Repair and Diagnosis: Technical Service Bulletins
- How to Find Technical Service Bulletins by Category/Symptom
- Recalls
- Customer Interest
- Recommended Repairs
- Superceded Bulletins
- All Technical Service Bulletins
- Interior - Eliminating Unwanted Odors in Vehicles
- Locks - Key Code Security Rules, Key Code Look Up
- Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
- Vehicle - Engine And Sub-Systems Flushing Recommendations
- Wheels/Tires - Use Of Nitrogen Gas In Tires
- Tires - Information On Proper Tire Pressure
- Engine - THIS BULLETIN HAS BEEN CANCELED
- Fuel System - TOP TIER Detergent Gasoline
- Tires/Wheels - OE Tire Shake/Vibration Information
- Suspension - Shock Absorber/Strut Fluid Leak Information
- M/T - Operating Characteristics Information
- Brakes - Resurfacing Park Brake Portion of Rear Brake Rotor
- Body - Hem Flange Sealer For Corrosion Protection
- Engine - Intake Manifold Inspection/Replacement
- Body - Metal Body Panel Corrosion Protection
- Fuel System - GM Fuel System Treatment PLUS(R) Info.
- Body - Broken Rear Window Defogger Grid Detection
- Fuel System - Fuel Injector Maintenance Cleaning
- Audio - Inadvertent Steering Wheel Button Activation
- Audio System - Noise When Using Portable Playback Unit
- Tires/Wheels - Vibration Shortly After Tires Are Mounted on Rim
- A/T - Fluid Oil Cooler Flow Test
- Power Steering - Fluid Leaks Due to Extreme Low Temps
- Lighting - Lamp Polycarbonate Lens Damage Prevention
- Restraints - Seat Belt Latching Issues/Warning Lights
- Body - Side Window Chipping Information
- Engine - Use of 'Surface Conditioning Disks'
- Body - Application of Anti-Corrosion Materials
- A/T - 2-3 Upshift or 3-2 Downshift Clunk Noise
- A/C - Musty Odors Emitted From (HVAC) System
- A/T - Slight Vehicle Movement In Park At Start Up
- A/T - DEXRON(R)-VI Fluid Information
- Wheels/Tires - Refinishing Aluminum Wheels
- Lighting - Exterior Lamp Condensation and Replacement
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Steering/Suspension - Wheel Alignment Specifications
- Warranty - Claims Submission
- Electrical Systems - Isolation Diode Replacement
- Warranty - Goodwrench Service Lifetime Service Guarantee
- Warranty - GM Dealer Parts Procurement
- Warranty - Notice of Delayed Start Process
- Warranty - Parts Warranty Special Claims B and C
- Warranty - Request for Wholesale Authorization
- VIN Plate - Replacement Policy and Procedure
- Warranty - GM Dealer Empowerment Program
- Labor - Revised Operation Z1241/Personal Property Damage
- Warranty - Repair/Replace Policies & Procedures
- Parts Expediting - Reimbursement Policy
- Warranty - Enhanced Sublet Repair Policy
- Warranty - Required Claim Submission Procedures
- Warranty - Repair and Claims Procedures
- Warranty - Claim Processing
- Warranty - Claims Processing
- Warranty - Corporate Parts Return Program Instructions
- Vehicle - Use of a Diagnostic Worksheet
- Vehicle - AC Delco Locator Service, Electronics Exchange
- Campaign - Product Bulletin Numbering System
- Vehicle - Past Model Warranty Claims Processing
- Parts - Expediting Procedures
- Glass - Adhesive Caulking Kit Revisions
- Electrical - Detecting Intermittent Problems
- Warranty - Corporate Parts Return Program
- I/M 240 Repairs - Obtaining Technical Assistance
- VSS - MIL ON/Code 24 Set
- Electrical - Instrument Panel And General Wiring Repair
- A/C - Leak Test
- A/C - Moan
- A/C - CFC Reduction & Refrigerant Recovery/Recycling
- A/C Refrigerant - Contamination
- Tools - A/C Leak Detector Maintenance Kit Availability
- A/C - Systems With R12 Or R134a Service Issue
- A/C - Tool And Equipment Maintenance
- A/C - PureGuard 2 Operating Alert
- Steering - Procedure Identifying Torque Steer
- A/T & M/T - AC Delco Remanufactured Transmissions
- ACDelco(R) Remanufactured Transmissions - Program Update
- Engines - ACDelco Remanufactured
- Engine - Surface Conditioning Discs Precautions
- Engine - AC Delco Remanufactured Engines
- Engine - Effects of Top Engine Cleaner on the Converter
- Cooling System - Leak Diagnostic Procedure
- Engine Controls - TPS Specifications
- Idle Speed Control Assembly - Repair Kit
- Steering - System Bleed Procedures
- Fuel - Normal Pump Run-On
- Fuel System - Revised Mixture Control Adjustments
- Ignition - Spark Plug Application & Gap
- A/C Compressor Seal Washer - Reference Chart
- Suspension - Shock Absorber/Strut Replacement Guidlines
- P/S - Reduction of Assist, Seal Kit Repair
- Cooling - Radiator Repair/Replacement Guidelines
- Suspension - Chassis Spring Shims
- Wheels (Steel) - Proper Changing Procedure
- Wheels - Cast Aluminum Wheel Porosity Repairs
- Aluminum Wheels - Clear Coat Scuffed and Scratched
- Warranty - OE Chrome Plated Aluminum Wheel ID
- Warranty - Tire Company Warranty Assistance Programs
- Tires - Speed Rated Information
- Seat Back (3RD Release System) - Inoperative
- Side Roof Rail Weatherstrip - New Style
- Rear Compartment Weatherstrip - Ooze-Out Service
- A/T Oil Pan - Leaks
- ECM - Failures
- A/T Pump Body Assembly - Revised
- A/T - No Drive and Reverse
- A/T - Replacement of the Pump Body Oil Seal Assembly
- A/T - New Pump Assembly Vane Rings
- A/T - Firm or Harsh 1-2 Shift
- T..V. Exhaust Valve - Incorrect Mention of Component
- A/T - Shift Comments T.V. Cable Adjusting Won't Correct
- Fuel Injector - Preventing Electrical Damage During Test
- TBI Fuel Injectors - Remanufactured Parts Available
- Tools - Introduction Of The Fuel Injector Tester
- ECM - Revised Replacement Procedure
- Engine Controls - ECM May Contain Wrong PROM
- ECM - Packard 32 Way Connector Identification
- ECM - Packard 32-Way Connector Identification
- ECM/PCM - Damaged and/or Mis-Diagnosed
- Oxygen Sensor - Code 13 Set/MIL ON
- Oxygen Sensors - Silica Contamination
- Master Cylinder - Quick-Take-Up Valve Squeak/Whistle
- Brakes - Pulsation & On Car Rotor Turning
- Brakes - Restricted Brake Fluid Passage Diagnosis
- Battery - Revised Parasitic Drain Ampmeter Connection
- Battery - Low or Dead Overnight or 2-3 Days
- Battery - Diagnosis and Charging
- Battery/Charging System - No Start Condition
- Warranty - New Vehicle/Replacement Battery
- Battery - Insulator Replacement & Caution
- Engine - Poor Driveability/Fuel Mileage
- Engine - Heavy Chuggle and Surge
- Accelerator Pumps, VITON - Two Types Available
- Fuel Line - O-Ring Composition
- Engine - Poor Performance/Low Fuel Mileage/MIL ON
- Engine - Effects of Top Engine Cleaner On CAT Converter
- Recall - Catalytic Converter Inspection/Replacement
- Catalyst - Change Procedures For Dual Bed CAT
- Air Injection System (A.I.R.) - Rusting Pipes
- Audio - Radio Frequency Interference (RFI) Diagnosis/ID
- Cellular - Telephone Service Program
- Lap/Shoulder Belts - Dealer Installed Rear Kits
- IP Dimmer Control - Proper Setting
- Engine - Installation of 75 mm Oil Filter
- Tools - Use of Non OE Brake Lathe Cutting Tips
- Brakes - On-Car Rotor Turning Tool
- Brakes - Recommended Service Procedures
- Brakes - Rotor & Hub Flange Cleaning Tool Revision
- A/C - Refrigerant Loss Prevention
- Engine - Miss, Hesitation, or Roughness
- HEI System - Description and Diagnosis Chart
- Odometer/Speedometer - ACDelco Service Center Locations
- Engine - New Crankshaft (Harmonic) Balancer
- Engine Oil Pans - Composition Gaskets
- Anti-Lock Brake - Aftermarket Products Usage Precaution
- Body - Diagnosis and Correction for Wind Noise
- Body - Sealer Tape For Collision Repairs
- Accessories (Aftermarket) - Installation Guidelines
- Enhanced IM240 Program - Implementation Plan
- Emission - Enhanced Inspection Maintenance Programs
- I/M 240 Program - Equipment Purchase
- I/M Emissions Diagnostic Manual -Program
- Enhanced Emission I/M - Program Update
- Enhanced Emission Inspection Maintenance - Equipment
- Exhaust System - Restriction Diagnosis
- Computer & Controls - Integrator/Block Learn Operation
- Engine Controls - Updated Rough/Unstable Idle Chart
- Revised CCC and EFI Diagnostic Charts
- Engine Controls - Static Electrical Damage Precaution
- Monitor II - Update Program
- Engine Controls - Diagnostic Chart Revisions
- EFI Diagnostic Charts - Updated
- Engine Controls - MAP Chart, DTC's 33, 34 ,63 ,64
- Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
- Accelerator Pump, VITON - Additional Part Numbers
- Door Hinge, Front - Check Link Roller, Repair
- Seat Belts - New Restraint System Service Information
- Child Restraint - Auxiliary Seat Belt
- Windshield - Two-Part Urethane Adhesive For Installation
- Wiper Blades - Chatter on Windshield
- Windshield Wiper Arm - Revision to Reduce Chatter
- Coolant - Information on Propylene Glycol Usage
- Warranty - Recycled Engine Coolant Policy
- Cooling System - Reconstituted Anti-Freeze
- Warranty - Engine Coolant Substitute Caution
- Wheels - Wire Wheel Cover Noise
- Wire Wheel Covers - Rotating On Wheels
- A/T - Burned 3-4 Clutch/High 2-3 Shifts
- A/T - Slipping/Premature Clutch Wear
- A/T - 3T40/125C New Roller Clutch
- A/T Selective Washer - Revised
- A/T - Gear Whine
- A/T - Forward Clutch Plate Modification
- A/T - Forward Sprag Clutch Service Information
- A/T - Summary Listing of Available Bulletins
- M/T - Harsh Manual 2-1 Downshift/Delayed Downshifts
- A/T - Input Carrier to Output Shaft Snap Ring Assembly
- A/T - Remanufactured THM 350 Transmissions
- A/T - Replacement Program Introduction
- A/T - Unit Exchange Program
- A/T - Core Return Product Feedback Form
- A/T - Converter Clutch Solenoid Fluid Source I.D.
- A/T - Torque Converter Identification
- A/T - Engine Vacuum Testing
- A/T - Diagnosing Converter Lock-Up Problems
- A/T - How To Use A Pressure Gauge
- A/T - THM 350C Bind-Up On 2-3 Shift
- A/T - THM 350/350C Rattling Noise
- A/T - No Converter Clutch Apply When Unit Is Hot
- A/T - THM 350C Third Gear Switch Shorting On Pan
- A/T - Recurrent Sticking Valves/In Line Filters
- A/T - Rapid Converter Pump Bushing Wear
- A/T - Converter Clutch Shudder
- A/T - THM 350 Cracked Case
- A/T - Pressure Tap Locations
- A/T - Governor Pressure Switches
- A/T - THM 350/350C Starts In Second Gear After Rebuild
- A/T - Methods to Check for Restricted Exhaust
- A/T - Slipping or No-Shift/Metal Sealing Rings
- A/T - THM 350C No Torque Converter Clutch Engagement
- A/T - Front Bushing Wear
- A/T - No Upshift/Governor Contamination
- A/T - Sprag Rotation
- A/T - Checking Pressure Switches For Leaks
- A/T - Math Formulas Part I
- A/T - Twenty Steps To Successful Repairs
- A/T - Math Part II
- A/T - Choosing the Right ATF
- M/T - Neutral/Drive Gear Rattle
- Compact Disc Players - CD Changer Loading Procedures
- SIR - Operating Vehicle with Warning Light On
- A/T - New Transaxle Fluid
- A/T - Procedure If ATF is Antifreeze Contaminated
- A/T - DEXRON III Fluid Introduction
- Engine - Hard Start/Poor Warm Up Performance
- Oil Drain Plug Gasket - Revised Copper Gasket
- Coolant Temperature Sensor - Sensor Kit
- PROM/MEMCAL - Identification Marks
- Instrument Panel - Upper Surface Reflection
- Suspension - Chassis Lubrication Importance
- Electrical - New Nickel Tape Shields Harnesses
- Fuel - How Fuel Economy Is Determined
- Tires/Wheels - Wheel Weight Usage Precautions
- Power Antenna Rod and Cable - Service Package
- Power Antenna - Service Parts Ordering Information
- Carpet - Loose on Side Wall Trim Pads
- Body - Urethane Adhesives for Glass Applications
- Key Code - Information
- Paint - HVLP Application Information
- Paint - Alternative Stripping Procedures
- Warranty - Rail Dust Removal & Chemical Spotting Labor
- A/T - Revised Rear Case Bushing Procedure & Tool
- A/T - 3-2 and 2-1 Coastdown Clunk
- A/T - 4L60 Binding or Inoperative In Reverse
- A/T - New Control Valve Assembly Identification
- A/T - Evaluating Peened Spacer Plates
- Drivetrain - Recommended Axle Lubricant
- Instrument Panel - Surface Cleaning
- Stationary Timing Chain Dampner - No Longer Required
- Engine - Poor Performance At Wide Open Throttle
- A/T - 4T60/3T40 Grinding/Growling On Incline
- A/T - Accumulator Spring Usage Chart
- Drivetrain - New Seal Protector for Drive Axle R&R
- Contaminated R12 Refrigerant - Testing & Handling
- A/C - Retrofitting R-12 Vehicles to R-134A
- P/S - Reduced Assist When Cold
- P/S - Proper Fluid Usage, Not ATF
- Power Steering - Reduced Assist At Low Temperatures
- Brakes, Front - Pulsation Diagnosis, Correction, Repair
- Fuel - Reformulated/Oxygenated Gasolines
- Fuel - Use of MTBE At 15% or Less In Gasolines
- Alignment - The Importance of Four Wheel Alignment
- A/T Case Extension Oil Seal Assembly - Installing Tips
- Body - Metal Panel Adhesive Bonding Information
- Cooling System - Coolant Recycling Information
- M/T - Hydraulic Clutch Bleeding Procedure Improvement
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Instruments - Reduced PRNDL Display Visibility
- Body - Polypropylene Energy Absorber Replacement
- Engine - Sealant Usage/Procedures
- Electrical - Aftermarket Fuse Warning
- Wheels - Chrome Wheel Brake Dust Accumulation/Pitting
- Brakes - Rotor Lateral Runout Correction Information
- Restraints - Usage of Used/Salvaged/Imitation Components
- A/T - 4L60, Revised Sprag/Forward Clutch Hub
- Fuel System - E85 Fuel Usage Precaution
- A/T - No Movement in Drive or 3rd Gear
- A/T - Grinding/Growling Noise in Park on Incline
- Engine/Fuel System - Oil/Fuel Additive Information
- Cooling System, A/C - Aluminum Heater Cores/Radiators
- Wheels/Tires - Upsized Wheel/Tire Characteristics
- Audio System - Refurbishing Radio Faceplates/Knobs
- Body - Hem Flange Rust Repair Information
- Body - Marks/Stains on Windshield When Wet
- Wheels/Tires - Chrome/Steel Valve Stem Cap Precautions
- Engine - Noise/Damage Oil Filter Application Importance
- Engine - Drive Belt Misalignment Diagnostics
- Body - Maintaining Exterior Weatherstrip Appearance
- 06-08-111-004B - BULLETIN CANCELLATION NOTIFICATION
- Body - Stain/Film On Windshield Glass Perimeter
- Wheels/Tires - Accessory Wheel And Tire Information
- Wheels/Tires - Replacement Wheel Weight Information
- Tires/Wheels - Low Tire/Leaking Cast Aluminum Wheels
- Tires/Wheels - Tire Puncture Repair Procedures
- Lighting - Headlamp Warranty Replacement Guideline
- Interior - Proper Use of Floor Mats
- Wheels - Changing Procedures/Precautions
- Body - Squeeze Type Resistance Spot Welding/Equipment
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- Restraints - Extender Availability For Seat Belt
- Interior - Seat Cover Wrinkle/Crease/Burn Info
- A/T - Water Or Coolant Contamination Information
- Body - Drilling High Strength Steel Using CryoCobalt(R)
- Fuel System - TOP TIER Detergent Gasoline (Canada)
- Tires/Wheels - Information on Tire Radial Force Variation (RFV)
- Engine - GM Dexos 1(R) And 2(R) Oil Specifications
- Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.
- Body - Pre-Painting/Cleaning Process For TPO Plastic Fascias
- Drivetrain - Information on Driveline Clunk Noise
- Wheels - Chromed Aluminum Wheel Staining/Pitting/Corrosion
- Body - Paint-less Dent Repair Process
- Wipers/Washers - Windshield Wiper Performance Information
- Electrical - Ground Repair Information
- Interior - Cleaning Instrument Panel, Interior Trim