Chevrolet Trailblazer Service Bulletins (2027)

4 manufacturer communications on file.

• July 28, 2026•Document ID: 11035693

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6110K

  Date Added:

  August 4, 2026

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.

  Associated Products (72)

  2027 Buick Encore GX2027 Chevrolet Trailblazer2026 Buick Encore GX2026 Buick Envision2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac XT52026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Express2026 Chevrolet Tahoe2026 Chevrolet Trailblazer2026 GMC Canyon2026 GMC Savana2026 GMC Yukon2026 GMC Yukon XL2025 Buick Encore GX2025 Buick Envision+ 52 more
  Associated Documents

  • DownloadMC-11035693-0001.pdf↗
• June 8, 2026•Document ID: 11033719

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6033B

  Date Added:

  June 8, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to technicians to remove the pulley assembly and inspect the drive chain and pulley surfaces.

  Associated Products (22)

  2027 Buick Encore GX2027 Chevrolet Equinox2027 Chevrolet Trailblazer2027 GMC Terrain2026 Buick Encore GX2026 Chevrolet Equinox2026 Chevrolet Trailblazer2026 GMC Terrain2025 Buick Encore GX2025 Chevrolet Equinox2025 Chevrolet Malibu2025 Chevrolet Trailblazer2025 GMC Terrain2024 Buick Encore GX2024 Chevrolet Malibu2024 Chevrolet Trailblazer2023 Buick Encore GX2023 Chevrolet Malibu2023 Chevrolet Trailblazer2022 Buick Encore GX+ 2 more
  Associated Documents

  • DownloadMC-11033719-0001.pdf↗
• June 5, 2026•Document ID: 11033725

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6031E

  Date Added:

  June 8, 2026

  Manufacturer:

  BUICK

  Summary

  This PI addresses leaks from the case half and provides repair direction to dealer technicians

  Associated Products (22)

  2027 Buick Encore GX2027 Chevrolet Equinox2027 Chevrolet Trailblazer2027 GMC Terrain2026 Buick Encore GX2026 Chevrolet Equinox2026 Chevrolet Trailblazer2026 GMC Terrain2025 Buick Encore GX2025 Chevrolet Equinox2025 Chevrolet Malibu2025 Chevrolet Trailblazer2025 GMC Terrain2024 Buick Encore GX2024 Chevrolet Malibu2024 Chevrolet Trailblazer2023 Buick Encore GX2023 Chevrolet Malibu2023 Chevrolet Trailblazer2022 Buick Encore GX+ 2 more
  Associated Documents

  • DownloadMC-11033725-0001.pdf↗
• June 3, 2026•Document ID: 11033723

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6032C

  Date Added:

  June 8, 2026

  Manufacturer:

  BUICK

  Summary

  PIP6032B provides diagnostic direction for dealers when encountering transmission leaks

  Associated Products (25)

  2027 Buick Encore GX2027 Chevrolet Equinox2027 Chevrolet Trailblazer2027 GMC Terrain2026 Buick Encore GX2026 Chevrolet Equinox2026 Chevrolet Trailblazer2026 GMC Terrain2025 Buick Encore GX2025 Chevrolet Equinox2025 Chevrolet Malibu2025 Chevrolet Trailblazer2025 GMC Terrain2024 Buick Encore GX2024 Chevrolet Malibu2024 Chevrolet Trailblazer2023 Buick Encore GX2023 Chevrolet Malibu2023 Chevrolet Trailblazer2022 Buick Encore GX+ 5 more
  Associated Documents

  • DownloadMC-11033723-0001.pdf↗