THM 125C Intermittent or No TCC Apply
JUNE 1989 A/T - 440T4 Converter Regulator Spring Update
JUNE 1989 A/T - 440T4 Lock Up And Cruise Control Problems
JUNE 1989 A/T - New I.D. Codes & New Overhaul Packages
JUNE 1989 Engine Controls - Code 62 or 26, Intermittent/No TCC
JUNE 1989 Instruments - Steering Wheel Controls Wiring & Diagnosis
JUNE 1989 Instruments - Updated Locations, DIC & Power Dist.
JUNE 1989 Paint - Diagnosis & Repair For Chipping
JUNE 1989 Vehicle - Fluid Level General Guidlines
JUNE 1989 Wheels - Locking Lug Nut Replacement Parts
MAY 1989 A/T - 440T4/F7 New Governor Screen Added To Case
MAY 1989 A/T - 440T4/F7 No Third Gear
MAY 1989 A/T - Diagnosis Information, Lo-Reverse Clutch
MAY 1989 A/T - New Direct & Forward Clutch Fiber Plates
MAY 1989 A/T - On-Car Service & Transmission Exchange
MAY 1989 A/T - Product Updates/Production Changes
MAY 1989 Exhaust - Blue Smoke/Poor Oil Economy
MAY 1989 Instruments - Indicated Overheat, Add Resistor
MAY 1989 Steering - Power Rack & Pinion Gear Service Information
MAY 1989 Steering - Service Manual Updates, Steering Controls
MAY 1989 Vehicle - Revised Lifting & Jacking Lift Points
MAY 1989 Warranty - A/C Hose Returns
APRIL 1989 A/T - 440T4 Converter Clutch Shudder
APRIL 1989 A/T - Final Drive Ratio
APRIL 1989 A/T - Late 1988 GM 4T60/440T4 Changes
APRIL 1989 Brakes - Drag Condition, Adjustment of Brake Switch
APRIL 1989 Drivetrain - Revised Front Drive Axle R&R
APRIL 1989 Engine Controls - Crankshaft Sensor R&R Precautions
APRIL 1989 Instruments - Intermittent Cluster Reset, Add Resistor
APRIL 1989 P/S - Proper Fluid Usage, Not ATF
APRIL 1989 P/S - Reduction of Assist, Seal Kit Repair
APRIL 1989 Paint - Assembly Plant & Paint Supplier Listing
MARCH 1989 A/T - 2-3 Slip or Flare/Delayed 2-3 Upshifts
MARCH 1989 A/T - 440T4 Reverse Reaction Plate/Valve Body Strap
MARCH 1989 A/T - No 3RD Gear (New Thrust Bearing)
MARCH 1989 Console - Center Arm Rest Stay Lock Feature Descibed
MARCH 1989 P/S - Shudder, Return Hose & Pipe Assembly Replacement
FEBRUARY 1989 A/T - 3T40/THM 125C Forward Drum Design Changes
FEBRUARY 1989 A/T - 440T4 Soft/Slipping 1-2 Upshift Flare
FEBRUARY 1989 Battery - High Charger Setting to Recharge
FEBRUARY 1989 Drivetrain - New Seal Protector for Drive Axle R&R
FEBRUARY 1989 Engine Controls - Revised Chart C-2B and Code 44
FEBRUARY 1989 Instruments - Digital & Electromechanical Clusters
FEBRUARY 1989 Roof - Drumming/Oil Canning Noise, Bows to Panel
FEBRUARY 1989 Warranty - Air Cleaner Assembly Returns
FEBRUARY 1989 Warranty - Transportation Claim Debits
JANUARY 1989 89105 - 01/01/89
JANUARY 1989 A/T - 4T60/440T4 Changes For 1988
JANUARY 1989 A/T - Intermittent/No Torque Converter Clutch Apply
JANUARY 1989 A/T - New Governor Screen Added to Case
JANUARY 1989
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