2012 Chevrolet Silverado 2500 Technical Service Bulletins

1,726 technical service bulletins (TSBs) are on record for the 2012 Chevrolet Silverado 2500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10246632Oct 1, 2013Equipment. PAC Courtesy Transportation Assistance Program
• 10246618Oct 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10245318Oct 1, 2013Vehicle speed control. Adding Cruise Control (RPO K34)
• 10245314Oct 1, 2013Electrical system. Diagnosing / Troubleshooting Multiple Electrical Concerns / Intermittent No Crank
• 10032396Oct 1, 2013Electrical system. Chevrolet/gmc/cadillac: multiple electrical concerns with dtc c0900 - keywords battery c/k cable clock crank cycle door dimming flicker gage gauge gmc hvac inop inoperative instrument intermittent ipc lock no panel power radio stall start temperature. *pe updated 3/28/11. Model yrs 2007-2009. *pe updated on 6/27/2011 added model yrs 2010-2011. *kb model years added 2012, 2013, and 2014. Updated 12/2/2013
• 10113273Sep 25, 2013Engine, Fuel system. This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and P128E during the inspection. If during the inspection of the fuel system contamination is found the complete fuel system will need to be cleaned and flushed. Technician should…
• 10113256Sep 18, 2013Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle.
• 10113227Sep 3, 2013Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
• 10254237Sep 1, 2013Body and structure. Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting.
• 10253412Sep 1, 2013Fuel system. Duramax Fuel System Contamination Identification.
• 10253162Sep 1, 2013Engine cooling. Exhaust Fluid Low
• 10250085Sep 1, 2013Seat belts. Seat Belt Extender Availability
• 10246572Sep 1, 2013Seat belts. Seat Belt Extender Availability
• 10113199Aug 20, 2013Electrical system. This Preliminary Information communication provides information to the technician about vehicles that the OnStar system will not connect. Technician should record module info per the latest version of PIC4310 and contact General Motors Technical Assistance Center.
• 10113492Aug 15, 2013Seat belts. This informational bulletin provides information on availability for the seat belt extender.
• 10113191Aug 13, 2013Engine cooling. This Preliminary Information communication provides information to the technician that some vehicles may have a Service Engine Soon lamp, engine misfire on cylinder 1, 4, 6, or 7 and/or tick noise. Technician will follow service information diagnosis first. If service information diagnosis does not isolate the cause of this concern perform a cylinder deactivation active fuel management system compression test in…
• 10113189Aug 13, 2013Equipment. This Preliminary Information communication advises the technician that the Valve Assembly part number 24255209 and Valve Body part number 29544409 have been removed from the General Motors Product Quality Center parts restriction.
• 10113188Aug 12, 2013Steering. 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.
• 10113178Aug 5, 2013Transmission and drivetrain. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle.
• 10113177Aug 5, 2013Engine, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308.
• 10253606Aug 1, 2013Equipment. Tool or Utility Box Sagging, Mis-aligned.
• 10253408Aug 1, 2013Transmission and drivetrain. Tick/Ping Noise On Torque Reversal Or Load
• 10252870Aug 1, 2013Engine. Engineering Information.
• 10113170Aug 1, 2013Transmission and drivetrain. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle.
• 10063013Aug 1, 2013Transmission and drivetrain. Summary to be provided on a future date.
• 10113150Jul 29, 2013Electrical system, Transmission and drivetrain. This Preliminary Information communication advises the technician that the Allison Transmission Control Module Part Restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 10130578Jul 18, 2013Electrical system. This informational bulletin provides information for warranty codes that are generated by EL-50313 midtronics GR8 battery tester/charger.
• 10130572Jul 16, 2013Equipment. This preliminary information bulletin provides information on poor or no transmitter range when using the remote keyless entry (RKE) and/or remote vehicle start (RVS).
• 10130570Jul 16, 2013Equipment. This informational bulletin provides information for the PQC assembly replacement process.
• 10130568Jul 15, 2013Body and structure. This preliminary information bulletin provides a procedure to remove, update and reinstall the rear side door window reveal molding due to the exterior paint finish is chipped, cracked or scratched around the rear corners of the rear side door window outer sealing strip (reveal molding).
• 10130567Jul 12, 2013Equipment. This informational bulletin provides information on key codes security rules and information on GM key code look up application.
• 10113129Jul 12, 2013Engine. This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Engine Control Module Part numbers 12648344 and 12654088 will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 10113128Jul 12, 2013Engine. This Preliminary Information communication advises the technician that the Duramax Diesel Engine Fuel Injection Pump Part number 12645102 will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 10130565Jul 10, 2013Electrical system. This informational bulletin provides information for GM wiring repair.
• 10130563Jul 10, 2013Transmission and drivetrain. This preliminary information bulletin provides information on the transmission over temperature, MIL illuminated due to twisted or kinked transmission oil cooler lines.
• 10130562Jul 9, 2013Equipment. This informational bulletin provides information on key code security and information on GM key code look up applications.
• 10253604Jul 1, 2013Equipment. Poor Voice Quality During Bluetooth Call or OnStar® Personal Call.
• 10253140Jul 1, 2013Electrical system, Engine cooling. Duramax Engine Control Module Parts Restriction.
• 10253137Jul 1, 2013Transmission and drivetrain. Transmission Valve Body.
• 10246638Jul 1, 2013Steering. Power Steering Noise or Fluid Leak from Power Steering Pump, Gear or High Pressure Hose During Extreme Low Temperature Conditions
• 10246634Jul 1, 2013Engine cooling. Information for Engine Oils Used in 2014 Model Year Vehicles
• 10246630Jul 1, 2013Electrical system. GM Wiring Repair Strategy Information
• 10113120Jul 1, 2013Engine cooling. This Preliminary Information communication provides information to the technician that some vehicles may have a Service Engine Soon lamp, engine misfire on cylinder 1, 4, 6, or 7 and/or tick noise. Technician will follow service information diagnosis first. If service information diagnosis does not isolate the cause of this concern perform a cylinder deactivation active fuel management system compression test in…
• 10063186Jul 1, 2013Fuel system. Summary to be provided on a future date.
• 10134756Jun 27, 2013Equipment. This preliminary informational bulletin a revision for PI0688D to update the Parts and Warranty Information.
• 10134746Jun 24, 2013Transmission and drivetrain. This technical bulletin provides a revision for 10-06-01-004A to update the Parts Information.
• 10134741Jun 20, 2013Equipment. This technical bulletin provides a revision for 04-00-89-015D to update content and incorporate the U.S. version of Bulletin 12-00-89-003.
• 10134739Jun 19, 2013Equipment. This technical bulletin provides a revision for 03-00-89-0061I to add the 2014 model year and Transport Mode heading.
• 10134736Jun 18, 2013Seat belts. This technical bulletin provides a revision of 05-09-40-002F to add the 2013-2014 model years.
• 10134731Jun 14, 2013Wheels. This technical bulletin provides a revision of 10-03-10-001A to add the 2014 model year and a reference to a new style wheel adapter.

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