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.
By type
By component
By trouble code
By topic
| 19-NA-129 | 2024-07-24. Service bulletin. SUSPENSION. This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. |
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| 16-NA-019 | 2024-07-23. Service bulletin. POWER TRAIN. This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares. |
| 24-NA-117 | 2024-07-23. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK. |
| 24-NA-116 | 2024-07-23. Service bulletin. VEHICLE SPEED CONTROL; STEERING. This service bulletin provides information for dealers/technicians on Adding Cruise Control RPO K34. |
| 21-NA-089 | 2024-07-22. Service bulletin. SERVICE BRAKES. This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris. |
| 23-NA-002 | 2024-07-22. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This technical bulletin provides repair information to correct a customer concern of Charge Air Cooler (CAC) Icing, Check Engine Lamp Illuminated, Possible P0299, P2227, and/or P0300 DTCs Set. |
| 20-NA-022 | 2024-07-20. Service bulletin. SUSPENSION. This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts). |
| 24-NA-123 | 2024-07-18. Service bulletin. ENGINE. This service bulletin advises the technician that the purge pump part number has changed and limited supply. |
| 24-NA-120 | 2024-07-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Information on Malfunction Indicator Lamp (MIL) Illuminated - Multiple DTCs Set. |
| 24-NA-078 | 2024-07-18. Service bulletin. ELECTRICAL SYSTEM; ENGINE; POWER TRAIN. This bulletin advises the tech to replace the starter and not the trans if grinding or growling is heard from the transmission area. |
| 23-NA-102 | 2024-07-17. Service bulletin. ENGINE; ELECTRICAL SYSTEM; POWER TRAIN. This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated. |
| 16-NA-383 | 2024-07-16. Service bulletin. ENGINE; FUEL/PROPULSION SYSTEM. This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up. |
| 04-06-04-051I | 2024-07-16. Service bulletin. FUEL/PROPULSION SYSTEM. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. |
| 24-NA-108 | 2024-07-12. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides a procedure to correct radio software concerns. |
| 22-NA-070 | 2024-07-12. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements. |
| 22-NA-018 | 2024-07-12. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). |
| 18-NA-099 | 2024-07-12. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. |
| PIE0791B | 2024-07-12. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the Check Engine Lamp illuminated on DIC, and having DTCs P0202, P0203 Set. |
| 24-NA-091 | 2024-07-11. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This technical bulletin provides repair information to load L3B Turbocharger Wastegate Service Calibration to correct a customer concern of a screeching noise on engine shutdown. |
| 24-NA-103 | 2024-07-11. Service bulletin. STRUCTURE:BODY. This technical bulletin provides a procedure to locate and repair the rear glass if found water leaking past the urethane seal. |
| 24-NA-100 | 2024-07-11. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y172 – Multiple Updates for IOK. |
| 24-NA-063 | 2024-07-11. Service bulletin. FORWARD COLLISION AVOIDANCE: WARNINGS; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of a Service Drivers Assist Message Illuminated in DIC with DTC B2BA1 Set. |
| 22-NA-182 | 2024-07-09. Service bulletin. POWER TRAIN. This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature. |
| 19-NA-218 | 2024-06-28. Service bulletin. ENGINE. This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine. |
| 18-NA-125 | 2024-06-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This service bulletin provides information for engine oil life monitor operation calculation. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.