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)
- Body Control Module (BCM) Parts Restriction Has Ended (PIC6384H)
- Inflatable Restraints Sensing And Diagnostic Module (SDM) Part Restriction Has Ended (PIC6392C)
- Diagnostic Tip - Radio Stays On After Ignition Off, IPC Backlit After Ignition Off And Rap Cancelled (PIC6437)
- Electronic Brake Booster Control Module Part Restriction Has Ended (PIC6391F)
- Video Processing Module Part Restriction Has Ended (PIC6383E)
- Automatic Leveling Control Module / Front Suspension Leveling/Lifting Hydraulic Power Pack Module Part Restriction (PIC6409A)
- 2020 CADILLAC Ct5 Exterior Lighting Module Part Restriction (PIC6385B)
- Serial Data Gateway Module Parts Restriction Has Ended (PIC6390B)
- Amplifier Part Restriction Has Ended (PIC6407D)
- Engineering Information (EI) - Hood Alignment Panel Is Sub-Flush To Fenders (PIE0571A)
- Diagnostic Tip - Programming Modules On General Motors Next Generation Digital Electrical Architecture (VIP) (PIC6403B)
- 2020 CHEVROLET Corvette New Model Features (20-NA-061)
- 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)
- Diagnostic Tip: Unable To Complete The Serial Data Authentication Configuration/ No Start Or Unable To Perform Theft Relearn After Replacing Or Programming A Module / DTC U1962 (PIT5832U)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Information On Obtaining TECHLINE Calibrations For Law Enforcement And Government Vehicles To Disable Or Enable Content (21-NA-135)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- SES Mil / Dead Battery / DTC P0700 P2535 U300D (PIT5817A)
- Diagnostic Aids: Adding A Transmitter Or Key Without Service Programming System (Quick Learn) (PIC6208E)
- 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)
- 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)
- Remote Keyless Entry (RKE) System Operational Change For Front Trunk Function (20-NA-172)
- Automatic Trans
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Information Needed When Creating Technical Assistance Case For Concerns On DCT Transmissions (PIP6026A)
- Information On Ethylene Glycol In Transmission Fluid (08-07-30-035I)
- M1L M1M And MLH Corvette Transmission Restriction (PIP6016A)
- Improper Labor Operation Used For Dual Clutch Transmissions (PIP6024)
- 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)
- 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)
- Noise From Transmission Area, Malfunction Indicator Lamp (Mil) ILLUMINATEDP0746, P0747, P0776, P07, P0796, P0797, P08C4, P08C5, P0867, P0868, P0869, P1950, P1955, P1956, P1957, P1958, P1959, P1960 (23-NA-197)
- Incorrect MCV Received From Parts Department - P0878, P2812, P281B (PIP5972)
- Diagnostic Aid - PICOSCOPE Information And Setup For Transmission Related Concerns (21-NA-049)
- Vehicle Vibration Diagnosis And TAC Requests For Assistance With Vibration Related Complaints (PIP5601B)
- Dead Battery, No Start, And/Or Vehicle Will Not Shut Down (23-NA-176)
- Information On Internal Transmission Faults Related To Components Not Serviceable At Dealer Level, Service Transmission Message Displayed On Driver Information Center (DIC), Malfunction Indicator Lamp (Mil) Illuminated - DTC P1955 And/Or P0867 Set (PIP5797E)
- Information On M1L Automatic Transmission Production Running Changes (23-NA-156)
- 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)
- Engineering Information - Malfunction Indicator Lamp (Mil) Illuminated, Service Rear Axle Message On Driver Information Center (DIC), Transmission Shifting Concerns (PIE0700B)
- Diagnostic Tip On Avoiding Torque Converter Or Crankshaft Damage While Diagnosing Noise Concerns (PIP5640A)
- Information On Transmission Fluid Leak (22-NA-173)
- M1L Transmission Filter Investigation (PIP5821)
- Auxiliary Emission Control Systems
- Axle Shafts
- 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)
- Diagnostic Tip: No Start/ Ignition Will Not Turn On/ No Power Due To A Can Bus 2 Issue/Lightning Strike/ Failed Over The Air Update (PIT5985J)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Diagnostic Aid: Service Headlamp System Message Displayed In The DIC (PIC6512A)
- I/P Wiring Harness Fuse Block Or Body Wiring Harness Junction Block Terminal Retention Repair (21-NA-174)
- 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)
- 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)
- Unable To Complete Serial Data Authentication (24-NA-066)
- Information On Setting Up PICOSCOPE To Diagnose Controller Area Network (Can) Circuits (23-NA-189)
- Air Conditioning Is Not Blowing Cold Air (22-NA-041)
- Unable To Connect To The ONSTAR Center (PIC6450)
- Engineering Information - Malfunction Indicator Lamp (Mil) Illuminated On Driver Information Center (DIC), DTC U1970 Set (PIE0643A)
- TAC Part Restriction For Us Dealers - Navigation Radio, Radio, Radio Display, Radio Control/Integrated Center Stack, Instrument Cluster, And Head-Up Display (PIT5411U)
- Brakes Control Systems
- Information On Automatic Emergency Braking Event (AEB) Issues (25-NA-118)
- Information On EBOOST Applications (K160 Brake System Control Module) For False DTC C05B0 Setting After A Brake Inspection, Brake Pad Replacement, Or Any Other Work That Would Require Caliper Piston To Be Reseated (22-NA-247)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Charging Systems
- Clutch
- Collision/Avoidance
- Updated Warranty And Policy Exchange Program For Electronic Products (U.S. And CANADA) (08-08-44-029N)
- Information On Normal Rear View Camera Display Operation - Flashing Diamond - Spot - Or UFO Like Image On Rear View Camera Display (PIT5799A)
- Side Object Detection Temporarily Unavailable Message In DIC (PIC6469)
- Unable To Program A Replacement Side Object Detection Control Module (PIT5782C)
- Side Blind Zone (SBZ) Module Part Restriction Has Ended (PIC6388C)
- 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)
- History DTCS To Ignore / No SES / No Malfunction Indicator Lamps / No Warning Messages (PIT5762F)
- Cellphone Not Charging Or USB Receptacle Inoperative Diagnostic (22-NA-238)
- Unable To Connect To The ONSTAR Center (PIC6450)
- Phone Left In Wireless Cellphone Charger Reminder (22-NA-043)
- 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)
- Diagnostic Tip - Park Assist Control Module Falls Off Can Bus When Servicing Other Modules (PIC6393A)
- 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 Concern Of An Engine Thermostat Tick Noise And/Or Running Hot (PIP5212D)
- Differentials & Drive Axles
- Driveshaft & Universal Joints
- Electronic Steering
- Electronic Suspension
- Engine Control Systems
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Diagnostic Tip - Determining An OEM Vs An Aftermarket Muffler On A C8 Corvette P12E3, P12E4, P12E5, P12E7, P12E8, P12E9, P12EA, P12EB, P12EC, P12ED, P12EF, P12F0, P12F1, P12F2, P12F4, P12F5, P12F6, P12F7, P12F8, P12F9, P12FA, P12FC, P12FD, P12FE, P12FF, P26C5, P26C6, P26C7, P2BF8, P2BF9, P2FA, P3100, P3101, P316E, P316F, P3170, P3171, P3172, P3173, P3173, P3174, P3175, P3176, P3177, P3179, P317A, P317B, P317C, P317D, P317E, P317F, P3180, P3181, P3182, P3183, P3184, P31EF, P31CF, P31D0, P31D1, P31D2, P31D3, P31D4, P31D5, P31D6, P31D7, P31D9, P31DA, P31DB, P31DC, P31DD, P31DE, P31DF, P31E0, P31E1, P31E2, P31E3, P31E4, P31E5, P31E7, P31E8 (PIC6581)
- Diagnostic Aid - Vehicle Speed Limited (24-NA-246)
- Information On No Malfunction Indicator Lamp (Mil) Illuminated, Ignore These DTCS If Set In History U0402-00, U0146-00, U0422-00, U3002-56, U1008-29, U3000-4B, U0131-00, U0151-00, U0132-00, U0139-00, U0209-00, C103C64, C103E64, U0401-00, B1A5F, B2AF8-0, B2AFC-00 (20-NA-075)
- 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)
- Diagnostic Tip: Fuel Injected Gasoline Engines Possible No Start Extended Crank No Power Or Fuel Pressure Related DTC'S (PIP5596A)
- History DTCS To Ignore / No SES / No Malfunction Indicator Lamps / No Warning Messages (PIT5762F)
- 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)
- Diagnostic Tip For Misfire, Chirp, Squeak, Squeal Or Tick Noise, Malfunction Indicator Lamp (Mil) Illuminated - DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 And/Or P0308 Set (PIP4138R)
- Diagnostic Tip For Malfunction Indicator Lamp (Mil) Illuminated, Excessive Smoke From Tail Pipe - DTC P2002, P226D And/Or P244A Set (16-NA-380)
- Rough Idle With Misfire Counts On Random Cylinders, Malfunction Indicator Lamp (Mil) Illuminated (PIP5715B)
- Diagnostic Tip For Malfunction Indicator Lamp (Mil) Illuminated - DTC P0442 And/Or P0455 Set (21-NA-124)
- Stop/Start System Inhibited / IBS / Battery Monitor With Module Malfunction Indicator Light (Mil) Illuminated - DTC U152D, P15FF, P305D, P305E, U01B0 Set (22-NA-214)
- Service Engine Soon (SES) Light/Message With DTCS P16F3 And/Or P060C In Engine Control Module (ECM) (22-NA-206)
- Engineering Information (EI) - Service Engine Soon Lamp Illuminated On Driver Information Center (DIC), Diagnostic Trouble Codes (DTC) P0101, U060F And/Or U1346 Set (PIE0681A)
- Engineering Information (EI) - Transmission Hot Message Displayed On Driver Information Center (DIC) And/Or Vehicle Will Not Disengage From Park, DTCS P0606, P0607 Set (PIE0690A)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- M1L P1789 Additional Diagnostics (PIP5818A)
- Engineering Information - Check Engine Lamp Illuminated On Driver Information Center (DIC) And/Or Poor Fuel Fill, DTC P0451 Set (PIE0613D)
- 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)
- Hood Ajar Message Displayed On Driver Information Center (DIC), Hood May Not Open Using Any Electrical Release Buttons, But Will Open Using Manual Release Cable (21-NA-094)
- Malfunction Indicator Lamp (Mil) Illuminated - DTCS P2832, P2837, P283C, P2841 And/Or P2864 Set (21-NA-070)
- P0451 Service Information Diagnostic Updates (PIP5782)
- Malfunction Indicator Lamp (Mil) Illuminated - DTCS P0521 And/Or P06DD Set (20-NA-179)
- 2020 E99 ECM Part Restriction Has Ended (PIP5693C)
- Service Front Leveling System Message - DTC U3000 Sym49 Stored (20-NA-140)
- Malfunction Indicator Lamp (Mil) Illuminated, DTCS U1961, U1983 Set (20-NA-123)
- LT2 Setting P0101 (PIP5721)
- Information On No Malfunction Indicator Lamp (Mil) Illuminated, Ignore These DTCS If Set In History (20-NA-075)
- Fuel Gauge May Intermittently Display Erratic And/Or Empty Readings, Malfunction Indicator Lamp (Mil) Illuminated - DTC P0462 Set (20-NA-042)
- P16F3 Setting After Doing A Cylinder Deactivation Test (PIP5713)
- Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May Be Current Or Set In History (PIP5130K)
- 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)
- Blank Radio Displays Due To Bad NAV USB Update (PIT6122)
- MDI 2 Required For Vehicles With Vehicle Intelligence Platform (VIP) (20-NA-018)
- Radio Software Version GB108.2 Update (21-NA-117)
- Speaker Noise, Or Loss Of Bass, Or Low / No Output Of Audio From Individual Speaker Channels (21-NA-099)
- Radio Unwanted Phantom Touch Or Non-Responsive To Touch After Cleaning/Disinfecting Display (20-NA-235)
- TAC Part Restriction For Us Dealers - Navigation Radio, Radio, Radio Display, Radio Control/Integrated Center Stack, Instrument Cluster, And Head-Up Display (PIT5411U)
- Exhaust
- Diagnostic Tip - Determining An OEM Vs An Aftermarket Muffler On A C8 Corvette P12E3, P12E4, P12E5, P12E7, P12E8, P12E9, P12EA, P12EB, P12EC, P12ED, P12EF, P12F0, P12F1, P12F2, P12F4, P12F5, P12F6, P12F7, P12F8, P12F9, P12FA, P12FC, P12FD, P12FE, P12FF, P26C5, P26C6, P26C7, P2BF8, P2BF9, P2FA, P3100, P3101, P316E, P316F, P3170, P3171, P3172, P3173, P3173, P3174, P3175, P3176, P3177, P3179, P317A, P317B, P317C, P317D, P317E, P317F, P3180, P3181, P3182, P3183, P3184, P31EF, P31CF, P31D0, P31D1, P31D2, P31D3, P31D4, P31D5, P31D6, P31D7, P31D9, P31DA, P31DB, P31DC, P31DD, P31DE, P31DF, P31E0, P31E1, P31E2, P31E3, P31E4, P31E5, P31E7, P31E8 (PIC6581)
- 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)
- Information On Corvette And CAMARO Exhaust Tone During Wide Open Throttle While In Sport Or Track Modes (17-NA-078)
- Exterior Body Panels
- Underbody Component Corrosion (PI0281L)
- PAINTLESS Dent Repair Process (99-08-51-001F)
- Information On Corvette C8 And CADILLAC Ct6 Structural Parts Restriction (23-NA-019)
- Information On The Elimination Of The Rear Compartment Lock Cylinder (PIC6461)
- Paint Peeling Around The Front Fascia (PIC6451A)
- Paint Peeling Or Chipping On Front Fascia At Headlamp Or Fender Seam (22-NA-081)
- Witness Marks From Panel Adjustments Made During Manufacturing (21-NA-103)
- Information On Removal Of Z51 Spoiler To Install High Wing Accessory Spoiler (20-NA-133)
- Rattle Or Creak Noise From Quarter Panel Area While Traveling At Highway Speeds (20-NA-125)
- Exterior Lights
- Frames, Subframes & Crossmembers
- Front Suspension
- Information Regarding The Differences Between Fluid Leakage And Seepage (15-00-89-004G)
- Information On Service Front Lift System Message On Driver Information Center (DIC), Fluid Leaking From Shocks - DTC C103C Or C11AB And/Or C103E Or C11AE Set (22-NA-132)
- Vehicle Vibration Diagnosis And TAC Requests For Assistance With Vibration Related Complaints (PIP5601B)
- Fuel System
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- 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)
- 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)
- Odometer Displays Zero Or Incorrect Mileage After Programming DTCS U1973 U197E U197F U2A90 U2A91 U1978 And/Or U197F (PIT5851F)
- 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)
- Diagnostic Tip: No Start/ Ignition Will Not Turn On/ No Power Due To A Can Bus 2 Issue/Lightning Strike/ Failed Over The Air Update (PIT5985J)
- General Servicing
- Hazardous Waste Material
- Headlights
- Heated Glass/Defoggers
- HVAC Control Systems
- 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)
- Blank Radio Displays Due To Bad NAV USB Update (PIT6122)
- MDI 2 Required For Vehicles With Vehicle Intelligence Platform (VIP) (20-NA-018)
- 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)
- TAC Part Restriction For Us Dealers - Navigation Radio, Radio, Radio Display, Radio Control/Integrated Center Stack, Instrument Cluster, And Head-Up Display (PIT5411U)
- Interior/Exterior Trim
- 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)
- Various Engine Noises During Cold Start And Warm Engine Operation (14-06-04-004H)
- 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)
- Improved Electronic Limited Slip Differential (ELSD) Calibration (20-NA-217)
- Manual Trans
- Mechanical
- Engine Replacement After Severe Internal Engine Damage - Replace Intake Manifold (00-06-01-026R)
- Information On Whoosh Noise From Engine Area While Driving (PIP5914)
- 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)
- Information On Engine Block Cracked At Head Bolt Hole Locations (23-NA-141)
- M1L/ M1M MCV Main Control Valve Part Numbers And Application (PIP5937)
- 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)
- Diagnostic Tip For Misfire, Chirp, Squeak, Squeal Or Tick Noise, Malfunction Indicator Lamp (Mil) Illuminated - DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 And/Or P0308 Set (PIP4138R)
- 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)
- Ticking Noise From The Engine (PIP5606E)
- 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)
- Engine Overheats Or Coolant Leak Under Rear Of Vehicle (20-NA-236)
- TAC 6.2L Engine Restriction (PIP5759B)
- 6.2L (LT2) Engine Exchange Program (PIP5698A)
- Needle Bearings Found In The Oil Pan During An Oil Change (PIP5226D)
- LT2 Setting P0101 (PIP5721)
- Mechanical - Hydraulic
- Information On How To Have A Fuel Or Fluid Sample Tested (25-NA-065)
- Addressing Customer Concerns On Brake Noises (PIC6429B)
- Information Regarding The Differences Between Fluid Leakage And Seepage (15-00-89-004G)
- Information On Brake Pulsation And/Or Repeat Brake Pulsation (24-NA-031)
- 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)
- Brake Squeal Or Squeak Noise Intermittently On Initial Brake Applies (PI1496C)
- Information On Normal Characteristic - Vehicle Unable To Move After Being Parked For An Extended Period Of Time (PIC6083A)
- Unable To Complete The Brake Hydraulics Test In GDS2 (PIC6432)
- Questions Regarding The Use Of High Performance / High Temperature Brake Fluid During Track Use (PIC6162D)
- Memory Modules
- Mirrors
- 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)
- EVAP Testing Port Modification (PIP5786A)
- Properly Maintaining Vehicles In Dealer Inventory (21-NA-043)
- Rear Suspension
- Restraints Control Systems
- Schedule
- Seats
- Starter
- Diagnostic Tip: Unable To Complete The Serial Data Authentication Configuration/ No Start Or Unable To Perform Theft Relearn After Replacing Or Programming A Module / DTC U1962 (PIT5832U)
- Diagnostic Tip: No Start/ Ignition Will Not Turn On/ No Power Due To A Can Bus 2 Issue/Lightning Strike/ Failed Over The Air Update (PIT5985J)
- Information On Use Of PICOSCOPE And PICOLOG For Battery Draw Monitoring/Intermittent Dead Battery (24-NA-229)
- Dead Battery, No Start, And/Or Vehicle Will Not Shut Down (23-NA-176)
- AGM Battery Frequently Asked Questions (FAQS) (23-NA-044)
- Battery Maintenance Report FAQS (U.S. Only) (22-NA-115)
- M1L P1789 Additional Diagnostics (PIP5818A)
- Engineering Information - Owner Receipt Of PAI "Sac003" And/Or Dealer Informed Of Excessive Parasitic Drains On An In-Inventory Vehicle (PIE0632A)
- SES Mil / Dead Battery / DTC P0700 P2535 U300D (PIT5817A)
- 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 Column Switches
- Steering Gear
- Sun Roof/T-Top/Convertible Top
- 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)
- Diagnostic Tip - Information On The Folding Hard Top (PIC6455)
- Information On Unable To Open Folding Top, DTC B19E1 Sym64 Possibly Set (22-NA-084)
- Convertible Top May Not Lower Intermittently, DTC B19E4 Sym64 May Be Stored In History (21-NA-192)
- Suspension Control Systems
- Replacing & Programming The K218 - Front Suspension Leveling / Lifting Hydraulic Power Pack Module (PIC6441B)
- Information On Service Front Lift System Message On Driver Information Center (DIC), Fluid Leaking From Shocks - DTC C103C Or C11AB And/Or C103E Or C11AE Set (22-NA-132)
- SES Mil DTC U0139 Set In ECM (PIT6007A)
- System
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- Diagnostic Tip: Fuel Injected Gasoline Engines Possible No Start Extended Crank No Power Or Fuel Pressure Related DTC'S (PIP5596A)
- 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)
- Diagnostic Tip For Misfire, Chirp, Squeak, Squeal Or Tick Noise, Malfunction Indicator Lamp (Mil) Illuminated - DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 And/Or P0308 Set (PIP4138R)
- 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)
- Engine Runs With Intermittent Crank No Start With P0011 Or P00C6 May Be Current Or Set In History (PIP5130K)
- SES Light With Fuel Trim And Or Oxygen Sensor Codes (PIP4925B)
- Transmission Control Systems
- Aftermarket ALDL Or DLC Interface Devices Causing Multiple Issues (13-08-116-001K)
- M1L M1M And MLH Corvette Transmission Restriction (PIP6016A)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Information On Transmission Core Damage (24-NA-141)
- Dual Clutch Transmission MCVM Pun Clarification (PIP5781B)
- Noise From Transmission Area, Malfunction Indicator Lamp (Mil) ILLUMINATEDP0746, P0747, P0776, P07, P0796, P0797, P08C4, P08C5, P0867, P0868, P0869, P1950, P1955, P1956, P1957, P1958, P1959, P1960 (23-NA-197)
- Transmission Control Module Calibration Updates (23-NA-188)
- Service Engine Soon Light/Message With DTCS P0606 Or P0607 In The TCM (PIP5852B)
- Do Not Swap Modules In Vehicles With Global Electrical Systems (PIP4670J)
- Unable To Shift Transmission, Possible Mil Illuminated Or Service Transmission Message With Various DTCS Set (21-NA-211)
- Malfunction Indicator Lamp (Mil) Illuminated - Multiple Transmission DTCS Set (21-NA-033)
- Transmission Control Module Restriction Has Ended (PIP5703A)
- Service Engine Soon Light/Message With DTCS P1967 Or P1968 In The TCM (PIP5757A)
- 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)
- Information On Summer Tire Performance And Tire Cold Weather Cracking (13-03-10-001L)
- Multiple U-Code Diagnostic Information - With One Having Symptom Byte 71 (PIT5569C)
- Guidelines When Changing Tire And Wheel Size (PIT3271P)
- Information On Brake Pulsation And/Or Repeat Brake Pulsation (24-NA-031)
- 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.)