Technical Service Bulletins
- A/C Compressor
- Accessories & Equipment
- Adding Attachments To TAC Cases In Dealer Case Management (PIP6015)
- Concerns Or Questions Regarding Installation Of Dealer Installed Accessories (PIT3099U)
- General Motors Dealership Critical Equipment Requirements And Recommendations (05-00-89-029F)
- Over The Air (OTA) And In Market Enhancement (IME) FAQS (23-NA-125)
- Information On Transportation / Logistics Mode (23-NA-064)
- Information On Module Harvesting (22-NA-205)
- Requesting A New Key Code For Customer With Lost Or Stolen Keys (12-00-89-002E)
- Accessories Control Systems
- Odometer Servicing When Odometer Cannot Be Set To Actual Mileage (PIT4720F)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Speedometer Needle Accuracy Information (PIT5195H)
- Information On Obtaining TECHLINE Calibrations For Law Enforcement And Government Vehicles To Disable Or Enable Content (21-NA-135)
- Intermittent Tachometer Fluctuation While Driving (PIC6299B)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Information On Side Window Glass Not Clearing Molding When Indexing Down During Door Opening (09-08-64-014D)
- Diagnostic Aids: Adding A Transmitter Or Key Without Service Programming System (Quick Learn) (PIC6208E)
- Aerodynamic Devices
- Anti-Lock Brakes
- Anti-Theft Systems
- Key Code Security Rules And Information On Gm KEYCODE Look-Up Application (U.S. Only) (10-00-89-009F)
- Diagnostic Tip - Security Light On Intermittently / No Crank/No Start Or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor Or No RKE Range / Service TPM DTC B3055, B3060, B3935, C0750, C0755, C0760, C0765, C0775 (PIC5650L)
- Information On Using El-52545 When Diagnosing Peps Transmitter Key Fobs (21-NA-061)
- Power Door Locks Unlock Unwanted After Auto Locking (PIC6014A)
- Information On Passive Door Unlocking Inoperative And/Or Enabling And Disabling Of Passive Unlocking (18-NA-279)
- Warranty Administration - Transmitter Key Fob Warranty Replacement Requirements (21-NA-068)
- Requesting A New Key Code For Customer With Lost Or Stolen Keys (12-00-89-002E)
- Diagnostic Aids: Adding A Transmitter Or Key Without Service Programming System (Quick Learn) (PIC6208E)
- Automatic Trans
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Diagnostic Aids For 8 Speed Transmissions With Shift Concerns (PIP5943A)
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Information On Transmission Adaptive Functions And Correcting Low Mileage Harsh Shifts, Slips, Or Flares (16-NA-019)
- Information On Ethylene Glycol In Transmission Fluid (08-07-30-035I)
- Unscheduled Supplemental Services (Including Flushing Services And Additives) And Proper Use Of Gm Simplified Maintenance Schedules (12-06-01-008B)
- Gm TAC Support On Vehicle Automatic Transmission Concerns That Can Be Duplicated (PIP5621E)
- 8L90 Valve Body Part Restriction Has Ended (PIP6000A)
- Diagnostic Aids For 8 Speed Transmissions With Noise Concerns (PIP5996A)
- Information On Transmission Core Damage (24-NA-141)
- Information On Driveline Clunk Noise (99-04-20-002O)
- Information Regarding The Differences Between Fluid Leakage And Seepage (15-00-89-004G)
- Service Transmission Replacement Assembly Potential Internal Or Valve Body Concerns (PIP5968)
- Information On Automatic Transmission Oil Cooler Flush And Flow Test (17-NA-066)
- Information On Slight Vehicle Movement In Park At Start Up After Cold Soak (08-07-30-026I)
- Delayed And/Or Harsh Engagement Of Transmission Shift After Vehicle Sitting With Engine Off (20-NA-187)
- Information On Unnecessary Replacement Of Extension Housing And 1-2-3-4-5-Rev Clutch Piston Assembly For 8L45, 8L90 Automatic Transmissions (22-NA-246)
- Information On 8L45 8L90 Automatic Transmissions With No Movement After Valve Body Replacement (PIP5784)
- 8L45 8L90 No Movement After Valve Body Replacement (PIP5741A)
- Diagnostic Tip On Avoiding Torque Converter Or Crankshaft Damage While Diagnosing Noise Concerns (PIP5640A)
- 10L90 10L80 10L60 10 Speed Automatic Transmission Valve Body Part Unique Number Pun May Contain The Letter O Or The Number 0 (PIP5654A)
- 2021 10L60 10L80 10 Speed Gen II Automatic Transmission Restriction Program Has Ended (PIP5677F)
- Vibration Between 25 And 80 Mph (40 And 128 Km/H) At Steady Speed (25-NA-148)
- 8L45, 8L90 Park System Does Not Engage (PIP5526A)
- Axle Shafts
- Blowers, Superchargers & Turbochargers
- Body Electrical
- J-35616-64B Or El-35616-58 Terminal Test Probe Information/Repair (PIT5074R)
- Information On Reflective High Temperature Heat And/Or Insulating Tape For Wiring Harness Repairs (PIT5962B)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- 8L45 8L90 Internal Wiring Harness Part Numbers By Application (PIP5700E)
- Information On Rough Idle, Malfunction Indicator Lamp (Mil) Illuminated After Engine Repairs With DTCS P0016 And/Or P0018 Set (23-NA-091)
- Diagnostic Tips For P0708 Setting On Vehicles Equipped With 8L45 8L90 10L60 10L80 10L90 Transmissions (PIP5722C)
- Body Interior
- Procedure For Emailing Global Diagnostic System 2 (GDS2) Session Log To Gm TAC (Us And CANADA Dealers Only) (PIP4902S)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Information On Use Of PICOSCOPE For Noise Isolation And Diagnosis (24-NA-239)
- Lin Bus Diagnostic Information (PIT5698E)
- Diagnostic Tip - Security Light On Intermittently / No Crank/No Start Or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor Or No RKE Range / Service TPM DTC B3055, B3060, B3935, C0750, C0755, C0760, C0765, C0775 (PIC5650L)
- Information On Setting Up PICOSCOPE To Diagnose Controller Area Network (Can) Circuits (23-NA-189)
- Unable To Connect To The ONSTAR Center (PIC6450)
- Brakes Control Systems
- Charging Systems
- Collision/Avoidance
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Rear Cross Traffic Alert Indicators Missing (PIT6084A)
- Adaptive Cruise INOP / Lane Keep Assist Unavailable Message / Gap Switch INOP / Unable To Perform FRONTVIEW Camera Learn / Amber Collision Alert Icon / INTELLIBEAM INOP / No Related DTCS (PIT5865B)
- Head Up Display (HUD) Blank, Non-Responsive To Brightness, Aim Or Page Controls - DTC U1518 Set (PIE0582B)
- Adaptive Cruise INOP / Lane Keep Assist Unavailable Message / Gap Switch INOP / Unable To Perform FRONTVIEW Camera Learn / Amber Collision Alert Icon / No Related DTCS (PIT5865A)
- Radio Software Version V152 Update (20-NA-237)
- Communication Devices
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Cellphone Not Charging Or USB Receptacle Inoperative Diagnostic (22-NA-238)
- Unable To Connect To The ONSTAR Center (PIC6450)
- New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles And Generating Higher CSI Scores (03-00-89-006S)
- ONSTAR Over The Air Update For TTY / TDD Operation And Continuous Improvement Changes (20-NA-196)
- Cooling System (Mechanical)
- Information On Flushing Oil Contamination From Cooling System (25-NA-052)
- Information On Ethylene Glycol In Transmission Fluid (08-07-30-035I)
- Unscheduled Supplemental Services (Including Flushing Services And Additives) And Proper Use Of Gm Simplified Maintenance Schedules (12-06-01-008B)
- Information On Overheating, Cooling System Contaminated With Engine Oil (PIP5257E)
- Information On Concern Of An Engine Thermostat Tick Noise And/Or Running Hot (PIP5212D)
- Squeak Noise Heard Coming From Front Passenger Side Of Vehicle While Driving Over Bumps When Vehicle At Normal Operating Temperature (22-NA-178)
- Differentials & Drive Axles
- Electronic Steering
- Engine Control Systems
- DIAGNOSTIC AIDS FOR DTCS FOLLOWING TRANSMISSION REPLACEMENT DTC P182A, P182B, P182E, P1839 or P1840 SET (PIP5966B)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Information On Use Of PICOSCOPE For Noise Isolation And Diagnosis (24-NA-239)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Crank No Start, Stalling, Loss Of Power, Fuel Gauge Inoperative/Erratic, Malfunction Indicator Lamp (Mil) Illuminated - DTC P023F And/Or P129F Set (PIP5964D)
- Service Programming System (SPS) Errors (E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, Or E6961) (PI0592I)
- Module Damage From Incorrect AFIT Usage On Vehicles With Direct Fuel Injection (PIP5569B)
- Diagnostic Tip: Fuel Injected Gasoline Engines Possible No Start Extended Crank No Power Or Fuel Pressure Related DTC'S (PIP5596A)
- Noise From Exhaust Valves (PIC6289D)
- Information On Sag Or Hesitation On Acceleration (PIP4112S)
- Diagnostic Aids For Gas Engine Misfire/Rough Running With DTC P0300-P0308 And/Or DTC P050D (PIP5628G)
- Clean Exhaust Filter See Owners Manual Now, Cleaning Exhaust Filter Keep Driving Until Message Is Cleared Or Diesel Particulate Filter Is Full Continue Driving Displayed On DIC, DTC P2463 May Be Set (10-06-05-002M)
- Information On Rough Idle, Malfunction Indicator Lamp (Mil) Illuminated After Engine Repairs With DTCS P0016 And/Or P0018 Set (23-NA-091)
- Diagnostic Tip For Malfunction Indicator Lamp (Mil) Illuminated, Excessive Smoke From Tail Pipe - DTC P2002, P226D And/Or P244A Set (16-NA-380)
- Various Instrument Cluster Functional Concerns Or DTC U0155 Set (21-NA-054)
- Diagnostic Tip For Malfunction Indicator Lamp (Mil) Illuminated - DTC P0442 And/Or P0455 Set (21-NA-124)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Malfunction Indicator Lamp (Mil) Illuminated - DTC P0172, P06DE And/Or P0521 Set (22-NA-056)
- Ticking, Tap, Or Rattle Noise From Engine With Possible Misfire DTCS (PIP5493J)
- Check Engine Lamp (CEL) Illuminated On Driver Information Center (DIC), DTCS P12E9, P12EA, P12EF, P12F0, P12F6, P12F7, P12FC, P12FD Set (21-NA-161)
- Diagnostic Tip: Poor Engine Performance Or CEL On In Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines May Set One Or More Of The Following DTCS P0299 P2227 (PIP5540J)
- Service Engine Light Misfire Engine Noise With DTC P0300 P0106 P0506 (PIP5752M)
- Diagnostic Tip For DTC'S P219A Or P219B Setting With No Other Drivability Symptoms (PIP5802)
- Diagnostic Assistance For P0011, P0016, P0018, And P0021 On The Gen 2 HFV6 Engine (PIP5730B)
- P0451 Service Information Diagnostic Updates (PIP5782)
- Transport Mode On Message Displayed In Driver Information Center (DIC) And/Or Battery Light Is Flashing (20-NA-157)
- Diagnostic Information On Engine Vibration (PIP5503B)
- Entertainment Systems
- OTA Failure Or Download Will Not Complete (PIT5966E)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Apple CARPLAY Projection Pixilated/Blurry/Distorted - IOR Radio (PIC6486H)
- Wireless CARPLAY Or Android Auto Will Not Launch (PIC6551)
- Radio Software Version V167 Update (PIT5971B)
- Infotainment Control Switch Or Hd Radio Do Not Function After Radio Replacement (PIT6050)
- Radio Software Version V164 Update (PIT5913A)
- Radio Software Version V160 Update (22-NA-127)
- Radio Software Version V158 Update (21-NA-188)
- Radio Displays Message: SIRIUS XM Connection Unavailable - Please Call ONSTAR Agent (PIT5791A)
- Radio Software Version V152 Update (20-NA-237)
- Radio Unwanted Phantom Touch Or Non-Responsive To Touch After Cleaning/Disinfecting Display (20-NA-235)
- Exhaust
- Clean Exhaust Filter See Owners Manual Now, Cleaning Exhaust Filter Keep Driving Until Message Is Cleared Or Diesel Particulate Filter Is Full Continue Driving Displayed On DIC, DTC P2463 May Be Set (10-06-05-002M)
- Diagnostic Tip For Malfunction Indicator Lamp (Mil) Illuminated, Excessive Smoke From Tail Pipe - DTC P2002, P226D And/Or P244A Set (16-NA-380)
- Check Engine Lamp (CEL) Illuminated On Driver Information Center (DIC), DTCS P12E9, P12EA, P12EF, P12F0, P12F6, P12F7, P12FC, P12FD Set (21-NA-161)
- Exterior Body Panels
- Underbody Component Corrosion (PI0281L)
- Normal Characteristic - Fasteners Under The Hood Appear To Be Loose (PIC6163D)
- Information On ZL1 1LE High Wing Rear Spoiler Installed On Non-ZL1 1LE Models (17-NA-310)
- PAINTLESS Dent Repair Process (99-08-51-001F)
- Witness Marks From Panel Adjustments Made During Manufacturing (21-NA-103)
- Exterior Lights
- Frames, Subframes & Crossmembers
- Front Suspension
- Fuel System
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Crank No Start, Stalling, Loss Of Power, Fuel Gauge Inoperative/Erratic, Malfunction Indicator Lamp (Mil) Illuminated - DTC P023F And/Or P129F Set (PIP5964D)
- Various Engine Noises During Cold Start And Warm Engine Operation (14-06-04-004H)
- EPA Summer Grade Gasoline Waiver Allows Use Of Winter Grade Surplus Potential Drivability Concerns P0300 P0171 P0174 P228C Fuel Smell Odor Longer Extended Cranking Time Hesitation Engine Stalls (PIP5725A)
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- Odometer Servicing When Odometer Cannot Be Set To Actual Mileage (PIT4720F)
- Interior Cleaning - Instrument Panel (IP), Hard Or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability (06-00-89-029W)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Speedometer Needle Accuracy Information (PIT5195H)
- Instrument Cluster Concerns And/Or DTC U0155 Set (22-NA-186)
- Intermittent Tachometer Fluctuation While Driving (PIC6299B)
- Instrument Cluster Driver Information Center (DIC) Displays Programming In Progress Message And Progress Bar (22-NA-023)
- General Servicing
- Hazardous Waste Material
- Headlights
- Heated Glass/Defoggers
- HVAC Control Systems
- Identification
- Ignition Switch/Steering Lock
- Key Code Security Rules And Information On Gm KEYCODE Look-Up Application (U.S. Only) (10-00-89-009F)
- Diagnostic Tip - Security Light On Intermittently / No Crank/No Start Or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor Or No RKE Range / Service TPM DTC B3055, B3060, B3935, C0750, C0755, C0760, C0765, C0775 (PIC5650L)
- Diagnostic Aids: Adding A Transmitter Or Key Without Service Programming System (Quick Learn) (PIC6208E)
- Ignition System
- Infotainment
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Apple CARPLAY Projection Pixilated/Blurry/Distorted - IOR Radio (PIC6486H)
- New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles And Generating Higher CSI Scores (03-00-89-006S)
- ONSTAR Over The Air Update For TTY / TDD Operation And Continuous Improvement Changes (20-NA-196)
- Interior/Exterior Trim
- Information On Proper Use Of Floor Mats (10-08-110-001L)
- Noise Or Malfunction Of Trim Door On Broken Quarter Upper Trim Panel, Possible Convertible Top Inoperative (17-NA-357)
- Information On ZL1 1LE High Wing Rear Spoiler Installed On Non-ZL1 1LE Models (17-NA-310)
- Wrinkle Or Bubble In Stripe Or Hood Wrap Forming Around Outer Edges Of Hood Air Scoop (21-NA-290)
- Information On Servicing The 1LE Vinyl Hood Wrap (PIC6254E)
- Installation Of Rear 3-Piece Spoiler On 1LE Vehicles (PIC6279B)
- Interior/Illumination Lights
- Lubrication System
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Information On Flushing Oil Contamination From Cooling System (25-NA-052)
- Unscheduled Supplemental Services (Including Flushing Services And Additives) And Proper Use Of Gm Simplified Maintenance Schedules (12-06-01-008B)
- Information On Engine Oil Consumption Guidelines (01-06-01-011Q)
- Information On Gasoline Engine Replacement Guidelines After Connecting Rod Or Crankshaft Main Bearing Damage - Replace Oil Cooler, Oil Cooler Lines, Oil Tank And Turbocharger (22-NA-074)
- Information For Engine Concerns Resulting From Lack Of Scheduled Maintenance, Improper Service Or Aftermarket Calibrations (16-NA-222)
- Information On New Torque Specification And Installation Procedure For ACDELCO Spin-On Oil Filters (22-NA-009)
- Information On Overheating, Cooling System Contaminated With Engine Oil (PIP5257E)
- Various Engine Noises During Cold Start And Warm Engine Operation (14-06-04-004H)
- Engine Oil Leak (21-NA-234)
- Manual Steering
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Unscheduled Supplemental Services (Including Flushing Services And Additives) And Proper Use Of Gm Simplified Maintenance Schedules (12-06-01-008B)
- Information Regarding The Differences Between Fluid Leakage And Seepage (15-00-89-004G)
- Manual Trans
- Mechanical
- Engine Replacement After Severe Internal Engine Damage - Replace Intake Manifold (00-06-01-026R)
- Diagnostic Aids For 8 Speed Transmissions With Noise Concerns (PIP5996A)
- Use Of Surface Conditioning Disks When Cleaning Gasket Sealing Surfaces And/Or Reused Parts (00-06-01-012N)
- Information Regarding The Differences Between Fluid Leakage And Seepage (15-00-89-004G)
- Diagnostic Tips For Seized Engine Or Engine Noise (PIP5900)
- Engine Repair Tip For Installation Of Pistons (PI1394B)
- HFV6 Gen2 Engine Misfire On AFM Cylinders 2 Or 5 (PIP5824C)
- Noise From Exhaust Valves (PIC6289D)
- Information On Engine Block Cracked At Head Bolt Hole Locations (23-NA-141)
- Information On Gasoline Engine Replacement Guidelines After Connecting Rod Or Crankshaft Main Bearing Damage - Replace Oil Cooler, Oil Cooler Lines, Oil Tank And Turbocharger (22-NA-074)
- Information For Engine Concerns Resulting From Lack Of Scheduled Maintenance, Improper Service Or Aftermarket Calibrations (16-NA-222)
- Repair Guidelines For Engine Component Wear (18-NA-073)
- Diagnostic Tips For Knocking, Rattle, Squeak And/Or Squeal Type Noise From Engine - Engine Replacement Recommendations For HFV6 Gen 1 And Gen 2 (PIP5216G)
- Engine Misfire/Tick Noise, Malfunction Indicator Lamp (Mil) Illuminated - DTC P0300 Set (15-06-01-002O)
- Information On Overheating, Cooling System Contaminated With Engine Oil (PIP5257E)
- Information On Concern Of An Engine Thermostat Tick Noise And/Or Running Hot (PIP5212D)
- Diagnostic Tip On Avoiding Torque Converter Or Crankshaft Damage While Diagnosing Noise Concerns (PIP5640A)
- Various Engine Noises During Cold Start And Warm Engine Operation (14-06-04-004H)
- Information For Repairing Engine Front Cover Oil Leak, Sealing Surface Preparation And Applying RTV Sealant (12-06-01-003D)
- Ticking, Tap, Or Rattle Noise From Engine With Possible Misfire DTCS (PIP5493J)
- CHEVROLET Performance GMC CADILLAC Cold Air Intake System 5W7 RVK Part Number 84854456 84854457 84877903 P0172 P0175 Mil (PIP5805)
- Inspection Loose Upper Bolt For Timing Chain Guide Oil Leak Front Timing Cover Removal 2.0 LTG (PIP5803A)
- Mechanical - Hydraulic
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Information Regarding The Differences Between Fluid Leakage And Seepage (15-00-89-004G)
- Gm TAC Support Of Vehicle Vibration Complaints - U.S. And CANADA Dealers Only (PIT5214F)
- Information On Fog Horn Noise While Braking (PIC6295)
- Questions Regarding The Use Of High Performance / High Temperature Brake Fluid During Track Use (PIC6162D)
- Memory Modules
- Passive Restraints
- Procedures
- Odometer Servicing When Odometer Cannot Be Set To Actual Mileage (PIT4720F)
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Vehicle Noise Diagnosis And TAC Requests For Assistance With Noise Related Complaints (PIP5358D)
- Lin Bus Diagnostic Information (PIT5698E)
- Website For AFIT, TPM, Gr8, MIT And PICO Scope Updates (PIP4723H)
- El-52800 - Diagnostic And Charge Battery Station (DCBS) - FAQS (23-NA-055)
- Variable Diagnostic Time Allowances (U.S. Only) (18-NA-263)
- Battery Maintenance Report FAQS (U.S. Only) (22-NA-115)
- Rear Suspension
- Restraints Control Systems
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Airbag Warning Lamp Illuminated On Driver Information Center (DIC), DTC B0017 01 B0024 01 Or B001E 01 Set (PIT5827A)
- Power Door Locks - Unwanted Unlock Command Three Times In Succession After Auto Locking-Heated Ventilated Seats Inoperative (PIC6373A)
- Seats
- Starter
- OTA Failure Or Download Will Not Complete (PIT5966E)
- Information On Use Of PICOSCOPE And PICOLOG For Battery Draw Monitoring/Intermittent Dead Battery (24-NA-229)
- Diagnostic Aids For 8 Speed Transmissions With Noise Concerns (PIP5996A)
- AGM Battery Frequently Asked Questions (FAQS) (23-NA-044)
- Battery Maintenance Report FAQS (U.S. Only) (22-NA-115)
- Steering Gear
- Sun Roof/T-Top/Convertible Top
- Folding Top Stops Part Way With A Top Not Secure Message In The DIC (PIC6470A)
- Noise Or Malfunction Of Trim Door On Broken Quarter Upper Trim Panel, Possible Convertible Top Inoperative (17-NA-357)
- Rear And Side Tempered Glass Spots (Quench Marks) (PI0754G)
- Diagnosing Various Concerns On A Power Folding Top (PIC6378C)
- Intermittent Sunroof Operation, Bind, Noise, Auto-Reverse, And/Or Water Leaks (PIC5260F)
- Sunroof Rattle Noise (21-NA-241)
- System
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Module Damage From Incorrect AFIT Usage On Vehicles With Direct Fuel Injection (PIP5569B)
- Diagnostic Tip: Fuel Injected Gasoline Engines Possible No Start Extended Crank No Power Or Fuel Pressure Related DTC'S (PIP5596A)
- Noise From Exhaust Valves (PIC6289D)
- Information On Sag Or Hesitation On Acceleration (PIP4112S)
- Clean Exhaust Filter See Owners Manual Now, Cleaning Exhaust Filter Keep Driving Until Message Is Cleared Or Diesel Particulate Filter Is Full Continue Driving Displayed On DIC, DTC P2463 May Be Set (10-06-05-002M)
- Various Engine Noises During Cold Start And Warm Engine Operation (14-06-04-004H)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Diagnostic Tip: Poor Engine Performance Or CEL On In Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines May Set One Or More Of The Following DTCS P0299 P2227 (PIP5540J)
- Diagnostic Information On Engine Vibration (PIP5503B)
- Transmission Control Systems
- DIAGNOSTIC AIDS FOR DTCS FOLLOWING TRANSMISSION REPLACEMENT DTC P182A, P182B, P182E, P1839 or P1840 SET (PIP5966B)
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Information On Transmission Adaptive Functions And Correcting Low Mileage Harsh Shifts, Slips, Or Flares (16-NA-019)
- Information On Use Of PICOSCOPE For Noise Isolation And Diagnosis (24-NA-239)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Information On Transmission Core Damage (24-NA-141)
- Module Damage From Incorrect AFIT Usage On Vehicles With Direct Fuel Injection (PIP5569B)
- 10L60 10L80 10L90 10L1000 Automatic Transmissions With SES Light And DTCS P2812 Or P2814 Setting (PIP5799A)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Diagnostic Tips For P0708 Setting On Vehicles Equipped With 8L45 8L90 10L60 10L80 10L90 Transmissions (PIP5722C)
- TSB
- Wheels & Tire System
- Tire Sidewall Irregularities (PIT4261J)
- Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion (Clean And Resurface Wheel Bead Seat) (08-03-10-006I)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Guidelines When Changing Tire And Wheel Size (PIT3271P)
- Gm TAC Support Of Vehicle Vibration Complaints - U.S. And CANADA Dealers Only (PIT5214F)
- Vibration Shortly After Tires Are Mounted/Preventing Vibration From Wheel Slip (Tire Sliding On Wheel) (12-03-10-001E)
- Gm Accessories - New Dealer Installed LPO Wheel Installation And Return Process - Beginning January 1ST , 2023 (U.S. Dealers Only) (22-NA-257)
- Gm CANADA New Vehicle Tire Warranty Program For Original Equipment (OE) Tires And PDI Installed Limited Production Option (LPO) Tires (22-NA-106)
- Excessive Brake Dust On Wheels (PIC5214D)
- Information On Proper Tire Pressure (00-00-90-002M)
- Window Motors & Regulators
- Wiring Diagrams
- Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)