Technical Service Bulletins

A/C Compressor
- Information On New GE-48800 CoolTech Refrigerant Recovery/Recharge Equipment (08-01-38-001)
- Information on GM ACR2000 (J-43600) and New Refrigerant Recovery Recharging Equipment Standard SAE J2788 (07-01-38-004)
- New PAG Oil Released (02-01-39-004B)
- Contaminated R-134a A/C Systems - Air Conditioning System Flushing Procedures and Universal In-Line A/C Filter Installation (83-12-21)
- J-43600 ACR 2000 Essential Refrigerant Recovery/Recharge Equipment (99-01-38-006B)
Accessories & Equipment
- Announcement of Price Increase for MDI (EL-47955) (08-00-89-018A)
- Processing GM Accessories - Initial Quality Issues (04-00-89-018C)
- Part and Accessory Replacement Policy (04-00-89-011)
Accessories Control Systems
- Labor Operation Assignments For All Control Module Reprogramming (02-06-04-057E)
- Malfunction Indicator Lamp (MIL) On, Transmission Stuck in Second or Third Gear, Instrument Cluster Inoperative (Verify and Repair Source of Voltage Loss In Transmission Solenoid Power Supply Circuit) (01-07-30-002E)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- OnStar(R) Proactive Parts Shipment Process (02-08-46-013A)
- Cranks But No Start, Stall, Inaccurate/Incorrect Fuel Gauge Reading, No Fuel, Vehicle is Out of Fuel and Fuel Gauge Reads Above Empty (Replace Fuel Level Sensor) (04-08-49-018E)
- Information on Error Codes on Radio Display - Their Cause and Corrective Action (64-90-04A)
Air Bag, SRS
- General Motors Position Statement on Installation of Used, Salvaged, or Imitation Air Bag System Components (08-09-41-003)
- Information on Cleaning Discolored Passenger Side Air Bag Cover (05-08-110-003)
Anti-Theft Systems
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
Automatic Trans
- Information on 4T65-E MN7, M15, M76, MN3 Automatic Transmission Case, Cooler Fitting and Torque Converter Drain Back Check Ball Change (04-07-30-017B)
- Transmission Oil Leaking From Transmission Vent (Replace Transmission Case Cover (Channel Plate) Gasket) (01-07-30-032E)
- No Reverse, Second Gear or Fourth Gear (Replace Reaction Sun Shell with More Robust Heat Treated Parts) (00-07-30-022D)
- No Movement When Transmission is Shifted to Drive or Third - Normal Operation When Shifted to Second, First or Reverse (Replace Forward Sprag Assembly) (08-07-30-027)
- Automatic Transmission/Transaxle Torque Converter Replacement (01-07-30-010C)
- 4L60-E, 4L65-E, 4L70-E HYDRA-MATIC® Automatic Transmission RPOs M30, M70, M32, M33, MK2, MD6 Oil Cooler Fitting Change (08-07-30-004)
- Information on 4L60-E M30 Rear Wheel Drive Automatic Transmission Valve Body Reconditioning, DTC P0741, P0756, P0894, Harsh 1-2 Shift (07-07-30-024)
- Diagnostic Trouble Code (DTC) P0757 Set, Malfunction Indicator Lamp (MIL) Illuminated, Poor Performance of Transmission, Transmission Slipping (Clean Transmission Valve Body and Case Oil Passages of Debris) (01-07-30-038D)
- Information Regarding Automatic Transmission Shift Lock Control Function (03-07-30-043A)
- Instructions To Be Followed To Aid in Obtaining Root Cause Analysis on Both OEM and Goodwrench(R) Engines, Transmissions and Transfer Cases on Vehicles with 402 km (250 mi) or Less (04-06-01-034C)
- New Product Feedback Form and Process For Automatic Transmission Core Returns (01-07-30-029A)
- Transmission Fluid Leak Diagnosis (01-07-30-041B)
Auxiliary Emission Control Systems
- Warranty Coverage for Emission-Related Reprogramming Events (PCM, ECM and TCM) (4-06-04-036E)
- New Add Time For Labor Operation L2300 - Converter, Oxidation Catalytic-Replace (02-00-89-006C)
- Warranty Coverage Change for Emission-Related Reprogramming Events (PCM, ECM and TCM) (04-06-04-036)
Body Electrical
- Information on Engine Misfire MIL/SES Light Illuminated or Flashing DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0420 or P0430 (06-06-04-046)
- Updated Transfer Case Connector Service Kit Now Available For Transfer Case Speed Sensor Wire Harness Connector that Comes Loose Or Connector Retainer Clip Breaks (06-04-21-001)
- Instrument Panel (I/P), Body and General Wiring Harness Repair (06-08-45-004)
Body Interior
- Labor Operation Assignments For All Control Module Reprogramming (02-06-04-057E)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- OnStar(R) Proactive Parts Shipment Process (02-08-46-013A)
- Cranks But No Start, Stall, Inaccurate/Incorrect Fuel Gauge Reading, No Fuel, Vehicle is Out of Fuel and Fuel Gauge Reads Above Empty (Replace Fuel Level Sensor) (04-08-49-018E)
Charging Systems
- Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (43-64-07A)
- Battery and Charging System Electrical Diagnostics (99-06-03-012)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
Communication Devices
- Information on OnStar® Analog-Only Systems (06-08-64-007A)
- Re-establishing Communications with OnStar® Center After Battery Disconnect (00-08-46-004C)
- Availability of GM OnStar® Vehicle Diagnostics and GM Goodwrench® Remote Diagnostic Services (06-08-46-002B)
- Incorrect OnStar® Global Positioning System (GPS) Location Reported During OnStar® Call (02-08-46-006C)
- Information On ONSTAR System - Possible Loss Of GPS Signal, Hands-Free Calling Minutes Expire Prematurely And/Or Inability To Add Hands-Free Calling Minutes (02-08-46-007D)
- Cellular Error Messages Received When Trying to Connect to OnStar(R) (02-08-46-004A)
- Unable to Connect to OnStar(R) or OnStar(R) Personal Calling Inoperative (04-08-46-003B)
- OnStar(R) Proactive Parts Shipment Process (02-08-46-013A)
- Radio Telephone/Mobile Radio (Transceiver) Installation and Troubleshooting Guidelines (04-08-46-002)
Cooling Fan
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
Cooling System (Mechanical)
- Information On Aluminum Heater Core and/or Radiator Replacement (73-62-13A)
- DEX-COOL® Coolant - New Leak Detection Dye J 46366 - Replaces J 29545-6 (05-06-02-002B)
- Information on Gradual Coolant Loss Over Time With No Evidence of Leak Found (06-06-01-019B)
- Engine Coolant Recycling and Warranty Information (00-06-02-006D)
- Instructions for Using GE-47716 Vac-N-Fill Coolant Refill Tool (05-06-02-006)
- DEX-COOL(R) Engine Coolant Information (736214)
Differentials & Drive Axles
- Revised Front Drive Axle Carrier Lubricant Information (05-00-90-010)
Engine Control Systems
- Warranty Coverage for Emission-Related Reprogramming Events (PCM, ECM and TCM) (4-06-04-036E)
- Labor Operation Assignments For All Control Module Reprogramming (02-06-04-057E)
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- Poor Engine Performance - Misfire, Rough Idle, Stalls, Engine Cranks but Does Not Run, Service Engine Soon/Check Engine Light Illuminated, DTC P0300 Set (Inspect Distributor Ignition (DI) System Components and Replace As Necessary) (03-06-04-041A)
- Warranty Coverage Change for Emission-Related Reprogramming Events (PCM, ECM and TCM) (04-06-04-036)
Entertainment Systems
- Changes to XM Network of Terrestrial Repeaters (08-08-46-006)
- Parts Restriction on Ordering XM Digital Radio Receiver (04-08-44-009A)
- Information on Rear Seat Headphone Foam Ear Pad Replacement if Worn or Damaged (05-08-44-005A)
- Information on Radio and Instrument Panel Cluster (IPC) Part Restrictions (U.S. Only) (06-00-89-038)
- XM Radio Labor Operation Codes (03-08-44-001A)
- Information on Error Codes on Radio Display - Their Cause and Corrective Action (64-90-04A)
Exhaust
- New Add Time For Labor Operation L2300 - Converter, Oxidation Catalytic-Replace (02-00-89-006C)
Exterior Body Panels
- Metal Panel Bonding (02-08-98-001C)
- Urethane Adhesives For Stationary Glass And Other Applications (02-08-48-001A)
- Usage of E85 Fuels in GM Vehicles (05-06-04-035)
- Repair Procedure for Service Sheet Metal - Craters in ELPO Surface (04-08-98-002)
- Additional Material and Source for Metal Panel Bonding Adhesives (04-08-98-001)
Exterior Lights
- Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (43-64-07A)
Frames, Subframes & Crossmembers
- Information on Repair of Polypropylene Energy Absorbers (63-20-02)
Fuel System
- Use of E85 Fuels in Vehicles Not Certified by GM as being FlexFuel Compatible / Aftermarket Conversion of Vehicles to Operate on E85 Fuels (06-06-04-035A)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- Usage of E85 Fuels in GM Vehicles (05-06-04-035)
- Cranks But No Start, Stall, Inaccurate/Incorrect Fuel Gauge Reading, No Fuel, Vehicle is Out of Fuel and Fuel Gauge Reads Above Empty (Replace Fuel Level Sensor) (04-08-49-018E)
- Warranty Coverage Change for Emission-Related Reprogramming Events (PCM, ECM and TCM) (04-06-04-036)
Fuses & Circuit Breakers
- Service Alert: Concerns With Aftermarket Fuses in GM Vehicles (07-08-45-002)
- Information on Changes to the SI Table of Contents, Electrical Connectors, Terminal Testing/Repair, and the Importance of J-38125 Electrical Terminal Repair Kit Maintenance (06-08-45-001)
Gauges & Instrument Panels
- PRNDL Display Reduced Visibility For Approximately One Minute (02-08-72-004A)
- Information on Radio and Instrument Panel Cluster (IPC) Part Restrictions (U.S. Only) (06-00-89-038)
- Instrument Panel (I/P), Body and General Wiring Harness Repair (06-08-45-004)
- Malfunction Indicator Lamp (MIL) On, Transmission Stuck in Second or Third Gear, Instrument Cluster Inoperative (Verify and Repair Source of Voltage Loss In Transmission Solenoid Power Supply Circuit) (01-07-30-002E)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- Cranks But No Start, Stall, Inaccurate/Incorrect Fuel Gauge Reading, No Fuel, Vehicle is Out of Fuel and Fuel Gauge Reads Above Empty (Replace Fuel Level Sensor) (04-08-49-018E)
HVAC Control Systems
- Information On Aluminum Heater Core and/or Radiator Replacement (73-62-13A)
- Information On New GE-48800 CoolTech Refrigerant Recovery/Recharge Equipment (08-01-38-001)
- 18 Digit "Snapshot/Charge Summary" Code No Longer Required For A/C Refrigerant System Repairs Submitted For Warranty Reimbursement (05-01-38-008B)
- Contaminated R134a Refrigerant Found on Market for Automotive Air-Conditioning Systems (06-01-39-007)
- Contaminated R-134a A/C Systems - Air Conditioning System Flushing Procedures and Universal In-Line A/C Filter Installation (83-12-21)
- J-43600 ACR 2000 Essential Refrigerant Recovery/Recharge Equipment (99-01-38-006B)
- HVAC Control Knob Replacement (04-01-37-001)
Ignition Switch/Steering Lock
- Diagnostic Information for Intermittent Vehicle No Crank/Dead Battery (04-06-03-002)
Ignition System
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- Poor Engine Performance - Misfire, Rough Idle, Stalls, Engine Cranks but Does Not Run, Service Engine Soon/Check Engine Light Illuminated, DTC P0300 Set (Inspect Distributor Ignition (DI) System Components and Replace As Necessary) (03-06-04-041A)
Infotainment
- Navigation Radio Diagnostic Tips (08-08-44-010F)
- Re-establishing Communications with OnStar® Center After Battery Disconnect (00-08-46-004C)
- Incorrect OnStar® Global Positioning System (GPS) Location Reported During OnStar® Call (02-08-46-006C)
- Information On ONSTAR System - Possible Loss Of GPS Signal, Hands-Free Calling Minutes Expire Prematurely And/Or Inability To Add Hands-Free Calling Minutes (02-08-46-007D)
- Information on Obtaining Replacement Navigation Discs When Radios are Exchanged - Order Replacement Navigation Disc Through Navigation Disc Center (07-08-44-007)
- Unable to Connect to OnStar(R) or OnStar(R) Personal Calling Inoperative (04-08-46-003B)
Interior/Exterior Trim
- Information on Cleaning Discolored Passenger Side Air Bag Cover (05-08-110-003)
- Plastic Wheel Nut Covers Missing and/or Loose (Replace Missing Covers and Add Sealant to All Covers) (01-03-10-009A)
Lubrication System
- 60 Degree V6 Engine Oil Leak at Crankshaft Front Oil Seal (Use New Crankshaft Front Oil Seal Installer Tool EN-48869) (07-06-01-023)
- Engine Oil Leak at Crankshaft Rear Main Oil Seal (Install Revised Crankshaft Rear Main Oil Seal Using Revised Rear Main Seal Installer and Remover Tools) (05-06-01-019F)
Manual Trans
- Instructions To Be Followed To Aid in Obtaining Root Cause Analysis on Both OEM and Goodwrench(R) Engines, Transmissions and Transfer Cases on Vehicles with 402 km (250 mi) or Less (04-06-01-034C)
Mechanical
- Engine Oil Leak at Crankshaft Rear Main Oil Seal (Install Revised Crankshaft Rear Main Oil Seal Using Revised Rear Main Seal Installer and Remover Tools) (05-06-01-019F)
- Revised Mass Air Flow Core Return Requirements (06-06-04-057)
- Engine/Balance Shaft "Rattle" Noise (00-06-01-023C)
- Rattle Noise In Engine (Install Timing Tensioner Kit) (03-06-01-024C)
- Instructions To Be Followed To Aid in Obtaining Root Cause Analysis on Both OEM and Goodwrench(R) Engines, Transmissions and Transfer Cases on Vehicles with 402 km (250 mi) or Less (04-06-01-034C)
Mechanical - Hydraulic
- On-Car Brake Lathe Specifications and Maintenance Requirements (05-05-22-001)
Mirrors
- Information On Curb Park Assist And Memory Related Issues On Outside Rearview Mirrors (07-08-64-022B)
Paint & Coatings
- Repair Procedure for Service Sheet Metal - Craters in ELPO Surface (04-08-98-002)
- Additional Material and Source for Metal Panel Bonding Adhesives (04-08-98-001)
Parking Brake System
- Rear Parking Brake Shoe Retaining Spring Clip Service Kit for Drum-in-Hat (DIH) Equipped Vehicles (02-05-26-001C)
Seats
- Power Seat Inoperative Fore/Aft After Being Moved All The Way Rearward (Install C-Spacer) (04-08-50-017)
Starter
- Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (43-64-07A)
- GM Dealer Visits: Proper Management of Batteries in Dealer Parts Stock / Vehicle Inventory (08-06-03-005)
- Battery and Charging System Electrical Diagnostics (99-06-03-012)
- Battery Charging Tips (Includes Information References for HP2 Hybrid Truck [PHT] 42-volt System) (02-06-03-009C)
- Intermittent No Crank, No Start (03-06-03-006A)
- Diagnostic Information for Intermittent Vehicle No Crank/Dead Battery (04-06-03-002)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
- Battery Parasitic Drain (02-06-03-010A)
Suspension Control Systems
- Warranty Reduction - Transfer of Tire Pressure Monitoring (TPM) Sensors to Replacement Wheels and Allowable TPM Sensor Replacements (08-03-16-003)
System
- Diagnostic Information on Diagnostic Trouble Code (DTC) P0894 and P1870 (02-07-30-001G)
- Diagnostic Trouble Code (DTC) P0757 Set, Malfunction Indicator Lamp (MIL) Illuminated, Poor Performance of Transmission, Transmission Slipping (Clean Transmission Valve Body and Case Oil Passages of Debris) (01-07-30-038D)
- Information on Engine Misfire MIL/SES Light Illuminated or Flashing DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0420 or P0430 (06-06-04-046)
- Normal Characteristics of Malfunction Indicator Lamp (MIL) During On-Board Diagnostic (OBD) Inspection/Maintenance (I/M) Testing (06-06-04-037)
- Labor Operation Assignments For All Control Module Reprogramming (02-06-04-057E)
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
- Diagnostic Information for Intermittent Vehicle No Crank/Dead Battery (04-06-03-002)
- Poor Engine Performance - Misfire, Rough Idle, Stalls, Engine Cranks but Does Not Run, Service Engine Soon/Check Engine Light Illuminated, DTC P0300 Set (Inspect Distributor Ignition (DI) System Components and Replace As Necessary) (03-06-04-041A)
- Warranty Coverage Change for Emission-Related Reprogramming Events (PCM, ECM and TCM) (04-06-04-036)
Towing
- Recreational (Dinghy) Towing (00-00-89-008F)
Transfer Case
- Driveline Characteristics For All-Wheel Drive (AWD) and Four-Wheel Drive (4WD) Systems (01-04-18-001F)
- Instructions To Be Followed To Aid in Obtaining Root Cause Analysis on Both OEM and Goodwrench(R) Engines, Transmissions and Transfer Cases on Vehicles with 402 km (250 mi) or Less (04-06-01-034C)
- Updated Transfer Case Connector Service Kit Now Available For Transfer Case Speed Sensor Wire Harness Connector that Comes Loose Or Connector Retainer Clip Breaks (06-04-21-001)
Transmission Control Systems
- Warranty Coverage for Emission-Related Reprogramming Events (PCM, ECM and TCM) (4-06-04-036E)
- Diagnostic Information on Diagnostic Trouble Code (DTC) P0894 and P1870 (08-07-30-008A)
- Diagnostic Information on Diagnostic Trouble Code (DTC) P0894 and P1870 (02-07-30-001G)
- Diagnostic Trouble Code (DTC) P0757 Set, Malfunction Indicator Lamp (MIL) Illuminated, Poor Performance of Transmission, Transmission Slipping (Clean Transmission Valve Body and Case Oil Passages of Debris) (01-07-30-038D)
- Information Regarding Automatic Transmission Shift Lock Control Function (03-07-30-043A)
- Labor Operation Assignments For All Control Module Reprogramming (02-06-04-057E)
- Malfunction Indicator Lamp (MIL) On, Transmission Stuck in Second or Third Gear, Instrument Cluster Inoperative (Verify and Repair Source of Voltage Loss In Transmission Solenoid Power Supply Circuit) (01-07-30-002E)
- Inspection Of Related Wiring Harness Connections When Diagnosing Misc. DTCS, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, INOP I/C Systems, SES/4WD Lamps Illuminated (03-06-04-012A)
Wheel Alignment
- New Alignment Procedure For Labor Operation Numbers E2020 and E2000 (04-03-07-002A)
Wheels & Tire System
- General Motors New Vehicle Wheel Warranty Coverage (07-03-10-015B)
- Performance Characteristics of Vehicles with Accessory Wheel/Tire Assemblies Installed as "Upsized" to Original Equipment (05-03-10-005D)
- Minimizing Damage to Tire Pressure Monitor (TPM) Sensors During Tire Mounting/Dismounting (08-03-10-007)
- Warranty Reduction - Transfer of Tire Pressure Monitoring (TPM) Sensors to Replacement Wheels and Allowable TPM Sensor Replacements (08-03-16-003)
- Driveline Characteristics For All-Wheel Drive (AWD) and Four-Wheel Drive (4WD) Systems (01-04-18-001F)
- Pitting and Brake Dust on Chrome Wheels (04-03-10-012B)
- Proper Use of OEM Service Wheel Weights, Marring and/or Damage Due to Use of Non-OEM and/or Incorrect Wheel Weight Installation (06-03-10-004)
- Use Recommended Tire Mounting Lubricant To Prevent Tires From Slipping on Chrome Wheels (T-93-93)
Window Motors & Regulators
- Urethane Adhesives For Stationary Glass And Other Applications (02-08-48-001A)
Wiper/Washer Systems
- Replacement of Windshield Wiper Inserts (04-08-43-003)
Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
- Information on Changes to the SI Table of Contents, Electrical Connectors, Terminal Testing/Repair, and the Importance of J-38125 Electrical Terminal Repair Kit Maintenance (06-08-45-001)
- Diagnostic Information for Intermittent Vehicle No Crank/Dead Battery (04-06-03-002)