2011 Chevrolet SILVERADO 2500 Manufacturer communications & TSBs.Page 16
Original record summaries, dates and identifiers for this model-year. Records 1,501–1,568 of 1,568, ordered newest first. Dated records on this page: Sep 1, 2010–Nov 1, 2012.
Read the applicability before drawing a conclusion.
This archive includes service bulletins, warranty notices, software instructions and other communications. Records may repeat or supersede earlier instructions. A model-year association is not proof that a document covers every engine, trim, VIN or reported symptom, or that a repair is free.
NHTSA download snapshot: Sep 28, 2026. These are communication associations for this vehicle, not unique defects. How records are joined and counted.
Nov 1, 2012Service Bulletin/Repair Instructions
120089002A
NHTSA communication ID: 10245761
NHTSA source summary · Original PDF not reviewed by Recallfolio
Requesting a New Key Code for Customer with Lost or Stolen Keys
NHTSA source summary · Original PDF not reviewed by Recallfolio
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. If the OnStar system is still inoperative continue with published Service Information diagnostics.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition off. After 120 hours from ignition off, these systems then completely power off. The Onstar modules draw: * IGN ON - 240 to 400 Milliamp. * IGN OFF - 3 to 20 Milliamp for 48 hours or 120 hours on Gen 9 and vehicle communication platforms. * IGN OFF - 0.2 to 0.8 Milliamp after 48 hours or 120 hours on Gen 9 and vehicle communication platforms.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides a procedure to replace a terminal for comments regarding Instrument Panel Cluster (IPC) Warning Lamps and/or MIL are Illuminated, Diesel Exhaust Fluid (DEF) Message Displayed, Various DTCs Set, Transmission May Not Shift or Defaults to Second Gear (Inspect Wiring Harnesses for Chafing, Connectors Not Fully Seated, and Backed Out or Damaged Terminals, Repair as Needed)
Source components: POWER TRAIN · POWER TRAIN:AUTOMATIC TRANSMISSION.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides a procedure to either refinish or replace the front rotors for a condition of brake induced pulsation, vibration felt in steering wheel, rumble noise from underbody during downhill descents.
NHTSA source summary · Original PDF not reviewed by Recallfolio
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPLACE A TERMINAL FOR COMMENTS REGARDING INSTRUMENT PANEL CLUSTER (IPC) WARNING LAMPS AND/OR MIL ARE ILLUMINATED, DIESEL EXHAUST FLUID (DEF) MESSAGE DISPLAYED, VARIOUS DTCS SET, TRANSMISSION MAY NOT SHIFT OR DEFAULTS TO SECOND GEAR (INSPECT WIRING HARNESSES FOR CHAFING, CONNECTORS NOT FULLY SEATED, AND BACKED OUT OR DAMAGED TERMINALS, REPAIR AS NEEDED)
Source components: ELECTRICAL SYSTEM · POWER TRAIN.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides a list of corrections for multiple concerns regarding Unexpected Loss of Radio Audio (Radio Goes Silent/No Sound) and Other Blackberry Phone - Bluetooth Issues
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information on Available BCM Calibrations to Restore Bulb Outage Detection on Vehicles Produced by a Second Stage Manufacturer (Upfitter), Turn Signals Flash Fast after Factory Box Removed
Source components: ELECTRICAL SYSTEM · EXTERIOR LIGHTING.
NHTSA source summary · Original PDF not reviewed by Recallfolio
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A LIST OF CORRECTIONS FOR MULTIPLE CONCERNS REGARDING UNEXPECTED LOSS OF RADIO AUDIO (RADIO GOES SILENT/NO SOUND) AND OTHER BLACKBERRY PHONE - BLUETOOTH ISSUES
Source components: ELECTRICAL SYSTEM · EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC..
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides information for Identifying Non-GM ECM Calibration Use and Power-up Hardware Detection in Duramax Diesel Engines - Photograph Tech 2 Calibration IDs, Calibration Verification Numbers (CVNs) and Transmission Data Screen
Source components: ENGINE AND ENGINE COOLING:ENGINE:DIESEL · FUEL SYSTEM, DIESEL.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This informational bulletin provides Information on Identifying Duramax Diesel Overpower Engine Breakdown/Non-Function Due to Aftermarket Power-Up Devices vs Non Overpower Engine Non-Function of Pistons, Cylinders, Valvetrain Components, DTC P003A or P111D Set
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides a procedure for relearning the power folding mirriors and road testin to verify they correct a condtion of the power folding mirriors glass shakes, flutters at normal driving conditions.
NHTSA source summary · Original PDF not reviewed by Recallfolio
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR RELEARNING THE POWER FOLDING MIRRIORS AND ROAD TESTIN TO VERIFY THEY CORRECT A CONDTION OF THE POWER FOLDING MIRRIORS GLASS SHAKES, FLUTTERS AT NORMAL DRIVING CONDITIONS.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Technician should be advised Windshield reduces Ultraviolet rays down to 4% or less. Front side door glass reduces Ultraviolet rays down to 35% or less. Windshields are SOLAR glass with a light transmittance of >/=70%. Front door glass are Solar glass with a light transmission of >/=70%. Rear door glass, quarter windows and back windows can use either Solar glass (>/=70%) or Privacy glass, which has a light transmittance of 20%.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This preliminary informational bulletin provides a procedure on how to clean overspray from chorme bumpers for concerns related to an apperance of discoloration or corrosion near edges/openings of chrome bumpers
NHTSA source summary · Original PDF not reviewed by Recallfolio
This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
NHTSA source summary · Original PDF not reviewed by Recallfolio
This technical bulletin provides a procedure to replace the AFM oil deflector, rocker arm cover and clean the carbon deposits for conditons related to Engine Oil Consumption on Aluminum Block/Iron Block Engines with Active Fuel Management
NHTSA source summary · Original PDF not reviewed by Recallfolio
CHEVROLET/GMC: THE ENGINE, WHILE DRIVING UP AN INCLINE, WITH A LOAD, AT 1350 RPM, WOULD EXPERIENCE AN EXHAUST RESONANCE VIBRATION, OR DRONING OR BUZZING TYPE NOISE, IN A HIGHER GEAR UNDER A LOAD CAUSING PULSING/FIRING THROUGH DRIVELINE. MODELS 2011 SILVERADO 2500/3500 HD; SIERRA 2500/3500 HD. *PE
NHTSA source summary · Original PDF not reviewed by Recallfolio
GMC/CHEVROLET: DUE TO A POSSIBLE CRACKED OR BROKEN, THE HUB RETAINING NUT, THE REAR AXLE MAY LEAK FLUID. *PE MODELS 2011-2012 SILVERADO HD 2500 AND 3500, SIERRA HD 2500 AND 3500. UPDATED 11/28/12. *PE
NHTSA source summary · Original PDF not reviewed by Recallfolio
GMC/CHEVROLET: SEE DOCUEMTN SEARCH BUTTON FOR OWNER LETTER. AUXILIARY BATTERY FEED MAY CAUSE FUSIBLE LINK TO MELT AND OPEN CIRCUIT TO PREVENT DAMAGE OR FIRE IN WIRING HARNESS, DUE TO ELECTRICAL OVER LOAD. *PE
NHTSA source summary · Original PDF not reviewed by Recallfolio
GENERAL MOTORS: DUE TO THE PARASITIC DRAIN/DISCHARGE ON 2011 VEHICLES AND TRUCKS, A NO CRANK/NO START AND DEAD BATTERY WOULD OCCUR. CADILLAC STS AND CHEVROLET VOLT NOT INCLUDED. *PE
Source components: ELECTRICAL SYSTEM · ELECTRICAL SYSTEM:12V/24V/48V BATTERY.
NHTSA source summary · Original PDF not reviewed by Recallfolio
CHEVROLET/GMC: RADIATOR HOSE CONTACT. BULLETIN PROVIDES SERVICE PROCEDURE TO INSTALL PROTECTIVE SLEEVE OVER RADIATOR HOSE ON CERTAIN MODEL VEHICLES. ON THESE VEHICLES, RADIATOR INLET HOSE MAY CONTACT THE EDGE OF FAN SHROUD, RESULTING IN A POSSIBLE COOLANT LEAK. *PE UPDATED 3/16/11. *PE
Source components: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY.