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Service bulletins for the 2007 GMC Sierra

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.

1631 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
12-02-32-002A2018-04-23. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID; STEERING. This technical bulletin provides a revision for 12-02-32-002 to add the 2013-2014 model years, add noise as a possible condition and add a Note in the Instructions section.
13-02-32-001A2018-04-23. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. This technical bulletin provides a revision for 13-02-32-001 to update the models information.
PIT4844G2018-01-16. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL; STEERING. This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Technician will need to contact the Techline Customer Support Center to determine if a calibration is available for the vehicle. If they are able to provide a calibration for the vehicle then order steering wheel with cruise control buttons, steering wheel sir coil, and steering column wiring harness.
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.
PIP4404E2017-08-15. Service bulletin. STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT. This Preliminary Information communication provides information to the technician vehicles with a slight rough idle. Technician should compare the concern with a like vehicle. If the concern is worse than a like vehicle, technician should follow published Service Information diagnosis and repair as necessary.
PIT4208D2017-08-15. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. This Preliminary Information communication provides information to the technician about vehicles that may have a power steering pump whine noise. Technician will need to flush and refill the power steering system with Lucas Power Steering Fluid with Conditioners. Technician will replace the power steering pump with the latest design if the fluid is not available.
PIT4844D2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; VEHICLE SPEED CONTROL:CRUISE CONTROL; STEERING; ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication provides information to the technician with the installation of Cruise Control on a vehicle which did not come equipped with the option. Technician will need to contact the Techline Customer Support Center to determine if a calibration is available for the vehicle. If they are able to provide a calibration for the vehicle then order steering wheel with cruise control buttons, steering wheel sir coil, and steering column wiring harness.
PIT5184A2017-08-15. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted activation, OnStar unwanted activation, and cruise control inoperative. Technician should inspect for a short to ground on the steering wheel near the Supplemental Inflatable Restraint coil connector X2 and make necessary repairs to any shorted circuits and then position the wiring.
PI0639C2017-08-15. Service bulletin. STEERING; STEERING:ELECTRIC POWER ASSIST SYSTEM. This preliminary informational bulletin provides a procedure to apply dielectric grease and a piece of adhesive shim stock to the steering angle sensor connector to correct a condition of service stabilitak message displayed in DIC and DTC C0455 or C0710
13-02-32-001D2017-08-15. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. This technical bulletin provides a procedure to flush and bleed the power steering system to correct a condition of power steering noise or fluid leak from power steering pump, gear or high pressure hose during extreme low temperature conditions.
SB-07-02-32-002N2013-11-29. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/ SATURN: THERE IS FLUID LEAKING FROM POWER STEERING SYSTEM, ALONG A FLUID LEAK IN FRONT OF VEHICLE UNDERNEATH AND SHOULD BE INSPECTED, CLEANED AND IDENTIFIED BEFORE REPAIRING OR REPLACING. MODEL 2010-14 LACROSSE, 2011-14 REGAL, 2007-14 ESCALADE, SUBURBAN, TAHOE, YUKON, YUKON XL, YUKON DENALI, YUKON DENALI XL, 2013-14 XTS, 2005-14 MALIBU, 2007-13 AVALANCHE, SILVERADO, SIERRA, 2006-10 G6, 2007-09 AURA. *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
PIT-51842012-12-10. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; ELECTRICAL SYSTEM. CADILLAC/CHEVROLET/GMC: WILL HAVE INOPERATIVE CRUISE CONTROL; INOPERATIVE OR UNWANTED ACTIVATION OF RADIO CONTROLS; BACKLIGHTING FLASHES, FLICKERS OR INOPERATIVE DUE TO POSSIBLE SHORT TO GROUND ON STEERING WHEEL COIL CONNECTOR X2. MODELS 2007-2013 ESCALADES MODELS, AVALANCHE, SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON MODELS. *PE
05-02-32-008D2012-08-07. Service bulletin. TIRES; STEERING. GENERAL MOTORS: DIAGNOSING POWER STEERING CONCERNS. IN RARE CASES, CUSTOMERS MAY COMMENT ON A LACK OF STEERING ASSIST WHEN STOPPED OR DURING PARKING LOT TYPE OF MANEUVERS. *JS UPDATED 09/02/14*LJ
PI0639A2012-05-01. Service bulletin. STEERING; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS UPDATED ON 7/9/2013. *KB
12-02-32-0012012-04-30. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS. GMC: HYDRAULIC POWER STEERING LEAK AT HOSE CONNECTION TO STEERING RACK. ALL POTENTIAL LEAKS SHOULD BE COMPLETELY CLEANED AND INDENTIFIED BEFORE ATTEMPTING TO REPAIR OR REPLACE ANY POWER STEERING COMPONENTS. *JS UPDATED 4/22/13. *PE
PIT-4322-D2011-06-01. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION; STEERING. GM: THERE IS UNWANTED STABILITY ACTION OR STABILITY LIGHT ON. THIS CAN BE CAUSED BY THE SUSPENSION BEING MODIFIED. *RM UPDATED 6/18/12. *PE MODELS 2007-13 ALL ESCALADE; AVALANCHE, SILVERADO, SUBURBAN, TAHOE; SIERRA, SIERRA DENALI, ALL YUKONS. UPDATED 11/28/12. *PE UPDATED 4/1015. *PE
SB-10-02-33-0012011-03-28. Service bulletin. STEERING; STEERING:GEAR BOX:SHAFT PITMAN. BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT. DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. TECHNICIANS HAVE BEEN REPLACING ENTIRE STEERING GEARS DUE TO NOT BEING ABLE TO SERVICE JUST LEAKING PITMAN SHAFT SEAL. *PE UPDATED 5/9/11. *PE
SB-08-02-35-004A2009-08-05. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; STEERING. GENERAL MOTORS: THE LEFT AND/OR RIGHT STEERING WHEEL LOWER (SPOKE) COVER IS WARPED, LOOSE, DISCOLORED OR JUST FITS POORLY IN THE STEERING WHEEL. THE PAINT FINISH SEEMS TO BE PEELING. *PE
000235003N2008-07-14. Service bulletin. STEERING:COLUMN. CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL AND/OR STEERING COLUMN (REPLACE UPPER INTERMEDIATE STEERING SHAFT [I-SHAFT] ASSEMBLY). *PE
0702320082007-12-07. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. STEERING WHEEL OFF CENTER WHILE DRIVING STRAIGHT, CLUNK NOISE WHILE TURNING, EARLY FRONT TIRE WEAR (PERFORM TORQUE TO TIGHTEN ANALYSIS AND REPAIR AS NECESSARY) *NJ UPDATED 2/25/08. *NJ
41902007-09-20. Service bulletin. STEERING:RACK AND PINION. ENGINEERING INFORMATION REQUEST DURING REAR RING AND PINION REPLACEMENT. *NJ
0502320082007-09-19. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP. GEAR BOX POWER STEERING PUMP, P/S PERFORMANCE CONCERNS. *NJ UPDATED ON 6/30/2011. *KB
0702320022007-04-26. Service bulletin. STEERING:RACK AND PINION:RACK; STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. EI07082 - POWER STEERING FLUID LEAKING FROM POWER STEERING GEAR/RACK ASSEMBLY. *KB UPDATED ON 09/21/07. *NJ UPDATED 10/5/07. *NJ UPDATED 2/15/08. *NJ UPDATED 5/19/08. *NJ UPDATED 2/17/10. *PE UPDATED 3/30/11. *PE
40872007-02-22. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID. POWER STEERING PUMP LEAK/ INCORRECT MOUNTING BOLT. *KB

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