| APRIL 2011 |
A/T - Dexron®(R)-VI Fluid Information |
| MARCH 2011 |
Wheels/Tires - Refinishing Aluminum Wheels |
| MARCH 2011 |
A/T - Fluid Oil Cooler Flush |
| FEBRUARY 2011 |
Glass/Body - Windshield Wiper Performance |
| JANUARY 2011 |
Lighting - Exterior Lamp Condensation and Replacement |
| DECEMBER 2010 |
Manual Transmission - M/T Operating Characteristics |
| DECEMBER 2010 |
Electrical - MIL ON/DTC's Set By Various Control Modules |
| NOVEMBER 2010 |
Engine Controls - Aftermarket Accessory Usage |
| OCTOBER 2010 |
Fuel System - TOP TIER Detergent Gasoline (Canada) |
| SEPTEMBER 2010 |
Body - Vehicle Glass Distortion Information |
| AUGUST 2010 |
Body - Drilling High Strength Steel Using CryoCobalt(R) |
| JUNE 2010 |
Body - Hem Flange Sealer For Corrosion Protection |
| JUNE 2010 |
Electrical - Intermittent MIL/DTC P2138/Reduced Power |
| JUNE 2010 |
Lighting - Headlamp Polycarbonate Lens Damage Prevention |
| MAY 2010 |
Locks - Key Code Security Rules and Information |
| APRIL 2010 |
Vehicle - Engine Crankcase and Subsystems Flushing Info. |
| APRIL 2010 |
Tires/Wheels - Tire Puncture Repair Procedures |
| MARCH 2010 |
Interior - Proper Use of Floor Mats |
| FEBRUARY 2010 |
Engine - Intake Manifold Inspection/Replacement |
| NOVEMBER 2009 |
Drivetrain - Clunk Noise Shifting From PARK Into Gear |
| OCTOBER 2009 |
Suspension - Shock Absorber/Strut Leakage Information |
| SEPTEMBER 2009 |
Body - Stain/Film On Windshield Glass Perimeter |
| JULY 2009 |
Body - Maintaining Exterior Weatherstrip Appearance |
| JULY 2009 |
Engine - Noise/Damage Oil Filter Application Importance |
| JUNE 2009 |
Lighting - Headlamp Warranty Replacement Guideline |
| MAY 2009 |
Audio System - Noise When Using Portable Playback Unit |
| MARCH 2009 |
Body - Marks/Stains on Windshield When Wet |
| JANUARY 2009 |
Tires - Correct Inflation Pressure Information |
| SEPTEMBER 2008 |
Wheels/Tires - Upsized Wheel/Tire Characteristics |
| JULY 2008 |
Cooling System, A/C - Aluminum Heater Cores/Radiators |
| JUNE 2008 |
A/T - No Movement in Drive or 3rd Gear |
| MARCH 2008 |
Body - TPO Fascia Cleaning Prior to Painting |
| FEBRUARY 2008 |
Fuel System - GM Fuel System Treatment PLUS(R) Info. |
| SEPTEMBER 2007 |
Engine - Sealant Usage/Procedures |
| APRIL 2007 |
Body - Polypropylene Energy Absorber Replacement |
| FEBRUARY 2007 |
Engine, A/T - Shift/Driveability Concerns/MIL ON |
| NOVEMBER 2006 |
M/T - Hydraulic Clutch Bleeding Procedure Improvement |
| AUGUST 2006 |
Cooling System - Coolant Recycling Information |
| MARCH 2006 |
Body - Urethane Adhesives for Glass Applications |
| OCTOBER 2002 |
A/T - Intermittent Downshift/Slip/Cycling Diagnosis |
| MAY 2001 |
Key/Key Number/Security Chip - Replacement |
| JUNE 2000 |
ACDelco(R) Remanufactured Transmissions - Program Update |
| MAY 2000 |
EVAP System - Service of Connectors |
| JANUARY 2000 |
Air Bag (SIR) On-Off Switch Kits, New Parts and Service |
| JANUARY 2000 |
Lap/Shoulder Belts - Dealer Installed Rear Kits |
| OCTOBER 1999 |
Cooling - Radiator Repair/Replacement Guidelines |
| JUNE 1999 |
Drivetrain - Rear Axle Lubricant Compatibility & Usage |
| JUNE 1999 |
Warranty - OE Chrome Plated Aluminum Wheel ID |
| MARCH 1999 |
Battery - Insulator Replacement & Caution |
| DECEMBER 1998 |
Warranty - Notice of Delayed Start Process |
| OCTOBER 1998 |
Drivetrain - Recommended Axle Lubricant |
| AUGUST 1998 |
Engine - Installation Kits |
| JUNE 1998 |
A/T - External Oil Cooler Kits |
| 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 - New Vehicle/Replacement Battery |
| JANUARY 1998 |
Brakes - Rotor & Hub Flange Cleaning Tool Revision |
| JANUARY 1998 |
Warranty - Enhanced Sublet Repair Policy |
| DECEMBER 1997 |
Engines - ACDelco Remanufactured |
| DECEMBER 1997 |
Warranty - Rail Dust Removal & Chemical Spotting Labor |
| NOVEMBER 1997 |
Labor - Revised Operation Z1241/Personal Property Damage |
| MAY 1997 |
Windshield - Two-Part Urethane Adhesive For Installation |
| APRIL 1997 |
Fiber Glass Rear Fender Paint - Star Shaped Crack |
| FEBRUARY 1997 |
A/C - Systems With R12 Or R134a Service Issue |
| JANUARY 1997 |
A/C - Retrofitting R-12 to R-134a |
| JANUARY 1997 |
Warranty - Repair and Claims Procedures |
| NOVEMBER 1996 |
Key Code - Information |
| SEPTEMBER 1996 |
Warranty - Corporate Parts Return Program Instructions |
| JUNE 1996 |
Warranty - Goodwrench® Service Lifetime Service Guarantee |
| MAY 1996 |
Enhanced Emission Inspection Maintenance - Equipment |
| FEBRUARY 1996 |
Updated Battery Replacement Catalog Numbers |
| JANUARY 1996 |
A/T - Delayed Forward Engagement/Burnt 3-4 Clutches |
| DECEMBER 1995 |
Enhanced Emission I/M - Program Update |
| JULY 1995 |
Warranty Information Letters - Release Index |
| JUNE 1995 |
Vehicle - Use of a Diagnostic Worksheet |
| MAY 1995 |
GM Campaign Identification Label |
| APRIL 1995 |
Seat Belt - Operations/Features and Location |
| MARCH 1995 |
Front Wheel Driveshaft Boot - Damage Prevention |
| FEBRUARY 1995 |
Engine - Cylinder Damage Due to Glow Plug Breaking |
| JANUARY 1995 |
A/T - 700R4 No 2nd, No 4th and No TCC |
| DECEMBER 1994 |
Enhanced IM240 Program - Implementation Plan |
| OCTOBER 1994 |
Clutch Pedal - Pop or Scrape Noise When Depressed |
| OCTOBER 1994 |
Leather Seat Covers - Cleaning Procedure |
| OCTOBER 1994 |
PROM/MEMCAL - Identification Marks |
| SEPTEMBER 1994 |
Campaign - Product Bulletin Numbering System |
| AUGUST 1994 |
Parts - Expediting Procedures |
| JULY 1994 |
Tires - Speed Rated Information |
| JUNE 1994 |
Oil Filters - Enhanced Anti-Drainback Valves |
| MAY 1994 |
Manual Temp Control Lever - Slips From Hot To Cold |
| 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/T - 700R4 Forward Sprag Design |
| JANUARY 1994 |
A/T - 700R4 Rear Planet Failure/Lack of Lube |
| DECEMBER 1993 |
A/T - 700R4, 2004R No Line Pressure Rise |
| OCTOBER 1993 |
Fuel - How Fuel Economy Is Determined |
| JULY 1993 |
A/T - Cooler Replacement/Flushing |
| JULY 1993 |
Audio - Radio Frequency Interference (RFI) Diagnosis/ID |
| JULY 1993 |
Wheels - Sealing Leaking Cast Aluminum |
| JUNE 1993 |
Wheels - Finish Damage During Off Car Balancing |
| MAY 1993 |
Paint (Base Coat/Clear Coat) - Polishing Techniques |
| MARCH 1993 |
Door Locks - Binding or Sticking or Key Hard to Insert |
| FEBRUARY 1993 |
Fuel System - Factors That Affect Economy/Mileage |
| NOVEMBER 1992 |
A/T - 700R4 Bind In Reverse After Rebuild |
| SEPTEMBER 1992 |
A/C - Shaft Nut Removal from the HR6HE Compressor |
| JUNE 1992 |
A/T - 700R4 Valve Body Interchange |
| APRIL 1992 |
Engine - Block Heater Leaks |
| NOVEMBER 1991 |
A/T - How To Use A Pressure Gauge |
| NOVEMBER 1991 |
Paint - Acid Rain Damage to Base Coat/Clear Coat |
| SEPTEMBER 1991 |
Fuel - Cold Hard Starting Condition |
| AUGUST 1991 |
A/T- THM 700-R4 New Output Shafts and Seal |
| AUGUST 1991 |
ECM/PCM - Damaged and/or Misdiagnosed |
| JULY 1991 |
A/T - THM 700-R4 TCC Applies During 1 to 2 Gear Shift |
| JULY 1991 |
Locking Differential - Chattering on Turns |
| JUNE 1991 |
Vehicle - Federal Theft Prevention Standard |
| MAY 1991 |
Brakes - Aftermarket Parking Brake |
| MAY 1991 |
Paint - High Volume Low Pressure Paint Application |
| APRIL 1991 |
A/T - 4L60 Binding/Inoperative In Reverse |
| APRIL 1991 |
Instrument Panel - Upper Surface Cleaning |
| MARCH 1991 |
A/T Fluid Level Indicator - Available |
| MARCH 1991 |
Brakes, Rear - Moan or Howl Noise Upon Applications |
| MARCH 1991 |
Rear Wheel Anti-Lock Brakes - Trouble Code 7 |
| FEBRUARY 1991 |
Battery - Parasitic Draw Test |
| JANUARY 1991 |
A/T TCC - MIL ON/False Code 32 Set Diagnostics |
| JANUARY 1991 |
Odometer - Inoperative |
| JANUARY 1991 |
Tire - Tread Chunking/Torn bead |
| DECEMBER 1990 |
Brakes - Change In Brake Feel After Rotor Refinishing |
| NOVEMBER 1990 |
Brakes - ECU Software Improvement |
| OCTOBER 1990 |
A/T - Direct Clutch Premature Wear |
| OCTOBER 1990 |
A/T - Service Replacement Model Update |
| OCTOBER 1990 |
Electrical Connectors - Service Procedure |
| SEPTEMBER 1990 |
A/T - Torque Converter Identification |
| AUGUST 1990 |
A/C - Insufficient Performance |
| AUGUST 1990 |
Coolant - Specification/Usage |
| JULY 1990 |
Brakes - Poor Rotor Finish/Hard Pedal Feel |
| JULY 1990 |
Side Door Window - Wind Noise |
| APRIL 1990 |
Aftermarket Accessories - Installation Guidelines |
| APRIL 1990 |
Coolant - Used Anti-Freeze Policy |
| FEBRUARY 1990 |
A/T - Choosing the Right ATF |
| JANUARY 1990 |
A/T - 700R4 Lubrication Update |
| JANUARY 1990 |
Differential - Additive Recommendations for G80 Axles |
| DECEMBER 1989 |
A/T - New 2-4 Band Apply, Anchor Brackets, Lube Window |
| DECEMBER 1989 |
Snow Plow Auxiliary Light - Blows Fuse |
| OCTOBER 1989 |
Fuel - Use of Gasoline Containing 15 Percent MTBE |
| SEPTEMBER 1989 |
A/C Compressor Oval O-Ring Seal - Revised Design |
| SEPTEMBER 1989 |
A/T - Twenty Steps To Successful Repairs |
| AUGUST 1989 |
A/T - Math Formulas Part I |
| AUGUST 1989 |
Cooling System - Reconstituted Anti-Freeze Information |
| JULY 1989 |
A/T - 700R4 Wiring Diagrams Thru 1989 |
| JULY 1989 |
Generator - Terminal Descriptions & Revised Wiring |
| JUNE 1989 |
PROM - Excessive Black Smoke at Idle |
| JUNE 1989 |
Suspension - Revised Shock Absorber Replacement |
| MAY 1989 |
Electrical - Wiring Repair Temp Range Precaution |
| APRIL 1989 |
A/T - Paint Flakes In Fluid |
| MARCH 1989 |
A/T - 700R4/4L60 Changes For 1988 |
| MARCH 1989 |
Battery - Charging Precautions |
| FEBRUARY 1989 |
A/T - 3L80/THM 400 Center Support Bolt |
| FEBRUARY 1989 |
A/T - 700R4/200-4R New Fluid Filter Seal |
| NOVEMBER 1988 |
A/T - THM 2004R 700R4 TCC Stalls Engine In Drive/Reverse |
| OCTOBER 1988 |
A/T - 700R4 Elimination Of Checkball |
| SEPTEMBER 1988 |
Alignment - The Importance of Four Wheel Alignment |
| AUGUST 1988 |
Brakes - Pulsations and Rotor Surface Refinish |
| JULY 1988 |
A/T - Sprag Rotation |
| JULY 1988 |
Engine Controls - Electrostatic Discharge Damage |
| JUNE 1988 |
Cooling System - Leaks |
| JUNE 1988 |
Engine - Rough/Unstable/Incorrect Idle |
| APRIL 1988 |
A/T - THM 400 New Forward and Direct Clutch Assemblies |
| MARCH 1988 |
A/T - 700R4 New 3-4 Clutch Apply Package |
| FEBRUARY 1988 |
A/T - Checking Pressure Switches For Leaks |
| JANUARY 1988 |
Electrical - Care of Metri-pack 150 Terminals |
| JANUARY 1988 |
Paint - Removal of Minor Imperfections |
| DECEMBER 1987 |
A/C - Use of R-22 Refrigerant Not Recommended |
| DECEMBER 1987 |
Tires - Proper Rotation and Warranty Coverage |
| NOVEMBER 1987 |
A/T - THM 400 Too Sensitive 3-2 Downshift |
| OCTOBER 1987 |
Paint - Manufacturer Codes |
| SEPTEMBER 1987 |
A/T - New Servo Apply Pin |
| SEPTEMBER 1987 |
Engine - Glow Plug System Diagnostics |
| AUGUST 1987 |
A/T - Proper Fluid Level Checking Procedure |
| AUGUST 1987 |
Brakes - Trailers |
| JULY 1987 |
A/T - THM 700R4 New Second Servo Apply Pin |
| NOVEMBER 1986 |
A/T - 2004R/700R4 Oil Pump & Slide Service |
| MAY 1986 |
A/T - 125, 200C/200 4R, 700 R4 Hidden Residue Build Up |
| FEBRUARY 1986 |
A/T - 2004R & 700R4 Pump Break Up |
| DECEMBER 1985 |
A/T - THM 400 Rear Band Adjustment Too Loose |
| JANUARY 1985 |
A/T - No Converter Clutch Apply When Unit Is Hot |
