Service bulletins for the 2023 Chevrolet Suburban
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.
1037 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| PIT5784B | 2023-04-17. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI. This Preliminary information communicates and issue with customers misunderstanding weather they need to bluetooth pair the factory provided headphones. |
|---|---|
| PIT5883J | 2023-04-17. Service bulletin. EQUIPMENT. This Preliminary information communicates vehicles being built without certain options due to a parts shortage. |
| PIT5971A | 2023-04-17. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary information communicates to the technician that GM is aware of this concern with audio loss and the OnStar LED being red. GM is working on a solution to correct this customers concern. |
| PIT5977A | 2023-04-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering. |
| PIT5832G | 2023-04-17. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM:STARTER ASSEMBLY. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. |
| PIT5985A | 2023-04-17. Service bulletin. POWER TRAIN. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update. |
| PIP5891D | 2023-04-17. Service bulletin. FUEL SYSTEM, GASOLINE. This Preliminary information communicates an engineering investigation for injector caused misfires. |
| 23-NA-024 | 2023-04-14. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. This technical bulletin provides a procedure to remove and re-install the fuse to reset the TCM to correct the customer's concern. |
| 22-NA-168 | 2023-04-14. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This bulletin provides diagnostic information when checking the exhaust system for leaks. |
| 22-NA-098 | 2023-04-14. Service bulletin. STRUCTURE; EQUIPMENT. This technical bulletin has you remove flash and reinstall clip to correct condition of Arm Rest Does Not Lock in Position and Slides Back and Forth. |
| 22-NA-096 | 2023-04-14. Service bulletin. EQUIPMENT. This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built In Radio. |
| 23-NA-055 | 2023-04-14. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs. |
| 22-NA-235 | 2023-04-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions. |
| 22-NA-209 | 2023-04-13. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; STRUCTURE. This technical bulletin provides repair information to correct a customer concern of Articulating Running Board Inoperable. |
| 22-NA-150 | 2023-04-13. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. |
| 22-NA-018 | 2023-04-13. Service bulletin. EQUIPMENT; STRUCTURE. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). |
| 21-NA-043 | 2023-04-13. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; WHEELS; ENGINE AND ENGINE COOLING. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 21-NA-028 | 2023-04-13. Service bulletin. POWER TRAIN. This technical bulletin provides a procedure to replace the rear differential fluid to correct the rear clutches from chattering, which create a moan type noise. |
| 20-NA-082 | 2023-04-13. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. |
| 19-NA-219 | 2023-04-13. Service bulletin. ENGINE AND ENGINE COOLING. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. |
| 03-06-04-017S | 2023-04-13. Service bulletin. FUEL SYSTEM, DIESEL. This service bulletin provides information on availability of Diesel Fuel additives. |
| 23-NA-035 | 2023-04-12. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This technical bulletin provides repair information to correct a customer concern of Instrument Cluster RPO UDV 162.2 Software Update – Multiple Updates. |
| 22-NA-009 | 2023-04-12. Service bulletin. ENGINE AND ENGINE COOLING. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters. |
| 21-NA-106 | 2023-04-12. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not clear or appear to reset on the next engine start. |
| 21-NA-061 | 2023-04-12. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.