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Service bulletins for the 2016 Chevrolet Express

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1291 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
GCUS-3-6532017-12-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 42230 - Service Update Bulletin. Vehicles built with a 220 amp (KW5) generator were improperly calibrated with a Non-RVC (Regulated Voltage Control) calibration. The 220 amp generator operating without the RVC calibration does not provide optimal charging performance and in certain conditions may not fully charge the vehicle?s battery.
17-NA-2442017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application and where to locate the information for future use.
17-NA-2422017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides to the tech the new version of SPS that will prompt warnings when trying to reprogram modules that have been already reprogrammed.
11-08-49-001V2017-12-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
GCUS-3-5662017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 15801A - Customer Satisfaction Program. This bulletin is being revised to add a note at the beginning of the Service Information section. The 2016 model year GMC Sierra HD vehicle, and an increase in population has also been added. Vehicles equipped with Duramax Diesel Engine (RPO LGH or LML) and Ambulance Upfitter or Fire Truck Upfitter (RPO YF2 or ANM), may have a condition in which the emission control system as designed will limit speed under certain conditions. The EPA has approved General Motor?s request to remove the emission control system speed limitations on these emergency vehicles where applicable. Dealers are to reprogram the Engine Control Module (ECM) with new calibration for emergency vehicles, which will remove the emission control system speed limitations, and also provide an earlier warning for Diesel Particulate Filter (DPF) regeneration.
GCUS-9-21942017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 24280 - Special Coverage. The transmission control module (TCM) may respond to a service tool request for the vehicle to report the stored Vehicle Identification Number. The TCM should not respond to this request because it is correctly reported by another control module. It is possible, although highly unlikely, that an Emissions Inspection and Maintenance testing station could consider this duplicate reporting of the Vehicle Identification Number a reason for test failure. Dealers are to reprogram the TCM.
GCUS-3-5532017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. 15801 - Customer Satisfaction Program. (2012 model year repair suspended) Vehicles equipped with Duramax Diesel Engine (RPO LGH or LML) and Ambulance Upfitter or Fire Truck Upfitter (RPO YF2 or ANM), may have a condition in which the emission control system as designed will limit speed under certain conditions. The EPA has approved General Motor?s request to remove the emission control system speed limitations on these emergency vehicles where applicable. Dealers are to reprogram the Engine Control Module (ECM) with new calibration for emergency vehicles, which will remove the emission control system speed limitations, and also provide an earlier warning for Diesel Particulate Filter (DPF) regeneration.
PIT4730B2017-12-14. Service bulletin. ELECTRICAL 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.
PIT55962017-12-14. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. This Preliminary information communicates an issue with the body harness shorting out off on the parking brake release cable causing various fuses to blow. We arecurrently looking into how and where this is happening in order to implement a corrective action plan.
PIC3100F2017-12-14. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Technician should obtain a hand-held GPS unit to test the odometer. If a hand held GPS unit is not available, the only other option is to verify the miles traveled using a surveyor's wheel or a dynamometer.
PIC5492F2017-11-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface control module. Engineering has determined that this code will only display in history on the scan tool and will not cause issues with OnStar system operation.
PIT5353B2017-11-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
PIT5206F2017-11-14. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages “ Brake Pedal Override Feature “, transmission busy or frequent shifting up or down, and Diagnostic Trouble Codes P057B, P057C, and/or P057D may or may not be set. Technician will use this preliminary information to find the brake pedal position data parameters in the scan tool, and also to provide some additional diagnostic help. These issues may be caused by an incorrect brake pedal position sensor input to the engine control module. Technician will verify with the scan tool if the engine control module has the correct parameters for the brake pedal position sensor. If an engine control module brake pedal position sensor relearn is performed, the truck may be temporarily repaired until the intermittent wiring issue between the engine control module and brake pedal position sensor occurs again. On 2014 and newer trucks inspect and repair any damage to X115 and X119. On the 2014 and previous trucks inspect and repair any damage to X205.
PIT5236H2017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version and the OnStar Customer Identifier and contact General Motors Technical Assistance Center for further assistance.
PIC6201A2017-10-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides the technician with the steps needed to diagnose and repair a vehicle with Wi-Fi or Bluetooth inoperative or poor performance concern. Technician will need to obtain data from Global Diagnostics Services 2 and call General Motors Technical Assistance Center for further assistance. Technician should be advised that concern only applies to OnStar Wi-Fi Regular Production Option Code (VV4) and Bluetooth Regular Production Option Code (UPF).
PI0639D2017-10-15. Service bulletin. ELECTRICAL SYSTEM. This preliminary bulletin provides a procedure to install adhesive back stock to the electrical connector for the steering wheel position sensor, to eleminate the excessive clearance/movement that causes the connector to loose contact and turns the Service Stabilitrak message on.
16-NA-0422017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on GM offering the Android Auto feature upgrade for 2016 and 2017 model year vehicles and how to proceed with reprogramming the vehicles to include this application for use.
07-08-49-020K2017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin explains the programming method quick reference guide for the IPC Odometer.
10-00-89-005F2017-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:WIRING. This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information.
PIC6284A2017-10-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician that when the installation of the navigation map update outlined in bulletin 16NA328 or after, may encounter an Invalid Product Update message. Technician will need to gather scan tool data, software numbers and error messages. Technician will need to contact General Motors Technical Assistance Center with the information for further assistance.
PIC5588D2017-10-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System. For the 2010 and UP model year vehicles, the OnStar set-up procedure and OnStar Activation request have been combined into a single programming event called OnStar Set-up and Activation in Service Programming System.
PIC62842017-10-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician that when the installation of the navigation map update outlined in bulletin 16NA328 or after, may encounter an Invalid Product Update message. Technician will need to gather scan tool data, software numbers and error messages. Technician will need to contact General Motors Technical Assistance Center with the information for further assistance.
08-08-44-015F2017-08-31. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This informational bulletin provides Information on Inappropriate Warranty Claims Submitted for Damaged Radios and Instrument Panel Clusters (IPCs)
11-08-49-001U2017-08-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
07-08-49-020L2017-08-31. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information for the IPC odometer programming method quick reference guide.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.