Chevrolet Silverado Service Bulletins (2024)

1,666 manufacturer communications on file.

• June 24, 2026•Document ID: 11034767

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5544J

  Date Added:

  July 7, 2026

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates information on a hydraulic rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made.  The noise is most noticeable in the cab at idle, in park, with all accessories turned off.

  Associated Products (22)

  2026 Chevrolet Silverado2026 GMC Sierra2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra+ 2 more
  Associated Documents

  • DownloadMC-11034767-0001.pdf↗
• June 23, 2026•Document ID: 11034769

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5966F

  Date Added:

  July 7, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.

  Associated Products (232)

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  Associated Documents

  • DownloadMC-11034769-0001.pdf↗
• June 23, 2026•Document ID: 11034763

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6529

  Date Added:

  July 7, 2026

  Manufacturer:

  GMC

  Summary

  This PI was created to address an Intermittent Loss of Connectivity, GPS, or Wi-Fi Due to OnStar Module concern.

  Associated Products (17)

  2025 Chevrolet Silverado2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL
  Associated Documents

  • DownloadMC-11034763-0001.pdf↗
• June 17, 2026•Document ID: 11034014

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6503B

  Date Added:

  June 22, 2026

  Manufacturer:

  CADILLAC

  Summary

  This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.

  Associated Products (42)

  2026 Buick Enclave2026 Buick Envision2026 Cadillac CT52026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Terrain2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Cadillac Lyriq+ 22 more
  Associated Documents

  • DownloadMC-11034014-0001.pdf↗
• June 16, 2026•Document ID: 11034038

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N25-252332

  Date Added:

  June 24, 2026

  Manufacturer:

  GMC

  Summary

  • Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation, and Super Cruise.

  Associated Products (35)

  2026 Buick Enclave2026 Buick Envision2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Lyriq2026 Cadillac Optiq2026 Chevrolet Blazer2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Sierra2026 GMC Terrain2025 Buick Enclave2025 Cadillac Celestiq2025 Cadillac CT42025 Cadillac CT52025 Cadillac Lyriq+ 15 more
  Associated Documents

  • DownloadMC-11034038-0001.pdf↗
• June 10, 2026•Document ID: 11034054

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  661.42

  Date Added:

  June 25, 2026

  Manufacturer:

  GMC

  Summary

  • If you are equipped with Diesel engine then: Improvements to accuracy for Diesel Exhaust Fluid level shown in driver display.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11034054-0001.pdf↗
• June 10, 2026•Document ID: 11034001

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6523

  Date Added:

  June 18, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary

  Associated Products (41)

  2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Chevrolet Colorado2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 GMC Canyon2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Sierra2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Chevrolet Colorado2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Canyon+ 21 more
  Associated Documents

  • DownloadMC-11034001-0001.pdf↗
• June 10, 2026•Document ID: 11033987

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6522

  Date Added:

  June 18, 2026

  Manufacturer:

  GMC

  Summary

  This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and module communication issues that may cause false or intermittent EBCM DTCs.

  Associated Products (49)

  2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Colorado2026 Chevrolet Silverado2026 GMC Canyon2026 GMC Sierra2026 GMC Yukon2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Colorado2025 Chevrolet Silverado2025 Chevrolet Tahoe2025 GMC Acadia2025 GMC Canyon2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Colorado+ 29 more
  Associated Documents

  • DownloadMC-11033987-0001.pdf↗
• June 9, 2026•Document ID: 11034053

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  661.51

  Date Added:

  June 25, 2026

  Manufacturer:

  CHEVROLET

  Summary

  • Fixes to help ensure proper functionality for heating and cooling features. • Improvements to night mode lights for shifting gears. • Fixes for Daytime Running Lamps turning on when set to Off. • Fixes to help prevent erroneous missing key messages on driver display. • Fixes for accuracy of low tire pressure alert. • Fixes for speed threshold for pedestrian alerts. • Improvements to start reliability and reduced check engine light activation. • Improvements to turbo system diagnostics. • Improvements to reliability when extending the running boards on your vehicle.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11034053-0001.pdf↗
• June 9, 2026•Document ID: 11033772

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  661.10

  Date Added:

  June 9, 2026

  Manufacturer:

  CHEVROLET

  Summary

  • Improvements to help reduce check engine light activation and emissions system messages • Improvements to reliability when extending the running boards on your vehicle • Fixes to help ensure proper functionality for heating and cooling features • Improvements to night mode lights for shifting gears • Fixes for Daytime Running Lamps turning on when set to Off • Fixes to help prevent erroneous missing key messages on driver display • Fixes for accuracy of low tire pressure alert • Fixes for speed threshold for pedestrian alerts • Improvements to active cabin ventilation • Additional protection for the health of your battery • Improvements to the software update system

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11033772-0001.pdf↗
• June 9, 2026•Document ID: 11033986

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6132E

  Date Added:

  June 18, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.

  Associated Products (48)

  2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 GMC Sierra2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 Chevrolet Suburban+ 28 more
  Associated Documents

  • DownloadMC-11033986-0001.pdf↗
• June 5, 2026•Document ID: 11033720

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6054D

  Date Added:

  June 8, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.

  Associated Products (10)

  2026 Chevrolet Silverado2026 GMC Sierra2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra
  Associated Documents

  • DownloadMC-11033720-0001.pdf↗
• June 5, 2026•Document ID: 11033755

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6123

  Date Added:

  June 8, 2026

  Manufacturer:

  GMC

  Summary

  Technical Detail: This PI conveys that the vehicles listed may experience a condition where the vehicle is stuck in parallel condition with no codes resulting in slow DC charging and how to remedy this.

  Associated Products (5)

  2026 Cadillac Escalade IQL2025 Cadillac Escalade IQ2024 Chevrolet Silverado2024 GMC Sierra2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11033755-0001.pdf↗
• June 5, 2026•Document ID: 11033753

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6477C

  Date Added:

  June 8, 2026

  Manufacturer:

  GMC

  Summary

  This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool

  Associated Products (55)

  2026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Sierra2026 GMC Yukon2026 GMC Yukon XL2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV+ 35 more
  Associated Documents

  • DownloadMC-11033753-0001.pdf↗
• June 5, 2026•Document ID: 11033752

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6426B

  Date Added:

  June 8, 2026

  Manufacturer:

  CADILLAC

  Summary

  Fog lamp control may be missing from radio display after a BCM update. Engineering is investigating.

  Associated Products (41)

  2026 Buick Enclave2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Vistiq2026 Chevrolet Equinox2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 Chevrolet Traverse2026 GMC Acadia2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Sierra2026 GMC Yukon2026 GMC Yukon XL2025 Buick Enclave2025 Cadillac Celestiq2025 Cadillac CT52025 Cadillac Escalade+ 21 more
  Associated Documents

  • DownloadMC-11033752-0001.pdf↗
• June 4, 2026•Document ID: 11033554

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N252528480

  Date Added:

  June 4, 2026

  Manufacturer:

  GMC

  Summary

  Certain vehicles may be missing important information regarding the proper use of EV energy offboarding from the vehicle to a building. Vehicle owners will be mailed an insert to include in their Owner Manual. For vehicles in dealer inventory, dealers will install the insert.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11033554-0001.pdf↗
• June 3, 2026•Document ID: 11033726

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6503A

  Date Added:

  June 8, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.

  Associated Products (114)

  2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop+ 94 more
  Associated Documents

  • DownloadMC-11033726-0001.pdf↗
• May 29, 2026•Document ID: 11033186

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6209K

  Date Added:

  June 2, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates recovery procedure after return to dealer message.

  Associated Products (30)

  2026 Chevrolet Silverado2026 GMC Sierra2025 Chevrolet Corvette2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup+ 10 more
  Associated Documents

  • DownloadMC-11033186-0001.pdf↗
• May 27, 2026•Document ID: 11033188

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6119

  Date Added:

  June 2, 2026

  Manufacturer:

  GMC

  Summary

  A dealer may encounter multiple DTCs when a B65 Manifold Absolute Pressure/Intake Air Temperature Sensor fails. Diagnostics may be misleading but if the Fuel Rail Temperature has the 419 degrees displayed this PI will assist with repairs.

  Associated Products (6)

  2026 Chevrolet Silverado2026 GMC Sierra2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11033188-0001.pdf↗
• May 27, 2026•Document ID: 11033150

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6519

  Date Added:

  June 2, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is available.

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  Associated Documents

  • DownloadMC-11033150-0001.pdf↗