Service bulletins for the 2023 Chevrolet Silverado
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.
1510 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| 22-NA-236 | 2022-12-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of being Unable to Learn Key Fob or Transmitter. |
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| 22-NA-231 | 2022-12-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Warranty Bulletin provides information on Warranty Administration – Restricted Labor Operations on Vehicles Built Without a DC/AC Inverter. |
| 22-NA-230 | 2022-12-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information on Information on Order/Content Change: Wireless Phone Charging. |
| 22-NA-235 | 2022-12-06. 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. |
| 22-NA-216 | 2022-12-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot. |
| 21-NA-120 | 2022-12-06. Service bulletin. POWER TRAIN. This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair. |
| 20-NA-138 | 2022-12-06. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management. |
| 19-NA-136 | 2022-12-06. Service bulletin. POWER TRAIN. This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto Mode. |
| N222379652 | 2022-12-05. Service bulletin. STRUCTURE. Customer Satisfaction Program. Certain vehicles listed above were manufactured and shipped to the dealer without the hood insulator. Dealers are to install the hood insulator. |
| 22-NA-225 | 2022-12-03. Service bulletin. POWER TRAIN. This information advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF causing the customers concern. |
| 22-NA-074 | 2022-12-03. Service bulletin. ENGINE AND ENGINE COOLING. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. |
| 21-NA-271 | 2022-12-03. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin advises the technician of a possible coolant hose that might be kinked causing the customers concern. |
| 19-NA-255 | 2022-12-03. Service bulletin. STRUCTURE. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| 18-NA-361 | 2022-12-03. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, DIESEL. This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part. |
| N222383050 | 2022-11-22. Service bulletin. STEERING. Customer Satisfaction Program - Certain vehicles, equipped with Active Hydraulic Assist (RPO NV8), may have a condition in which the steering wheel may bind while making sharp turns. Dealers will replace the steering gear. |
| PIT5956 | 2022-11-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary information communicates a work around to program transmitters that were deleted from the vehicle or a BCM replacement. |
| PIT5903A | 2022-11-21. Service bulletin. VEHICLE SPEED CONTROL. This Preliminary information communicates to General Motors dealers some helpful steps to diagnose the speed limit showing dashes concern. |
| PIT3665L | 2022-11-21. Service bulletin. SERVICE BRAKES. This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. |
| PIP5887 | 2022-11-21. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates the possibility of a normal balance shaft gear whine noise to exist in the engine and is normally most audible at or above 1500rpm. This noise does not create any reliabilty or durability issues with the engine. |
| PIP5886 | 2022-11-21. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary information communicates that the EGT sensors are on a parts restriction. |
| PIT5940A | 2022-11-21. Service bulletin. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA. This Preliminary information communicates that a customer may notice that the gridlines on the backup camera are very dim. They may mention that this occurred after an OTA update. The dealer technician is advised to perform no repairs. The technician is advised that engineering is looking into a resolution and the resolution will be communicated through this PI or a bulletin when it becomes available. |
| PIP5878 | 2022-11-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Preliminary information communicates that the exhaust particulate matter sensor is on a parts restriction. |
| PIP5877 | 2022-11-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary information communicates that the NOx sensors are on a parts restriction. |
| PIP5875 | 2022-11-21. Service bulletin. FUEL SYSTEM, DIESEL. This Preliminary information communicates that the diesel exhaust fluid injector is on a parts restriction. |
| PIP5876 | 2022-11-21. Service bulletin. EQUIPMENT. This Preliminary information communicates that the E66 ECM is on a parts restriction. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.