Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #PIT3665M

2024 GMC Sierra 3500

TSB Document:

MC-10237671-9999.pdf

Affected Component: ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

Summary: This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.

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Date Published: MAY 19, 2023
NHTSA TSB #: 10237671

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