2012 Chevrolet Express 3500 Technical Service Bulletins

374 technical service bulletins (TSBs) are on record for the 2012 Chevrolet Express 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.

• 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…
• 10190934Jan 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…
• 10190933Jan 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…
• 10246619Nov 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10246632Oct 1, 2013Equipment. PAC Courtesy Transportation Assistance Program
• 10246618Oct 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10250085Sep 1, 2013Seat belts. Seat Belt Extender Availability
• 10246572Sep 1, 2013Seat belts. Seat Belt Extender Availability
• 10246634Jul 1, 2013Engine cooling. Information for Engine Oils Used in 2014 Model Year Vehicles
• 10246630Jul 1, 2013Electrical system. GM Wiring Repair Strategy Information
• 10246617May 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10246595May 1, 2013Transmission and drivetrain. Change in Automatic Transmission Add Condition Documentation and Claim Submission
• 10245907May 1, 2013Suspension. GM TAC Support of Vehicle Vibration Complaints.
• 10246616Apr 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10246615Apr 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10246614Apr 1, 2013Electrical system. Vehicle Software Enhancements
• 10254207Mar 1, 2013Electrical system, Engine cooling. No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge.
• 10245804Mar 1, 2013Equipment. Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues
• 10071853Dec 1, 2012Electrical system. Summary to be provided on a future date.
• 10245761Nov 1, 2012Electrical system, Equipment. Requesting a New Key Code for Customer with Lost or Stolen Keys
• 10084191Oct 16, 2012Equipment, Electrical system. 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
• 10084683Oct 15, 2012Equipment, Body and structure, Visibility (wipers, defrost, mirrors). 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.
• 10246951Oct 1, 2012Equipment. Programming And Activation Of Replacement OnStar Modules.
• 10246593Oct 1, 2012Transmission and drivetrain. Warranty Administration ? Change in Automatic Transmission Add Condition Documentation and Claim Submission

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