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)
- Engineering Information - SD Card Error Code And Message Displayed On Radio Screen And/Or Instrument Cluster - Navigation System Malfunction (PIE0567A)
- Engineering Information - 8 Speed Transmission Shift Quality (PIE0538B)
- 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)
- 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)
- Vehicle Vibration Diagnosis And TAC Requests For Assistance With Vibration Related Complaints (PIP5601B)
- Information On Automatic Transmission Oil Cooler Flush And Flow Test (17-NA-066)
- 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)
- 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)
- SES Lamp With Camshaft Or Oil Pump System Related DTCS (PIP5724)
- 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)
- Diagnostic Tips - Intermittent Parasitic Battery Draw Below 40 Degrees F / Dead Battery / Slow Crank (PIT5745D)
- Unable To Connect To The ONSTAR Center (PIC6450)
- Brakes Control Systems
- Charging Systems
- Collision/Avoidance
- 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
- Driveshaft & Universal Joints
- 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)
- 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)
- 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 Tips For Direct Injected Engines Hard Start Cold (PIP5180C)
- SES Light With Fuel Trim And Or Oxygen Sensor Codes (PIP4925B)
- Entertainment Systems
- 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)
- Blank Radio Displays Due To Bad NAV USB Update (PIT6122)
- Radio Software Version 135120 (IOR) - Multiple Updates (22-NA-085)
- Radio System Settings Lost Or Returning To Default Values (PIT5839C)
- Radio Continues To Display XM Loading Or Acquiring Signal After U150 Radio Software Update (PIT5808A)
- Radio Unwanted Phantom Touch Or Non-Responsive To Touch After Cleaning/Disinfecting Display (20-NA-235)
- Radio Software Version U150 Update (PIT5754)
- Radio Software Version V135116 Over-The-Air Update (20-NA-012)
- 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)
- Chrome Peeling Off Interior Door Handle (21-NA-008)
- Exterior Lights
- Frames, Subframes & Crossmembers
- Front Suspension
- Fuel System
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- 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)
- Information On Improved Oil Filter Gasket Design For Spin-On Oil Filters Pf63 Pf64 And Pf48 (20-NA-213)
- Information On Fuel Injector Replacement Guidelines During Service, Malfunction Indicator Lamp (Mil) Illuminated - DTCS P0300-P0308, P050D, P0171, P0172, P0174, P0175, P2099, P219A, And/Or P219B Set (20-NA-098)
- Top Tier™ Detergent Gasoline And Top Tier™ Diesel Fuel Information And Licensed Brands (05-06-04-022Q)
- Properly Maintaining Vehicles In Dealer Inventory (21-NA-043)
- 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)
- Intermittent Tachometer Fluctuation While Driving (PIC6299B)
- 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)
- Blank Radio Displays Due To Bad NAV USB Update (PIT6122)
- New Vehicle Pre-Delivery Inspection (PDI) - Delivering Quality Vehicles And Generating Higher CSI Scores (03-00-89-006S)
- Radio Continues To Display XM Loading Or Acquiring Signal After U150 Radio Software Update (PIT5808A)
- 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)
- Diagnosis And Repair - Bearing Damage Or Engine Will Not Rotate (PI1171D)
- 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)
- Vehicle Vibration Diagnosis And TAC Requests For Assistance With Vibration Related Complaints (PIP5601B)
- 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)
- Ticking Noise From The Engine (PIP5606E)
- 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)
- 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)
- Inspection Loose Upper Bolt For Timing Chain Guide Oil Leak Front Timing Cover Removal 2.0 LTG (PIP5803A)
- Diagnosis And Repair - Bearing Damage Or Engine Will Not Rotate (PI1171D)
- 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)
- Vehicle Vibration Diagnosis And TAC Requests For Assistance With Vibration Related Complaints (PIP5601B)
- 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)
- Properly Maintaining Vehicles In Dealer Inventory (21-NA-043)
- 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)
- Power Door Locks - Unwanted Unlock Command Three Times In Succession After Auto Locking-Heated Ventilated Seats Inoperative (PIC6373A)
- SES Lamp With Camshaft Or Oil Pump System Related DTCS (PIP5724)
- Seats
- Starter
- 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)
- Diagnostic Tips - Intermittent Parasitic Battery Draw Below 40 Degrees F / Dead Battery / Slow Crank (PIT5745D)
- Warranty Administration - Battery Testing And Warranty Replacement Requirements (North AMERICA Only) (03-06-03-004Z)
- Properly Maintaining Vehicles In Dealer Inventory (21-NA-043)
- 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)
- 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)
- 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 Tips For Direct Injected Engines Hard Start Cold (PIP5180C)
- SES Light With Fuel Trim And Or Oxygen Sensor Codes (PIP4925B)
- 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)
- Shift To Park Message Displayed In Driver Information Center (DIC) (21-NA-245)
- Diagnostic Tips For P0708 Setting On Vehicles Equipped With 8L45 8L90 10L60 10L80 10L90 Transmissions (PIP5722C)
- Reduction In Power, Malfunction Indicator Lamp (Mil) Illuminated - DTC P17A2 Set (20-NA-153)
- TSB
- Wheel Hubs
- 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)
- Vehicle Vibration Diagnosis And TAC Requests For Assistance With Vibration Related Complaints (PIP5601B)
- 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)
- Properly Maintaining Vehicles In Dealer Inventory (21-NA-043)
- Window Motors & Regulators
- Wiper/Washer Systems
- Wiring Diagrams
- Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)