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Service bulletin SB-11157

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 id10042284
Published by NHTSA2011-12-05
Manufacturer's numberSB-11157
Manufacturer's date2011-10-01
ReplacesSB-11157A
NHTSA componentSERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS

NHTSA's summary

HUMMER: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DUE TO SNOW OR WATER THAT CONTAINS OTHER CONTAMINANTS OR ROAD SALT AND ENTER AND REMAIN IN FITTING, THE FRONT BRAKE HOSE FITTING MAY CORRODE. IF REMAINS IN FITTING CAN DEVELOP A LEAK. *PE UPDATED 12/6/11. *PE

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

Vehicles listed
HUMMER H32006, 2007, 2008, 2009, 2010
HUMMER H3 SUT2009

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
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PIT3271J2019-12-09. Service bulletin. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
00-05-22-002N2018-06-04. Service bulletin. This informational bulletin provides information for Disc Brake Warranty Service and Procedures.
01-00-89-010J2018-05-21. Service bulletin. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
00-05-22-002O2018-05-07. Service bulletin. This informational bulletin provides technicians with a brake lathe calibration procedure.
16-NA-2232017-12-22. Service bulletin. This informational bulletin provides information on installing the correct tires for vehicles with the condition of under hard acceleration at higher speeds, the traction control light will flash. Or, they may come in for ABS or general handling/braking concerns.
99-04-20-002I2017-08-15. Service bulletin. This informational bulletin explains a normal condition for what and how the drive line can clunk.