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Service bulletins for the 2011 Chevrolet Traverse

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.

1460 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Steering are shown. Show all

Bulletins, newest first
PIC3278G2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; STEERING. This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a ″Phone Unavailable″ audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A “Ready” or “OnStar ready” audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ″push to talk″ button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
PIT5165A2017-08-15. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS; STEERING:ELECTRIC POWER ASSIST SYSTEM. This Preliminary Information communication provides information to the technician on the step to replace the power steering cooler. Technician will need to block off the hoses near the cooler connection with appropriate clamps. After the hoses are clamped disconnect the cooler from the lines and remove the cooler. Before installing the new cooler prefill the new cooler on the bench and cap off the pre-filled cooler ends for installation. When the new cooler is installed remove the clamps on the hoses and follow the service information for Power Steering System Bleed Procedure.
143292017-02-06. Service bulletin. STEERING. 14329 - SPECIAL COVERAGE. SOME VEHICLES MAY DEVELOP A POWER STEERING PUMP WEAR CONDITION THAT CAN CAUSE AN INTERMITTENT DROP OF POWER STEERING HYDRAULIC PRESSURE THAT WILL CAUSE REDUCED OR LOSS OF STEERING ASSIST. THE VEHICLE MAY REVERT TO MANUAL STEERING WHICH REQUIRES GREATER DRIVER EFFORT, PARTICULARLY AT LOW VEHICLE SPEEDS. DEALERS ARE TO FLUSH THE POWER STEERING SYSTEM, REPLACE THE POWER STEERING PUMP, AND IF IT HASN'T ALREADY BEEN REPLACED, INSTALL A NEW STEERING GEAR VALVE HOUSING.
G-2064052016-09-28. Service bulletin. STEERING. 14329A - SPECIAL COVERAGE (REVISED SERVICE PROCEDURE). SOME VEHICLES MAY DEVELOP A POWER STEERING PUMP WEAR CONDITION THAT CAN CAUSE AN INTERMITTENT DROP OF POWER STEERING HYDRAULIC PRESSURE THAT WILL CAUSE REDUCED OR LOSS OF STEERING ASSIST. THE VEHICLE MAY REVERT TO MANUAL STEERING WHICH REQUIRES GREATER DRIVER EFFORT, PARTICULARLY AT LOW VEHICLE SPEEDS. DEALERS ARE TO FLUSH THE POWER STEERING SYSTEM, REPLACE THE POWER STEERING PUMP, AND IF IT HASN'T ALREADY BEEN REPLACED, INSTALL A NEW STEERING GEAR VALVE HOUSING.
SB-16-NA-1092016-08-06. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM. "THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO INSPECT THE STEERING GEAR FOR A NORMAL CONDITION OF GREASE OR SEALANT ON EXTERIOR CASE OF GEAR DUE TO THE MANUFACTURING PROCESS."
SBC-143292014-12-09. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. BUICK/CHEVROLET/GMC/SATURN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. POWER STEERING PUMP WEAR CONDITION CAUSES AN INTERMITTENT DROP IN HYDRAULIC PRESSURE OF POWER STEERING CAUSING LOSS OR REDUCTION IN STEERING ASSIST. MODEL 2007-2011 ACADIA, 2007-10 OUTLOOK, 2008-11 ENCLAVE, 2009-11 TRAVERSE. *PE UPDATED 1/13/15. *PE
SB-13-02-32-0012013-07-22. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID; STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS; STEERING:HYDRAULIC POWER ASSIST SYSTEM. BUICK/CADILLAC/CHEVROLET/GMC: DURING EXTREME LOW TEMPERATURE CONDITIONS, THE POWER STEERING MAKES NOISES OR FLUID LEAKS FROM HIGH PRESSURE HOSE, POWER STEERING PUMP OR GEAR. *PE UPDATED 9/30/13. *PE UPDATED 11/7/14. *PE
SB-10-02-32-002A2011-06-06. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. GM: THERE IS A WHINE OR MOAN NOISE WHEN MAKING TURNS IN SLOW SPEED. IT IS LIKELY A POWER STEERING FLUID PROBLEM. *RM
PI-0029B2011-03-26. Service bulletin. STEERING; STEERING:COLUMN. BUICK/CHEVROLET/GMC/SATURN: SQUEAK, MOAN OR RUB TYPE NOISE WHEN TURNING STEERING WHEEL AT SLOW SPEEDS. NOISE MAY BE DUE TO INSUFFICIENT GREASE IN THE PINION SHAFT SEAL. *PE UPDATED ON 5/2/2012. *KB

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.