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February 6, 2024 Service bulletin

Service brakes

Chevrolet technical service bulletin PIT5479F for 2014-2024 Chevrolet Silverado 1500, 2015-2024 Chevrolet Tahoe and 2014-2024 GMC Sierra 1500 and others.

Bulletin number
PIT5479F
Component
Service brakes
Summary
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.

Owners of these vehicles have filed 3,935 complaints in the brakes category.

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