Unknown or other
Chevrolet technical service bulletin PIT6401 for 2022-2026 Chevrolet Silverado 1500, 2021-2026 Chevrolet Tahoe and 2025-2026 Chevrolet Equinox and others.
- Bulletin number
- PIT6401
- Component
- Unknown or other
- Summary
- This Preliminary information communicates a diagnostic tip on how to resolve a issue of the horn sounding when vehicle doors are being closed and the key in vehicle reminder set to off.
Vehicles covered
- Chevrolet Silverado 1500 2022-2026 20222023202420252026
- Chevrolet Tahoe 2021-2026 202120222023202420252026
- Chevrolet Equinox 2025-2026 20252026
- GMC Sierra 1500 2022-2026 20222023202420252026
- Chevrolet Suburban 2021-2024 2021202220232024
- GMC Acadia 2024-2025 20242025
- Chevrolet Traverse 2024-2025 20242025
- GMC Yukon 2021-2026 202120222023202420252026
- Chevrolet Silverado 2500 2024-2026 202420252026
- Chevrolet Colorado 2023-2026 2023202420252026
- GMC Terrain 2025-2026 20252026
- GMC Yukon XL 2021-2026 202120222023202420252026
- GMC Sierra 2500 2024-2026 202420252026
- Cadillac Escalade 2021-2026 202120222023202420252026
- GMC Canyon 2023-2025 202320242025
- Chevrolet Suburban 1500 2025-2026 20252026
- Chevrolet Silverado 3500 2024-2026 202420252026
- GMC Sierra 3500 2024-2026 202420252026
- Cadillac Escalade ESV 2025-2026 20252026
- Chevrolet Equinox EV 2024-2025 20242025
- Buick Envision 2021-2026 202120222023202420252026
- Cadillac Lyriq 2023-2026 2023202420252026
- Cadillac CT5 2020-2026 2020202120222023202420252026
- Cadillac XT4 2024-2025 20242025
- Chevrolet Blazer EV 2024-2025 20242025
- Chevrolet Silverado EV 2024-2026 202420252026
- Cadillac CT4 2020-2026 2020202120222023202420252026
- Cadillac Vistiq 2026 2026
- Cadillac Optiq 2025-2026 20252026
- GMC Sierra EV 2024-2026 202420252026
- GMC Hummer EV SUV 2026 2026
- GMC Hummer EV Pickup 2022-2026 20222023202420252026
- Cadillac Escalade Iq 2025-2026 20252026
- Brightdrop EV600 2022 2022
- Brightdrop Zevo 600 2023-2024 20232024
- Brightdrop Zevo 400 2024 2024
VIN decoder
See the problems and recalls for an exact car
Buying a used Chevrolet Silverado 1500?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history