Service bulletins for the 2022 GMC Hummer EV Pickup
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
731 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| PIT6065H | 2024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns. |
|---|---|
| PIT6139D | 2024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available. |
| PIT6118A | 2024-08-15. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and a possible orange telltale on the DIC and to update vehicle software to resolve the concern. |
| 24-NA-141 | 2024-08-15. Service bulletin. POWER TRAIN. GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return. |
| PIT6055D | 2024-08-15. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available. |
| PIT6139C | 2024-08-15. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available. |
| 18-NA-279 | 2024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. |
| PIT6086B | 2024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates a software anomaly that will cause the theft alarm to go off for no apparent reason and a software update to address that concern. |
| PIT5832P | 2024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
| PIT6144A | 2024-08-14. Service bulletin. SUSPENSION. This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet hose to the suspension compressor air leveling system. |
| PIT6152A | 2024-08-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on information on how to clear the Service Drivers Assist message by updating the software that is available as part of PIT6065 software package |
| PIT6044H | 2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes. |
| PIT6179 | 2024-08-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to confirm proper orientation of check valves in the A/C system. |
| PIT6065G | 2024-08-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns. |
| PIT5832N | 2024-08-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
| PIT6086A | 2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates a software anomaly that will cause the theft alarm to go off for no apparent reason and a software update to address that concern. |
| PIT5964B | 2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to the field how to address a condition where the lightening control module locks up and causes the exterior lighting flickering every 8 seconds and you will notice the windshield wipers and the turn signal/click clack noise will pause momentarily followed by DTC: P0607 and the software update to address this issue. |
| PIT6055C | 2024-08-13. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available. |
| PIT5832M | 2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
| 12-01-37-001G | 2024-08-13. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service. |
| 00-03-10-002M | 2024-08-13. Service bulletin. WHEELS. This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. |
| 16-NA-158 | 2024-08-13. Service bulletin. UNKNOWN OR OTHER. This service bulletin describes the U.S. Dealer Special Tool Loan Program process. |
| N242451390 | 2024-08-01. Service campaign. UNKNOWN OR OTHER. Service Update. On certain vehicles, the 12V battery negative cable was erroneously labeled with a First Responder Emergency Cut Loop label. Dealers are to remove the First Responder Emergency Cut Loop label from the 12V battery negative cable. |
| 24-NA-132 | 2024-08-01. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming. |
| 24-NA-131 | 2024-08-01. Service bulletin. UNKNOWN OR OTHER. This technical bulletin provides a procedure for vehicles having improper cabin heating and/or improper A/C performance. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.