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Service bulletin PIT-5046

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10037550
Published by NHTSA2011-05-25
Manufacturer's numberPIT-5046
Manufacturer's date2010-11-01
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

NHTSA's summary

GM: THE BRAKE PEDAL MAKES NOISE WHEN RELEASED QUICKLY. LIKLEY A MASTER CYLINDER PROBLEM. 2010 EQUINOX. *RM

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Brakes, Brake master cylinder

Vehicles listed
CHEVROLET EQUINOX2010
GMC TERRAIN2010

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PI0785B2018-06-04. Service bulletin. This preliminary informational bulletin provides a revision of PI0785A to add the 2014 model year, include Encore model and update the Parts and Warranty Information.
PIE-00872011-03-26. Service bulletin. CHEVROLET/GMC: BRAKE MASTER CYLINDER OR BRAKE BOOSTER REPLACEMENT. ENGINEERING IS ATTEMPTING TO DETERMINE THE ROOT CAUSE OF THE MASTER CYLINDER OR BRAKE BOOSTER REPLACEMENTS. NEED TO GATHER INFORMATION ON VEHICLES, PRIOR TO REPLACING ANY BRAKE MASTER CYLINDER OR BRAKE BOOSTER. *PE