GPZ ✓ Factory-verified

Chevrolet · Regular Production Option

Trim package, Trail Boss Custom

Years 2022–26 Models 1 Factory citations 5

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Documented applications

Silverado — T1XX (2019–2026) →

• 2022–2026 ✓ Factory-verified
  ⛭ GM factory document — 2022 chevrolet 22 silverado 1500 new electrical body builder 042822, p.11.

  ⛭ GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.11.

  ⛭ GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.13.

  ⛭ GM factory document — 2025 chevrolet my25 silverado 1500 electrical bbm, p.11.

  ⛭ GM factory document — 2026 chevrolet silverado 1500 electrical body builder manual service manual 2026 en us, p.7.

This page aggregates every documented appearance of GPZ in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.