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Service bulletins for the 2023 GMC Sierra

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.

1426 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
N2223854902023-04-12. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the DC/AC inverter which operates the power outlets (110/220V) is not functional on certain 2023 model year vehicles listed above, built beginning September 23, 2022. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to install the accessory AC and DC power control module, install fuse, and reprogram the body control module (BCM).
23-NA-0422023-04-12. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.
23-NA-0352023-04-12. 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.
21-NA-1062023-04-12. 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-0612023-04-12. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
N222375791-022023-04-11. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the park assist control module to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
N222375791-012023-04-05. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. The affected vehicle owners should have been made aware of the condition at sale, and notified, that once parts are available, they would be eligible for a no additional cost retrofit to enable the feature. Dealers are to replace the park assist control module to restore the Park Assist feature. Note: some vehicles may also require reprogramming of the instrument cluster or the active safety control module.
23-NA-0442023-03-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
23-NA-0352023-03-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Instrument Cluster RPO UDV 162.2 Software Update – Multiple Updates.
23-NA-0342023-03-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y167 – Multiple Updates for IOK.
N2223915102023-03-28. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Program - certain vehicles, may have a body harness that is missing various circuits. Dealers are to replace the body harness circuits with a VIN specific harness.
PIT5883H2023-03-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
PIC6486B2023-03-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to dealer that GM is aware of an issue with Apple Carplay, and is working on a resolution.
PIT59802023-03-13. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary information communicates an issue with the IPC displaying a Service IPC message, and DTC U3000 set in the IPC. All IPC function still operate normally even when the message is displayed. Dealers are to reprogram the IPC to correct this issue.
PIP5711C2023-03-13. Service bulletin. ENGINE; BACK OVER PREVENTION; ELECTRICAL SYSTEM. This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise.
PIT5946C2023-03-13. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp.
22-NA-2532023-03-08. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This technical bulletin provides repair information to correct a customer concern of Cluster RPO UDV 162.1 Software Update – Multiple Updates.
23-NA-0232023-03-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ENGINE AND ENGINE COOLING. This technical bulletin provides repair information to correct a customer concern of After a Remote Start When the Start Button Is Pressed the Engine May Stall or Will Not Restart.
22-NA-1502023-03-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
23-NA-0142023-02-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This technical bulletin provides repair information to correct a customer concern of Unable to Dismiss Turn By Turn Directions from the DIC.
22-NA-2352023-02-23. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions.
21-NA-1062023-02-23. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 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.
22-NA-1152023-02-21. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
N2223849302023-02-13. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Program - certain vehicles may have a “Service Trailer Brake” message set when a trailer with electric brakes is connected and the driver attempts to use the manual apply slider on switch or depress the brake pedal while towing. Dealers are to replace the Trailer Brake Control Switch.
PIT5386H2023-02-13. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.