2012 Chevrolet Silverado 3500 Technical Service Bulletins

742 technical service bulletins (TSBs) are on record for the 2012 Chevrolet Silverado 3500. 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.

• 10168205Oct 9, 2019Engine cooling. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10168215Oct 8, 2019Equipment. This engineering informational bulletin is requesting information on a scraping noise heard from under the vehicle while driving.
• 10168204Oct 2, 2019Equipment. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
• 10168188Oct 2, 2019Equipment. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
• 10164754Aug 7, 2019Equipment. This preliminary information explains that there are differences between the Elevated Idle, PTO and High Idle options.
• 10165334Jul 16, 2019Equipment. This SKU is a Tire Hoist Assembly. The customer communication requested return of unsold inventory to inspect for the shape of the centerpiece of the tire hoist being round when it should be square. If the centerpiece is the incorrect shape then the tire hoist cannot be operated with the OE tools, and the end user would therefore not be able to lower the spare tire with the vehicles original tools.
• 10162149Jun 24, 2019Brakes. This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
• 10162106Jun 3, 2019Electrical system. This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2.
• 10161046May 28, 2019Equipment. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10161929May 8, 2019Equipment. This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
• 10161907May 2, 2019Equipment. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10160682Apr 23, 2019Visibility (wipers, defrost, mirrors). This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10165330Apr 9, 2019Equipment. This SKU is a Pitman Arm. The customer communication requested return of unsold inventory to inspect for incorrect taper of the spline. Incorrect taper of the spline prevents it from installing with the mating component, preventing installation of the part, and would therefore have no impact on the end user besides time required to complete installation.
• 10158864Mar 26, 2019Equipment. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
• 10158861Mar 22, 2019Equipment, Electrical system. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
• 10154323Feb 25, 2019Wheels. This Preliminary Information communication provides information to the technician about vehicles that have a vibration at highway speed. Technician will need to replace the wheel for a rolled lip of aluminum in the hub opening.
• 10154312Feb 21, 2019Transmission and drivetrain. This Preliminary Information communication provides information to the technician that a whine noise heard from the automatic transmission fluid pan hear with the the key on and engine off, or for up to one minute after the vehicle has been shut off should be deemed a normal characteristic.
• 10154306Feb 19, 2019Engine cooling. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
• 10154299Feb 18, 2019Engine cooling. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
• 10154628Jan 31, 2019Equipment. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10154625Jan 31, 2019Equipment. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
• 10207719Jan 28, 2019Engine, Electrical system, Equipment. Special Coverage. On some vehicles equipped with a 6.6L Duramax Diesel engine (RPO LML, LGH) the malfunction indicator lamp (MIL) may illuminate due to a condition with the glow plugs. When diagnosed, replacement of one of the engines glow plugs may be required. No drivability issues are generally associated with this issue, but harder starting in cold ambient temperatures may be noted. Dealers are to replace the…
• 10154629Jan 18, 2019Electrical system. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
• 10154627Jan 14, 2019Equipment. This warranty administration bulletin provides policy information on required operating procedures.
• 10154605Dec 17, 2018Suspension. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center.
• 10154604Dec 17, 2018Engine cooling. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency…
• 10154601Dec 17, 2018Body and structure. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10154595Dec 13, 2018Electrical system. This Preliminary Information communication provides steps the technician will take to repair a no crank/no start concern with a diagnostic trouble code of B009F in the Serial Data Gateway Module equipped with Regular Production Option code HP2. The vehicle may exhibit a no crank or no start, or a Service Hybrid message with no codes. The technician will inspect the High Voltage Circuit Impact Detection sensor for…
• 10154566Dec 6, 2018Engine cooling. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
• 10154552Dec 3, 2018Engine cooling. This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools.
• 10151868Nov 21, 2018Equipment. This Preliminary Information communication provides information to the technician about being unable to receive OnStar ?Over The Air? updates. Technician will need to press the OnStar button and verify they have an active account and that the call connects with data and location.
• 10141368May 22, 2018Equipment, Other or unknown. This Preliminary Information communication provides information to the technician about vehicles that have a Shudder, bounce, bucking from the rear of the truck while braking when towing a gooseneck or fifth wheel trailer. Technician will need to measure the actual truck and trailer weights, with the trailer loaded to the point that exhibits the condition.
• 10129053Jan 8, 2018Suspension, Wheels. This Preliminary Information communication provides information to the technician about vehicles that have a vibration at highway speed. Technician will need to replace the wheel for a rolled lip of aluminum in the hub opening.
• 10126982Dec 19, 2017Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency…
• 10126976Dec 18, 2017Vehicle speed 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…
• 10126975Dec 18, 2017Engine cooling. This PI was superseded to update model years and add information concerning idle surge, reduced engine power mode, and/or DTCs P0068, P0121, P1516, P2101, P2119, and/or P2176 that may be experienced on high mileage vehicles. Please discard PIP4578.
• 10126972Dec 18, 2017Electrical system. 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.
• 10139167Dec 14, 2017Tires. This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
• 10139179Dec 12, 2017Transmission and drivetrain. This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
• 10139182Dec 11, 2017Steering. This technical bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.
• 10139180Dec 8, 2017Suspension. This technical bulletin provides a procedure for retorque the lead springs.
• 10139185Dec 7, 2017Electrical system. This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
• 10139181Dec 7, 2017Equipment. This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.
• 10139168Dec 7, 2017Fuel system. This technical bulletin provides a procedure to replace the fuel tank and internal parts if found expanding and contacting the drive shaft.
• 10139088Nov 30, 2017Equipment, Engine cooling. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10139092Nov 21, 2017Steering, Equipment. This technical bulletin provides repair information for installing a new stabilizer shaft bracket to correct a customer concern of on a clunking noise originating from the front of the vehicle that is more predominant during turns or traveling over bumps.
• 10125131Nov 21, 2017Tires. This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
• 10125130Nov 21, 2017Body and structure. This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10125126Nov 20, 2017Electrical system. This Preliminary Information communication a diagnostic tip if the high speed lan bus is shorted to ground, which can cause the BCM to appear off line.
• 10139118Nov 17, 2017Equipment. This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs.

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