Repair and Diagnosis: Technical Service Bulletins
- How to Find Technical Service Bulletins by Category/Symptom
- Recalls
- Customer Interest
- Labor/Parts Updates
- Recommended Repairs
- Seals, Gaskets
- Superceded Bulletins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
- Restraints - Driver/Passenger Seat Head Rest 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
- 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 - Corporate Parts Return Program Instructions
- Waterleak - Diagnostic Guide
- Vehicle - Use of a Diagnostic Worksheet
- Vehicle - AC Delco Locator Service, Electronics Exchange
- Warranty - Diagnostic Claim Processing Revisions
- Electrical - Wiring Repair Temp Range Precaution
- Campaign - Product Bulletin Numbering System
- Vehicle - Vibration Diagnosis Using A Reed Tachometer
- Vehicle - Current Model Line Designators
- Vehicle Identification Number - Format
- Parts - Expediting Procedures
- Glass - Adhesive Caulking Kit Revisions
- Vehicle - Federal Theft Prevention Standard
- Warranty - Corporate Parts Return Program
- I/M 240 Repairs - Obtaining Technical Assistance
- Fuel System - Factors That Affect Economy/Mileage
- Brake Fluid - Level And Filling Recommendations
- Dash Board - Cleaning of Upper Panel Surfaces
- Electrical - Instrument Panel And General Wiring Repair
- A/C - Odor
- A/C - CFC Reduction & Refrigerant Recovery Recycling
- A/C Refrigerant - Contamination
- A/C - Delayed Cooling After Engine Start Up
- A/C - Updated Electronic Climate Control Diagnostics
- 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
- A/T & M/T - AC Delco Remanufactured Transmissions
- ACDelco(R) Remanufactured Transmissions - Program Update
- Engine - Analysis of Internal Sludge
- Engine - Cold Start Exhaust Smoke
- Engines - ACDelco Remanufactured
- Engine - Surface Conditioning Discs Precautions
- Engine - AC Delco Remanufactured Engines
- Cooling System - Leaks
- Coolant - Fluid Loss
- A/T - Intermittent Slip, Downshift, or Busy Cycling TCC
- Steering - System Bleed Procedures
- A/C - Moan or Vibration With A/C Running
- Fuel - Pump Replacement Caution, Strainer
- Spark Plug - Revised Recommendations
- A/C - System Diagnostic Procedure
- A/C System - Flushing Recommendation
- Suspension - Shock Absorber/Strut Replacement Guidlines
- Steering Gear - Revised Intermediate Shaft Torques
- Engine - Revised Camshaft Lift Specifications
- Engine - Roller Lifter Camshafts
- Parts - Revised Cylinder Heads
- Exhaust - Smoke on Engine Start Up
- Cooling - Radiator Repair/Replacement Guidelines
- Muffler - Paint Peeling
- Engine - Revised Intake Manifold Installation
- Wheels - Air Leak, Cast Aluminim Wheel Porosity
- Wheels (Steel) - Damage Due to Improper Mounting
- Wheels - Installation of After Market Styled Wheels
- Wheels - Sealing Leaking Cast Aluminum
- Aluminum Wheels - New Coated Wheel Weights
- Aluminum Wheels - Scuff/Scratch Removal
- Warranty - OE Chrome Plated Aluminum Wheel ID
- Tires (Handling) - Vibration
- Tires - Speed Rated Information
- Door Locks - Binding or Sticking or Key Hard to Insert
- Window Regulator - Replacement
- Power Seat - Inoperative/Blown Fuse
- Seat Cushion - Retainer Wire Service Kit
- Seats - Six-Way Power Adjusters
- Leather Seat Covers - Cleaning Procedure
- Differential Pinion Shaft Lock Screw - Service
- A/T - New Transmission Fluid Filter and Filter Seal
- A/T - Updated Oil Pump Assemblies
- A/T - 700 R4 Pump Whine or Moan
- A/T - 2004R/700R4 Oil Pump & Slide Service
- A/T - 700R4 Pump Assembly Casting Number Information
- A/T Oil Cooler - Updated Flushing Procedure
- MAP - Revised Check Chart for DTC's 33, 34, 63, 64
- A/T - Multiple Driveability Concerns
- A/T Throttle Valve System - Condition Summary/Diagnosis
- Clutch Master Cylinder - Push Rod Bushing Retention
- Tools - Introduction Of The Fuel Injector Tester
- Multec Port Fuel Injectors - Cleaner Precautions
- Fuel Injection System - Fuel Usage
- Fuel System - Long Crank Time
- ECM - Revised Replacement Procedure
- Engine Controls - ECM May Contain Wrong PROM
- ECM/PCM - Damaged and/or Misdiagnosed
- ECM - Packard 32 Way Connector Identification
- ECM/PCM - Damage Prevention
- Oxygen Sensors - Silica Contamination
- MAF Sensor - MIL ON/Codes 33/34/36 Stored
- Mass Air Flow Sensor - MIL ON/Code 33 Set
- MAF Sensor - MIL ON/Code 36 Set
- Brakes - Coating of ABS Wheel Speed Sensors
- Battery - Charging Precautions
- Battery - Parasitic Current Drain Diagnosis
- Battery - Diagnosis and Charging
- Battery - Parasitic Draw Test
- Warranty - New Vehicle/Replacement Battery
- Battery - Insulator Replacement & Caution
- CS-121/CS-130 Generators - Replacement
- Generator - Terminal Descriptions & Revised Wiring
- Engine - Poor Idle Stability/Tip-In Hesitation
- Fuel - Feed/Return Pipe Repair
- Throttle Body - Carbon Buildup
- Fuel System - Cold Start Injector O-Ring Package
- Hood - Crack Due to Intake Manifold Contact
- Radio - Replacement Mast For Power Antenna
- Headlamp Door Actuator - Service Kit
- Audio - Radio Frequency Interference (RFI) Diagnosis/ID
- Radio - Inoperative
- Radio - Popping Noise From Speakers
- Audio - Poor AM or FM Radio Reception
- Recall 91V143000: Seat Belt Retractor Defect
- Lap/Shoulder Belts - Dealer Installed Rear Kits
- IP Dimmer Control - Proper Setting
- Oil Filters (Small 75 mm) - Leakage Prevention
- Brakes - Poor Rotor Finish/Hard Pedal Feel
- Brakes - Pulsations and Rotor Surface Refinish
- Brakes - Change In Brake Feel After Rotor Refinishing
- Brakes - On-Car Rotor Turning Tool
- Brakes - Rotor & Hub Flange Cleaning Tool Revision
- A/C - Refrigerant Loss Prevention
- A/C - R12 Loss From Loose or Missing Access Fitting Caps
- Engine - Miss, Hesitation, or Roughness
- Ignition System - Diagnosis Precautions
- A/T - Sporadic Engagement of Torque Converter Clutch
- Odometer/Speedometer - ACDelco Service Center Locations
- Headlamp Lens - Distortion Caused by Aiming Equipment
- Brakes - Light Brake Drag While Driving
- Engine - Improved Head Gasket
- Cylinder Head Gasket - Improved Design
- ABS - Self Test Initialization Cycle Noise
- Anti-Lock Brake - Aftermarket Products Usage Precaution
- Brakes - Revised ABS Diagnostics & Resistance Specs
- Starter/Flywheel - Gear Clash or Milling
- Body - Sealer Tape For Collision Repairs
- Paint - Plastic Media Blasting Sources
- Fiber Glass Body Panel - Painting Procedures
- Interior - Roof Panel Attaching Bolt Rattles
- Aftermarket Accessories - Installation Guidelines
- Engine- Intermittent No-Start (Antitheft)
- Alarm/Keyless Entry - Aftermarket Installation Cautions
- State Emissions Testing Information
- 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
- EVAP System - Service of Connectors
- Engine Controls - Electrostatic Discharge Damage
- Electronics - Electrostatic Discharge Damage
- Electrical Terminals - Updated Procedure for Metric-pack
- Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
- Tilt Steering Column - Noise or Squeaks
- Door Trim Panel - Loose
- Convertible Top - Scuffed Paint On Rear Compartment Lid
- Convertible Top - Cleaning and Care of Fabric
- Child Restraint - Auxiliary Seat Belt
- Windshield - Two-Part Urethane Adhesive For Installation
- Windshield Wipers - Chatter/Wipe Unevenly
- Wiper Blades - Chattering on Windshield
- Rear Lift Window - Hard to Open/Hinge Loose to Glass
- Rear Bumper Fascia - Sagging
- Front Center Air Deflector - Damaged
- Cooling System - Reconstituted Anti-Freeze Information
- Coolant - Information on Propylene Glycol Usage
- Warranty - Recycled Engine Coolant Policy
- Cooling System - Use of Recycled Engine Coolant
- Coolant - Used Anti-Freeze Policy
- A/T - 4L60 Steel 3-4 Clutch Plate Availability
- A/T - Revised 3-4 Clutch
- A/T - New Case Assembly, Removal of Pressure Taps
- A/T - New Wave Plate Now Available
- A/T - Reverse Engagement Shift Feel
- A/T - 700R4 Updated Reverse Roller Clutch
- A/T - 700R4 New Lo & Reverse Clutch Assembly
- A/T - 700R4 New 3-4 Clutch Apply Package
- A/T - 700R4 New Forward Clutch Backing Plate
- A/T - Service Replacement Model Update
- A/T - Buzzing Noise at Idle
- A/T - Slipping/No Reverse/Other Concerns After Service
- A/T - Core Return Product Feedback Form
- A/T - New Governor Driven Gear for No Upshift or Erratic
- A/T - 2004R/700R4 Pump Assembly
- A/T - 700R4 Updated Pinion Carrier
- A/T - 700R4 Down-Shift Clunk In Manual 3 Range
- A/T - 700R4 Auxiliary Accumulator Valve
- A/T - 700R4 Updated Input Drum
- A/T - 700R4 Correction To Bulletin SIL8722
- A/T - 700R4 New Auxiliary Accumulator Valve Body
- A/T - Converter Clutch Solenoid Fluid Source I.D.
- A/T - 700R4 & 2004R New Iron Pump Rings
- A/T - THM 700R4 Valve Body Gaskets Update
- A/T - THM 200/200C, 400, 700R4 Speedometer Leak
- A/T - 700R4 Improved Shift Feel/Reverse
- A/T - 700R4 New Control Valve Assembly
- A/T - 700-R4 & 400 Improved Governor Driven Gear
- A/T - Torque Converter Identification
- A/T - Harsh Reverse Engagements
- A/T - Engine Vacuum Testing
- A/T - Bind-Up On The 1-2 or 3-2 Downshift
- A/T - 700R4 No 4th, Late 4th, Falls Out Of 4th
- A/T - Diagnosing Converter Lock-Up Problems
- A/T - Valve Body Assembly 700-R4 Inspection
- A/T - How To Use A Pressure Gauge
- A/T - 700R4 Valve Body Interchange
- A/T - 700R4 Bind In Reverse After Rebuild
- A/T - 200/200C/200R4, 325/3254L, 700-R4 No 2nd Gear
- A/T - THM Late or No Upshifts
- A/T - 700R4 Shifts In Manual Low
- A/T - 700R4, 2004R No Line Pressure Rise
- A/T - 700R4 Forward Sprag Design
- A/T - 4L60/700R4 Rear Planet Failure/Lack Of Lube
- A/T - 700R4 Missing Reverse Checkball
- A/T - 700R4 Rear Planet Failure/Lack of Lube
- A/T - 700R4 No 2nd, No 4th and No TCC
- A/T - Drive Axle and Wheel Lug Nut Torque Specifications
- A/T - Delayed Forward Engagement/Burnt 3-4 Clutches
- A/T - No Converter Clutch Apply When Unit Is Hot
- A/T - 200C/2004R, 700-R4 Lip Seal Packages Part Numbers
- A/T - Rapid Converter Pump Bushing Wear
- A/T - 2004R & 700R4 Pump Break Up
- A/T - Converter Clutch Shudder
- A/T - 125, 200C/200 4R, 700 R4 Hidden Residue Build Up
- A/T - 200 4R & 700 R4 Pump Failure
- A/T - Sticking Throttle Valves
- A/T - Pressure Tap Locations
- A/T - 700R4 Updated Input Sprag Assembly
- A/T - 700R4 4-3 Downshift On Slight Acceleration
- A/T - Methods to Check for Restricted Exhaust
- A/T - 700R4 Low And Reverse Clutch Failure
- A/T - Slipping or No-Shift/Metal Sealing Rings
- A/T - Front Bushing Wear
- A/T - 2-3 Flare-up, or Repeated 3-4 Clutch Failure
- A/T - No Passing Gear (forced detent) Upshifts Normal
- A/T - No Upshift/Governor Contamination
- A/T - 700R4 Solid Teflon Sealing Rings/Turbine Shaft
- A/T - 700R4 Updated Forward Roller Clutch
- A/T - Sprag Rotation
- A/T - Overdrive Bind Up When Engaged
- A/T - THM 2004R 700R4 TCC Stalls Engine In Drive/Reverse
- A/T - Checking Pressure Switches For Leaks
- A/T - 700R4 TCC Lock-Up Delay Valve
- A/T - Math Formulas Part I
- A/T - 700R4 Wiring Diagrams Thru 1989
- A/T - Twenty Steps To Successful Repairs
- A/T - 4L60/THM 700R4 200R4 Fluid Filter Seal
- A/T - Math Part II
- A/T - 700R4/200-4R New Fluid Filter Seal
- A/T - 700R4 Lubrication Update
- A/T - Choosing the Right ATF
- A/T - ATRATB8725 Service Bulletin Correction
- M/T - Neutral/Drive Gear Rattle
- Compact Disc Players - CD Changer Loading Procedures
- SIR - Operating Vehicle with Warning Light On
- Engine - Rough/Unstable/Incorrect Idle
- Engine - Improved Drive Belt
- A/T - Updated ATF Fluid Color/Level Check Information
- A/T - Proper Fluid Level Checking Procedure
- A/T - DEXRON III Fluid Introduction
- A/C - Updated Heater and Control Head Assembly
- Isolation Diodes - Replacement Information
- Temperature Gauge - False Indicated Overheat Condition
- Instruments - Low Coolant Warning Light ON
- PROM/MEMCAL - Identification Marks
- Fuel - Rusting Filler Door Hinge Links/Pins
- Instrument Panel - Upper Surface Reflection
- Instrument Panel - Upper Surface Cleaning
- Suspension - Chassis Lubrication Importance
- CS Charging Systems - Quick Check
- Electrical - New Nickel Tape Shields Harnesses
- Engine Harness - Cut By Casting Flash On Transmission
- Fuels - Effect of Volatility on Driveability
- Fuel - How Fuel Economy Is Determined
- Cruise Control - Incorrect Resume Operation
- Tires/Wheels - Wheel Weight Usage Precautions
- Convertible Top - Number 5 Bow Weatherstrip Loose
- Convertible Vinyl Back Window - Scratched
- Folding Top - Storage Lid Paint Protective Overlay
- Transparent Removable Roof Panel - Breakage
- Radio - Power Antenna Will Not Retract
- Seat - Rear Lap/Shoulder Belt Kits
- Body - Urethane Adhesives for Glass Applications
- Key Code - Information
- Key/Key Number/Security Chip - Replacement
- Paint - Acid Rain Damage to Base Coat/Clear Coat
- Warranty - Chipped Paint Diagnosis & Repair
- Paint - Color Coat Chips Off
- Paint - High Volume Low Pressure Paint Application
- Paint - Importance of Checking Clear Coat Thickness
- Paint - Supplier Identification/Assembly Plant
- Paint - Removal of Minor Imperfections
- Warranty - Rail Dust Removal & Chemical Spotting Labor
- Carpet Inserts - Loose
- Electrical - 32 Way Connector Improperly Marked
- Electrical Connectors - Service Procedure
- A/T Rear Case Bushing - Removal & Installation Procedure
- A/T - 4L60 Binding/Inoperative In Reverse
- A/T - New Control Valve Assembly Elimination of TCC Bore
- A/T - Proper Usage of Spacer Plate Gaskets, Overhaul Kit
- A/T - THM 700R4 Slipping or Loss of Drive
- A/T - Evaluating Peened Spacer Plates
- A/T - 700R4 Valve Body Modification
- A/T - 4L60/700-R4 Transmissions Stuck In First
- Drivetrain - Recommended Axle Lubricant
- A/T - THM 700R4 New Second Servo Apply Pin
- Underhood Lamps - Inoperative or Stay On
- A/T - 1-2 Accumulator Piston/Outer Spring Replacement
- Turn Signal Lever - Rattles
- A/C - Use of Alternate Refrigerants In CFC 12
- Contaminated R12 Refrigerant - Testing & Handling
- A/C - Retrofitting R-12 Vehicles to R-134A
- A/C - System Refrigerant Capacity
- A/T- THM 700-R4 New Output Shafts and Seal
- A/T - Turbine Shaft Seals
- P/S - Reduced Assist When Cold
- Power Steering - Reduced Assist At Low Temperatures
- Daytime Running Lamp - Retrofit Kits
- Brakes, Front - Pulsation Diagnosis, Correction, Repair
- Power Seat Transmission - Usage and Identification
- Fuel - Reformulated/Oxygenated Gasolines
- Fuel System - Gasoline Recommendations
- Fuel - Use of Gasoline Containing 15 Percent MTBE
- Alignment - The Importance of Four Wheel Alignment
- Passenger Car - Alignment Specifications
- Folding Top - Hydraulic Fluid Correction
- 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
- Fuel System - E85 Fuel Usage Precaution
- A/T - No Movement in Drive or 3rd Gear
- Engine/Fuel System - Oil/Fuel Additive Information
- Tires - Minimizing Damage to TPM Sensors
- 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)
- Body - Vehicle Glass Distortion Information
- 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.
- 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