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December 23, 2025 Service bulletin

Unknown or other

Chevrolet technical service bulletin PIT6393H for 2025 Chevrolet Tahoe, 2024-2026 Chevrolet Equinox and 2024-2026 GMC Acadia and others.

Bulletin number
PIT6393H
Component
Unknown or other
Summary
"This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules."

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