Repair and Diagnosis: Technical Service Bulletins
- How to Find Technical Service Bulletins by Category/Symptom
- Recalls
- Customer Interest
- Interior - Eliminating Unwanted Odors in Vehicles
- Body - Broken Rear Window Defogger Grid Detection
- Audio System - Noise When Using Portable Playback Unit
- Tires/Wheels - Vibration Shortly After Tires Are Mounted on Rim
- Power Steering - Fluid Leaks Due to Extreme Low Temps
- Restraints - Seat Belt Latching Issues/Warning Lights
- A/C - Musty Odors Emitted From (HVAC) System
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Fuel System - Factors That Affect Economy/Mileage
- A/C - Erratic HVAC Operation & Self Diagnostic Blinks
- A/T - Loss of Drive or Erratic Shifts
- A/C Compressor - Moan Noise at 2100 RPM
- A/C - Odor at Start up in Humid Climates
- Engine - Oil Odors
- Exhaust - Squeak From Front of Vehicle
- Aluminum Wheels - Cosmetic Damage During Balancing
- Tires - Slipping on Rim
- Wheels - Plastic Wheel Nut Covers Loose/Missing
- Door Locks - Binding or Sticking or Key Hard to Insert
- TCC - No Apply or Slipping When Commanded On
- Fuel - Injector Wires Trapped Under Air Cleaner
- Brakes, Rear - ABS Light On, Both Wheels Will Not Turn
- Brakes - ABS Light ON, DTC 46 & 86 (C1246 & C1286)
- A/C Control - Battery Runs Down/Loss of Control Settings
- Fuel Tank - Thud/Clunk Noise Between 3/4 and Full
- Engine - Miss, Hesitation, or Roughness
- Headlamp Lens - Distortion Caused by Aiming Equipment
- Air Bag (SIR) On-Off Switch Kits, New Parts and Service
- Liftgate - Loss of Locking Feature/Non-Power Locks
- Sliding Side Door - Rattles
- Power Sliding Side Door - Will Not Open
- Seat Belts, Front - Slow to Return/Retract
- Outside Rear View Mirror Glass - Vibration
- Luggage Rack - Wind Noise at Highway Speeds
- A/T - No Reverse or Slipping in Reverse
- A/T - Intermittent or No TCC Apply, Possible DTC 26/39
- A/T - Intermittent Second Gear Start in D2 When Cold
- A/T - Second Gear Vibration
- Compact Disc Players - CD Changer Loading Procedures
- SIR - Operating Vehicle with Warning Light On
- Fuel Door - Binding/Sticking or Hard to Open
- Instrument Panel - Upper Surface Reflection
- Charging - Low Voltage Reading Or Dim Lights At Idle
- Fuels - Effect of Volatility on Driveability
- A/C - Temporary Loss of A/C in High Ambient Temperatures
- Engine - Hard Start or No Start
- Steering - Column Popping Noise
- A/T - Harsh 1 to 2, 2 to 3, or 3 to 4 Upshifts
- Transaxle - Bearing Whine in 1ST, 2ND, and 3RD Gear
- P/S - Reduced Assist When Cold
- Power Sliding Side Door - Loses Memory/Inoperative
- A/T - Fluid Leak at The Converter Seal
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Engine - Oil Leaks from Crankshaft Rear Main Seal
- Engine - Oil Leaks From Front Crankshaft Seal
- A/T - No Movement in Drive or 3rd Gear
- A/T - 4L60/65E, No Reverse/2nd or 4th Gear
- Body - Marks/Stains on Windshield When Wet
- Body - Stain/Film On Windshield Glass Perimeter
- Tires/Wheels - Low Tire/Leaking Cast Aluminum Wheels
- 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
- Restraints - Child Seat Top Tether Attachment Kits
- Power Steering - Fluid Leaks Due to Extreme Low Temps
- Restraints - Passenger Presence System Information
- 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 - Labor Time Guide Update
- Warranty - Request for Wholesale Authorization
- Warranty Inquiry System
- Customer Concern Not Duplicated /Verified - Labor
- Warranty - Courtesy Transportation Guidelines
- 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 - Labor Time Guide Addition
- Warranty - Required Claim Submission Procedures
- Warranty - Repair and Claims Procedures
- Warranty - Corporate Parts Return Program Instructions
- Vehicle - Use of a Diagnostic Worksheet
- Warranty Information Letters - Release Index
- GM Campaign Identification Label
- ADCSM Empowerment Parameters - Retail Matrix
- Vehicle - AC Delco Locator Service, Electronics Exchange
- Electrical - Piercing Wire Insulation During Diagnosis
- Warranty - Diagnostic Claim Processing Revisions
- Campaign - Product Bulletin Numbering System
- Parts - Expediting Procedures
- Glass - Adhesive Caulking Kit Revisions
- 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
- Electrical - Instrument Panel And General Wiring Repair
- A/C - Erratic HVAC Operation & Self Diagnostic Blinks
- HVAC System - Clarification of Content & Option Codes
- A/C Refrigerant - Contamination
- Tools - A/C Leak Detector Maintenance Kit Availability
- A/C - Systems With R12 Or R134a Service Issue
- A/C - Retrofitting R-12 to R-134a
- A/C - Tool And Equipment Maintenance
- A/C - PureGuard 2 Operating Alert
- A/C - R-134a System Flushing Procedures
- Tools - Power Steering Bleeder Adapter
- A/T - Loss of Drive or Erratic Shifts
- ACDelco(R) Remanufactured Transmissions - Program Update
- Engines - ACDelco Remanufactured
- Engine - Surface Conditioning Discs Precautions
- Engine - AC Delco Remanufactured Engines
- Steering - System Bleed Procedures
- Spark Plugs - Revised
- A/T Compressor Shaft Nut - Discontinued
- A/C Compressor Shaft Nut - Eliminated
- Policy - Harrison R134A Service Parts Program Ended
- A/C Compressor (R134A) - Service Parts Program
- A/C Shaft Nut - Removal (Elimination) From Compressor
- A/C - Shaft Nut Removal from the HR6HE Compressor
- A/C Compressor Seal Washer - Reference Chart
- A/C - Unnecessary Compressor Replacement
- A/C Compressor - Moan Noise at 2100 RPM
- A/C - Odor at Start up in Humid Climates
- Evaporator Core, Front - Revised R&R Procedure
- Heater Core - Revised Service Procedure
- Suspension - Shock Absorber/Strut Replacement Guidlines
- Rear Wheel Hub/Bearing Assembly - Attaching Bolt Torque
- Tools - Adjuster Locknut Wrench
- Cooling - Radiator Repair/Replacement Guidelines
- Engine - Oil Odors
- Exhaust - Squeak From Front of Vehicle
- Steering Knuckle - Revised Torque
- Steering Knuckle/Strut Assembly - Revised Torque Value
- Brake Pad/Caliper/Knuckle - Inspect & Maintenance
- Service Manual - Rear Shock Absorber Torque Revision
- Aluminum Wheels - Cosmetic Damage During Balancing
- Wheels - Sealing Leaking Cast Aluminum
- Wheels - Finish Damage During Off Car Balancing
- Aluminum Wheels - Refinishing
- Warranty - Guidelines for Using E0420 Wheel Replace
- Warranty - OE Chrome Plated Aluminum Wheel ID
- Tires - Slipping on Rim
- Tires - Manufacturers' Assistance
- Tires - Speed Rated Information
- Wheels - Stud Removal Tool Change
- Wheels - Plastic Wheel Nut Covers Loose/Missing
- Door Locks - Binding or Sticking or Key Hard to Insert
- Front Window Inoperative or Jumps When Rolled Up/Down
- Power Seats - Driver's Adjuster Switch Replacement
- Differential Pinion Shaft Lock Screw - Service
- A/T - Transaxle Oil Filter Differences
- TCC - No Apply or Slipping When Commanded On
- A/T - Cooler Replacement/Flushing
- A/T - Oil Cooler Flushing Frequently Asked Questions
- Recall 96V015001: A/T Oil Cooler Line Defect
- Recall 96V015000: A/T Fluid Cooler Line Defect
- Tools - Introduction Of The Fuel Injector Tester
- Fuel - Injector Wires Trapped Under Air Cleaner
- Tools - Duel Fuel Injector Tester
- PCM's - Servicing Units With Mylar Strips
- ECM Connector - Lubricant Does Not Cause Malfunction
- PCM & BCM (W/Mylar Strips) - Servicing
- ECM - Connector OEM Lubricant Doesn't Cause Malfunction
- Oxygen Sensors - Silica Contamination
- Brakes, Rear - ABS Light On, Both Wheels Will Not Turn
- Front Wheel Bearing/Wheel Speed Sensor - New Design
- Brakes - ABS Light ON, DTC 46 & 86 (C1246 & C1286)
- Brakes - Wheel Cylinder Inspection Guidelines
- Battery - Diagnosis and Charging
- A/C Control - Battery Runs Down/Loss of Control Settings
- Updated Battery Replacement Catalog Numbers
- Warranty - New Vehicle/Replacement Battery
- Battery - Insulator Replacement & Caution
- Battery - Testing Equipment Explained
- Battery - Parasitic Drain
- Tools - Released for CS Generator Diagnosis
- SPS/FLASH EPROM - Programming
- PROM - Powertrain Control Module Reprogramming
- Fuel Tank - Thud/Clunk Noise Between 3/4 and Full
- No MIL Diagnostic Chart A-1 Revision
- Audio - Radio Frequency Interference (RFI) Diagnosis/ID
- Audio - Procedure To Handle Customer Radio Concerns
- Telephone/Mobile Radio - Installation & Troubleshooting
- Radio Telephone/Mobile Radio - Install/Troubleshooting
- Air Bag - Module Shipping/Return Procedure
- IP Dimmer Control - Proper Setting
- Oil Filters - Enhanced Anti-Drainback Valves
- Brakes - Rotor & Hub Flange Cleaning Tool Revision
- Engine - Miss, Hesitation, or Roughness
- Oil Pressure Gauge Sender - Revised Information
- Odometer/Speedometer - ACDelco Service Center Locations
- Headlamp Lens - Distortion Caused by Aiming Equipment
- Anti-Lock Brake - Aftermarket Products Usage Precaution
- Brakes - Four Wheel Antilock Brake System Manual Update
- Axle Control Arm Bolt, Rear - Torque Specification
- Body - Sealer Tape For Collision Repairs
- SIR DTC 24 Diagnosis
- Air Bag (SIR) On-Off Switch Kits, New Parts and Service
- Airbags - Frontal (SIR) ON-Off Switch Kits, Parts/Procs
- Restraints - Air Bag System Diagnostics
- Security & Remote Keyless Entry System - Revision
- Liftgate - Loss of Locking Feature/Non-Power Locks
- Warranty - Emission Parts Coverage
- 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
- Warranty - Guidelines for I/M 240 Labor
- Emissions Inspection/Maintenance - Labor Operations
- EVAP System - Service of Connectors
- Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
- PCM - Returned Product Feedback Program
- Door Inner Panel - Repairs on SMC Type Doors
- Sliding Side Door - Rattles
- Power Sliding Side Door - Will Not Open
- Seat Belts, Front - Slow to Return/Retract
- Recall 94V027000: Seat Belt Defect
- Child Restraint - Auxiliary Seat Belt
- Windshield - Two-Part Urethane Adhesive For Installation
- Warranty - Guidelines for Claiming Windshield Replace
- New Windshield/Glass Urethane Adhesive Caulking Kit
- Tools - Windshield Wiper Arm Removal
- Wiper Blade - Element Replacement
- Outside Rear View Mirror Glass - Vibration
- Luggage Rack - Wind Noise at Highway Speeds
- Coolant - Information on Propylene Glycol Usage
- Warranty - Recycled Engine Coolant Policy
- Brake Pedal Replacement Procedure - Revised
- A/T - Forward and Reverse Servo Part Changes
- A/T - Harsh Clutch Engagement Reverse To Drive
- A/T - Revised Third Clutch Sprag Assembly
- A/T - No Reverse or Slipping in Reverse
- A/T - 4th Clutch & Hydraulic Updates
- A/T - Fluid Level Checking Procedure
- A/T - Intermittent or No TCC Apply, Possible DTC 26/39
- A/T - New Product Announcement
- A/T - Intermittent Second Gear Start in D2 When Cold
- A/T - Revised Electrical Connectors
- A/T - Second Gear Vibration
- A/T - Revised Scavenger Oil Scoop
- A/T - New Drive Link Assembly and Drive/Driven Sprockets
- A/T - 4T60E Cold Start Rattle Noise
- A/T - New Solenoid Testing Kit
- A/T - Service Procedure Changes
- A/T - Core Return Product Feedback Form
- A/T - Revised Diagnosis
- A/T - Diagnosing Fluid Leaks
- A/T - Torque Converter Identification
- A/T - Engine Vacuum Testing
- A/T - How To Use A Pressure Gauge
- A/T - AXOD/E 44T4's and 125's Chain Stretch
- A/T - THM Late or No Upshifts
- A/T - 4T60E 3rd Sprag Clutch Replaces 3rd Roller Clutch
- A/T - 4T60E New Design Input Clutches
- A/T - Drive Axle and Wheel Lug Nut Torque Specifications
- A/T - Harsh Forward Engagement
- A/T - Rapid Converter Pump Bushing Wear
- A/T - 125, 200C/200 4R, 700 R4 Hidden Residue Build Up
- A/T - Slipping or No-Shift/Metal Sealing Rings
- A/T - Front Bushing Wear
- A/T - Math Formulas Part I
- A/T - Twenty Steps To Successful Repairs
- A/T - Math Part II
- A/T - Choosing the Right ATF
- Compact Disc Players - CD Changer Loading Procedures
- SIR - Operating Vehicle with Warning Light On
- A/T - DEXRON III Fluid Introduction
- PROM/MEMCAL - Identification Marks
- Fuel Door - Binding/Sticking or Hard to Open
- Gate Ajar Indicator - On at All Times Diagnostic Chart
- Instrument Panel - Upper Surface Reflection
- Suspension - Chassis Lubrication Importance
- Engine - New Prelube Tool
- Charging - Low Voltage Reading Or Dim Lights At Idle
- Electrical - New Nickel Tape Shields Harnesses
- Cruise Control - (W/Electro Stepper Mtr.) Diagnostics
- Fuels - Effect of Volatility on Driveability
- Fuel - How Fuel Economy Is Determined
- Engine - Hard Start Or No Start
- Tires/Wheels - Wheel Weight Usage Precautions
- Recall 94V100000: Shoulder Belt Defect
- Seat Belt System - Collision Replacement Guidelines
- Body - Urethane Adhesives for Glass Applications
- Key Code - Information
- Key/Key Number/Security Chip - Replacement
- Entertainment Systems - Correct Labor Codes
- Paint - Codes, Suppliers, and Assembly Plant ID
- Paint Codes, Supplies, Assembly Plant - Identification
- Paint (Base Coat/Clear Coat) - Polishing Techniques
- Paint - Polishing And Swirl Mark Removal
- Paint - Basecoat/Clearcoat Paint Systems Specifications
- Warranty - Rail Dust Removal & Chemical Spotting Labor
- A/C - Temporary Loss of A/C in High Ambient Temperatures
- Engine - Hard Start or No Start
- Steering - Column Popping Noise
- A/T - Harsh 1 to 2, 2 to 3, or 3 to 4 Upshifts
- A/T - Revised Accumulator and Retaining Clip
- Transaxle - Bearing Whine in 1ST, 2ND, and 3RD Gear
- Passive Keyless Entry/Security System - Service Update
- Tools - Keyless Entry Transmitter Tester
- A/C - Use of Alternate Refrigerants In CFC 12
- A/C - R134a Leak Detection With Tracer Dye
- Contaminated R12 Refrigerant - Testing & Handling
- A/C - R12 or R134a Service Recommendations
- A/C - Retrofitting R-12 Vehicles to R-134A
- A/C - Refrigerant Recovery/Recharge Equipment
- Wipers - Revised Cleaning Of Wiper Drive Shaft Knurls
- Sunshade - Replacement Availability
- P/S - Reduced Assist When Cold
- Brake Pressure Modulator Valve - Bleed Procedure
- Fuel - Reformulated/Oxygenated Gasolines
- Fuel - Top Tier Detergent Gasoline Information
- Doors - Power Sliding Side Door Parts Availability
- Power Sliding Side Door - Loses Memory/Inoperative
- A/T - Fluid Leak at The Converter Seal
- Axle Oil Seal, Right - Leaks at the Axle Tripod Shank
- Body - Metal Panel Adhesive Bonding Information
- Cooling System - Coolant Recycling Information
- A/C - Contaminated R134A Refrigerant
- 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
- Engine - Oil Leaks from Crankshaft Rear Main Seal
- Electrical - Aftermarket Fuse Warning
- Engine - Oil Leaks From Front Crankshaft Seal
- Wheels - Chrome Wheel Brake Dust Accumulation/Pitting
- Electrical - Battery Charging Tips/Recommendations
- Restraints - Usage of Used/Salvaged/Imitation Components
- Fuel System - E85 Fuel Usage Precaution
- A/T - Torque Converter Replacement Information
- A/T - No Movement in Drive or 3rd Gear
- A/T - Grinding/Growling Noise in Park on Incline
- A/T - 4L60/65E, No Reverse/2nd or 4th Gear
- Engine/Fuel System - Oil/Fuel Additive Information
- Charging System - Low Voltage Display/Battery Discharged
- Cooling System, A/C - Aluminum Heater Cores/Radiators
- Wheels/Tires - Upsized Wheel/Tire Characteristics
- Audio System - Refurbishing Radio Faceplates/Knobs
- A/T Control - DTC P0756 Diagnostic Tips
- 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
- Mirrors - Heated Mirrors, Defrosting Time
- Interior - Proper Use of Floor Mats
- Wheels - Changing Procedures/Precautions
- Body - Squeeze Type Resistance Spot Welding/Equipment
- 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.
- 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