WenmarOpen by Wenmar Pro

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.

By type

By component

By trouble code

By topic

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

Bulletins, newest first
PIT5058D2018-05-21. Service bulletin. SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician about the operation and diagnostics of the Regular Production Option Code UJ1 brake warning pressure warning system. The technician can test the operation of the brake warning system. If the warning system does not function correctly, technician will need to inspect circuit 33 for a short to ground between X141 and the Instrument Panel Cluster terminal 14. Then inspect check circuit 33 for an open between X141 and the Instrument Panel Cluster terminal 14. Also technician should check male side of X141 circuit 33 with an ohm meter to ground and should be close to 0 ohms with engine off and key on. Start engine and circuit should go (OL) indicating that the flow switch opened. Then, turn the steering to the stop in pressure relief and verify that the circuit stays (OL) to check the operation of the pressure switch.
PIE0431C2018-05-21. Service bulletin. ELECTRICAL SYSTEM. This engineering informational bulletin is requesting information from the filed on vehicles that have the condition of the window switch inoperative or intermittent.
110849001W2018-05-21. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT; 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.
17NA2152018-05-21. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides a procedure to properly reprogram an onstar module to correct a condition of Red LED, No WiFi Operation, and/or Limited OnStar® Module Functionality After OnStar Module Replacement for Another Condition.
17NA2142018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; STRUCTURE:FRAME AND MEMBERS. This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible battery drain concern.
090604026N2018-05-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada
030603004W2018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
15-06-03-002A2018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:ELECTRICAL. This informational bulletin provides information to dealership personnel regarding original equipment battery part numbers and AC Delco replacement battery approved warranty part numbers.
10-00-89-005E2018-05-21. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty administration bulletin adds the 2016 model year to a communication which provides dealership personnel revised wiring repair labor operations and required additional information.
PIT4376J2018-05-21. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. This Preliminary Information communication advises the technician about key and theft information for Fleet Vehicles equipped with RPO 6E2 or 6E8 and converting to fleet mode. Technician will need to ensure fleet vehicles with RPO 6E2 or 6E8 should be checked to verify that the Theft Deterrent Module is in fleet mode prior to attempting to add keys.
150603002D2018-05-07. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers
140089004C2018-05-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. The information in this bulletin details the proper configurations for the ignition key, fob, key tags and key rings and applying a QR code sticker or barcode sticker to a key fob.
030603004S2018-05-07. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
150603002H2018-04-23. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
140089004D2018-04-23. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. The information in this bulletin details the proper configurations for the ignition key, fob, key tags, key rings, key ring sizes and applying a QR code sticker or barcode sticker to a key fob.
16NA3852018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:APPLIANCE:AIR CONDITIONER; ENGINE AND ENGINE COOLING. This Technical bulletin provides information for reprogramming the HVAC system control module due to the air conditioning not blowing cold because of software anomaly.
12-08-132-001D2018-04-23. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides warranty information on accessory power outlet and trailer lighting fuse replacement.
PIT54682018-01-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about a connectivity concern with Bluetooth after phone software is updated or after any vehicle updates for the radio or Human Machine Interface has taken place. Technician should delete all Bluetooth pairings and then reboot the Bluetooth device and the vehicle. After the vehicle and radio is booted back up repair the Bluetooth device.
PIP4112Q2018-01-22. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to first gear.
PIC5491K2018-01-16. Service bulletin. ELECTRICAL 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. If the OnStar system is still inoperative continue with published Service Information diagnostics.
PI0799A2017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This preliminary informational bulletin adds the 2014 - 2016 model years to cleaning information to correct a customer concern of seeing a white film/residue on the IP pad and/or door trim panels.
15-NA-0302017-12-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information to dealership personnel on the use of non-GM approved battery chargers and booster packs.
15-06-03-001A2017-12-22. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information that may be useful in diagnosing/testing batteries that have set for a long period of time and/or set in cold weather climates to correct a customer concern of symptoms that include, but not limited to, a slow or no crank condition that may be caused by a discharged battery.
PI15382017-12-22. Service bulletin. ELECTRICAL SYSTEM. This preliminary informational bulletin provides repair information on Engine Control Module (ECM) reprogramming to correct a customer concern of experiencing a slight hesitation and/or sag. Upon further inspection, DTCs P0101, P0106, P0121, P1101 may be set.
GCUS-3-7532017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. 16109 Service Update. Certain non-emergency cutaway vehicles received the emergency vehicle engine control module (ECM) calibration under bulletin 15801. That calibration modifies certain features and functions of the emissions control system and was not released for non-emergency vehicles. Dealers are to reprogram the ECM with a new calibration to restore the modified features and functions of the emissions control system.

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