2012 Chevrolet Silverado 1500 Technical Service Bulletins

1,063 technical service bulletins (TSBs) are on record for the 2012 Chevrolet Silverado 1500. 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.

• 10245313Jun 1, 2014Electrical system. Service Charging System Message Or Low Volt Gauge Reading After Cold Start.
• 10245312Jun 1, 2014Electrical system. Service Charging System Message Or Low Volt Gauge Reading After Cold Start
• 10137934May 29, 2014Engine cooling, Transmission and drivetrain. This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified.
• 10137919May 19, 2014Equipment. This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary.
• 10137918May 19, 2014Electrical system, Equipment. This informational bulletin explains if the fuse is open when the customer plugs in the trailer, that it may be the cause if diagnostics finds no problems to that point.
• 10137915May 16, 2014Engine cooling. This informational bulletin explains a normal condition from changes in Exhaust Tone for Active Fuel Management Engines when in Three or Four Cylinder Mode
• 10137914May 16, 2014Equipment. This informational bulletin provides tips on how to care for the interior of the vehicle using products.
• 10137905May 13, 2014Electrical system. This preliminary bulletin provides information to the technician, to check for loose grounds and the correct labor op to use
• 10137903May 12, 2014Equipment. This preliminary bulletin states to add the DTC symptom byte to the documentation to help aid engineering pinpoint concerns when trying to locate a root cause.
• 10253148May 1, 2014Transmission and drivetrain. Auxiliary Transmission Fluid Pump.
• 10247763May 1, 2014Transmission and drivetrain. Unwanted Grade Braking - Low Power - And/Or Transmission Busy Shifting.
• 10247678May 1, 2014Electrical system. High Voltage 2-Mode Battery Parts Restriction-TAC
• 10247108May 1, 2014Transmission and drivetrain. Unwanted Grade Braking - Low Power - And/Or Transmission Busy Shifting.
• 10246983May 1, 2014Equipment. Checking Smartphone Bluetooth Software Update Status
• 10246805May 1, 2014Fuel system. PSR- Fuel Transfer Pump Malfunction - Equipped with 6.6L Diesel Engine (LML/LGH) and Dual Fuel Tanks (N2N)
• 10246804May 1, 2014Fuel system. PSR - Fuel Tr ansfer Pump Malfunction - Equipped with 6.6L Diesel Engine (LML/LGH) and Dual Fuel Tanks (N2N)
• 10245317May 1, 2014Electrical system. High Voltage 2-Mode Battery Parts Restriction-TAC
• 10066147May 1, 2014Fuel system. Summary to be provided on a future date.
• 10066146May 1, 2014Fuel system. Summary to be provided on a future date.
• 10093959Apr 27, 2014Equipment. 12050b - customer satisfaction (revised expiration date). Certain vehicles, all equipped with a 10.5" rear axle, may have a condition in which the rear axle right-hand side bearing adjuster clip and bolt may come loose within the rear axle. If this occurs, a grinding noise and a vehicle vibration would be noticeable when the vehicle is in motion. If the adjustor or bolt punctures the differential cover pan, a fluid…
• 10250013Apr 1, 2014Electrical system. High Voltage Safety ? High Voltage Disabling
• 10247727Apr 1, 2014Fuel system. Bump Feel Or Clunk Noise After A Stop.
• 10247072Apr 1, 2014Brakes. Bump Feel Or Clunk Noise After A Stop.
• 10245958Apr 1, 2014Electrical system. CD Track Changes Unwanted When Rear Seat Audio Control Is Used To Change XM Station.
• 10245824Apr 1, 2014Suspension. Rear Axle Grinding Noise, Vibration - Inspect Rear Axle
• 10137868Mar 19, 2014Engine cooling. This informational bulletin provides information to the customer to clean the exhaust filter when prompt to or the MIL may come on and the truck DPF system may fail.
• 10137852Mar 5, 2014Equipment, Fuel system. This preliminary bulletin provides procedure to correct contact between the fuel temperature sensor connector and the fuel return line for clearance.
• 10067228Mar 4, 2014Transmission and drivetrain. 14043 - customer satisfaction. Certain vehicles, equipped with an allison 6-speed automatic transmission (mw7), may have been built with an incorrect transmission thrust bearing. Over time, this bearing could fail, resulting in noise and poor transmission operation. Dealers are to replace the thrust bearing.
• 10253605Mar 1, 2014Equipment. Poor Voice Quality During Bluetooth Call or OnStar® Personal Call.
• 10247703Mar 1, 2014Other or unknown, Back-over prevention (rear camera). Removing / Disabling Rear Park Assist RPO UD7.
• 10247681Mar 1, 2014Equipment. Information On Requests To Add OnStar Bluetooth Option.
• 10246982Mar 1, 2014Electrical system. Checking Smartphone Bluetooth Software Update Status
• 10246846Mar 1, 2014Transmission and drivetrain. CSP - Incorrect Transmission Thrust Bearing - Equipped with Allison 6-Speed Automatic Transmissionl (MW7)
• 10245950Mar 1, 2014Equipment. Canadian Customers Unable To Place Calls In The United States
• 10245342Mar 1, 2014Electrical system. Removing / Disabling Rear Park Assist RPO UD7.
• 10073396Mar 1, 2014Equipment. Summary to be provided on a future date.
• 10070906Mar 1, 2014Steering. Summary to be provided on a future date.
• 10065826Mar 1, 2014Engine cooling. Summary to be provided on a future date.
• 10253174Feb 1, 2014Transmission and drivetrain. NQG 4WD Models With Noise Vibration On Dry Pavement.
• 10246621Feb 1, 2014Equipment. Car and Truck Fix it Right the First Time Issues
• 10190932Feb 1, 2014Equipment, Wheels. Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed. Evaluating Damage In evaluating damage, it is the GM Dealer's responsibility to inspect the wheel for corrosion, scrapes…
• 10190931Feb 1, 2014Equipment, Wheels. Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed. Evaluating Damage In evaluating damage, it is the GM Dealer's responsibility to inspect the wheel for corrosion, scrapes…
• 10070134Feb 1, 2014Transmission and drivetrain. Summary to be provided on a future date.
• 10112045Jan 31, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
• 10112013Jan 22, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
• 10253173Jan 1, 2014Transmission and drivetrain. NQG 4WD Models With Noise Vibration On Dry Pavement.
• 10190934Jan 1, 2014Equipment, Body and structure. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the…
• 10190933Jan 1, 2014Body and structure, Equipment. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the…
• 10253138Dec 1, 2013Transmission and drivetrain. Transmission Valve Body.
• 10063434Dec 1, 2013Transmission and drivetrain. Summary to be provided on a future date.

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