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Service bulletin PI0785B

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 id10139038
Published by NHTSA2018-06-04
Manufacturer's numberPI0785B
Manufacturer's date2013-05-10
NHTSA componentEQUIPMENT; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER; SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

NHTSA's summary

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.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes, Equipment and accessories, Brake master cylinder

Vehicles listed
BUICK ENCLAVE2009, 2010, 2011, 2012, 2013, 2014
BUICK ENCORE2013, 2014
BUICK LACROSSE2010, 2011, 2012
BUICK REGAL2011, 2012, 2013, 2014
BUICK VERANO2012, 2013, 2014
CADILLAC ATS2013, 2014
CADILLAC CTS2009, 2010, 2011, 2012, 2013, 2014
CADILLAC SRX2009, 2010, 2011, 2012, 2013, 2014
CADILLAC XTS2013, 2014
CHEVROLET CAMARO2010, 2011, 2012, 2013, 2014
CHEVROLET CAPTIVA2012
CHEVROLET COLORADO2009, 2010, 2011, 2012
CHEVROLET CORVETTE2009, 2010, 2011, 2012, 2013, 2014
CHEVROLET CRUZE2011, 2012, 2013, 2014
CHEVROLET EQUINOX2010, 2011, 2012, 2013, 2014
CHEVROLET IMPALA2009, 2010, 2011, 2012, 2013, 2014
CHEVROLET MALIBU2009, 2010, 2011, 2012, 2013, 2014
CHEVROLET SONIC2012, 2013, 2014
CHEVROLET SPARK2013
CHEVROLET TRAVERSE2009, 2010, 2011, 2012, 2013, 2014
GMC ACADIA2009, 2010, 2011, 2012, 2013, 2014
GMC CANYON2009, 2010, 2011, 2012
GMC TERRAIN2010, 2011, 2012, 2013, 2014

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
09-05-22-005-C2013-09-19. Service bulletin. GM: BRAKE FLUID MAY BE LEAKING FROM THE MASTER CYLINDER RESERVOIR CAP. REPLACE RESERVOIR CAP AND RESERVOIR. *JS
PIT-50462011-05-25. Service bulletin. GM: THE BRAKE PEDAL MAKES NOISE WHEN RELEASED QUICKLY. LIKLEY A MASTER CYLINDER PROBLEM. 2010 EQUINOX. *RM
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
SB-09-05-25-0032010-03-26. Service bulletin. SATURN/GMC/ PONTIAC/ CHEVROLET: BRAKE PEDAL SPONGY, INCREASED PEDAL TRAVEL, INCREASED EFFORT TO STOP (INSPECT FOR LEAKS, REPLACE BRAKE PRESSURE MODULATOR VALVE (BPMV), AND BLEED BRAKE SYSTEM). MAY BE CAUSED BY AIR ACCUMULATING IN THE MASTER CYLINDER OR BY A MISSING FILTER IN THE BRAKE PRESSURE MODULATOR VALVE (BPMV). *PE