This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part...
Chevrolet technical service bulletin PIT6523 for 2021-2026 Chevrolet Silverado 1500, 2025-2026 Chevrolet Tahoe and 2021-2026 GMC Sierra 1500 and others.
- Bulletin number
- PIT6523
- Component
- Unknown or other
- Summary
- This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary
Vehicles covered
- Chevrolet Silverado 1500 2021-2026 202120222023202420252026
- Chevrolet Tahoe 2025-2026 20252026
- GMC Sierra 1500 2021-2026 202120222023202420252026
- Chevrolet Silverado 2500 2020-2026 2020202120222023202420252026
- Chevrolet Colorado 2023-2026 2023202420252026
- GMC Sierra 2500 2020-2026 2020202120222023202420252026
- Cadillac Escalade 2025-2026 20252026
- GMC Canyon 2023-2026 2023202420252026
- Chevrolet Suburban 1500 2025-2026 20252026
- Chevrolet Silverado 3500 2020-2026 2020202120222023202420252026
- GMC Sierra 3500 2020-2026 2020202120222023202420252026
- Cadillac Escalade ESV 2025-2026 20252026
- Chevrolet Silverado EV 2024-2026 202420252026
- GMC Hummer EV SUV 2024-2026 202420252026
- GMC Sierra EV 2024-2026 202420252026
- GMC Hummer EV Pickup 2022-2026 20222023202420252026
- Cadillac Escalade Iq 2025-2026 20252026
- Cadillac Escalade Iql 2026 2026
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