2014 Chevrolet Volt Technical Service Bulletins

1,656 technical service bulletins (TSBs) are on record for the 2014 Chevrolet Volt. 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.

• 10114495Apr 28, 2015Electrical system. This Preliminary Information communication provides information to the technician about the removal of the high voltage battery pack. Technician will need to disable high voltage and fully drain battery coolant before removing the electrical connections. After following the published high voltage disable procedure and properly draining the coolant from the battery cooling system, it may be helpful to use electrical…
• 10114494Apr 28, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a high-pitched whine noise during braking or accelerating. Technician will need to inspect the load floor, in the rear of the vehicle, for being properly secured. If the load floor is not fully seated check the cargo tray under the floor and insure everything is stowed in its own spot.
• 10113620Apr 28, 2015Equipment. This preliminary informational bulletin provides repair information to correct a customer concern of Iitermittently key will not rotate in door or ignition lock cylinder.
• 10113617Apr 28, 2015Engine cooling. This informational bulletin provides information to dealership personnel regarding the use of stop leak additives in the coolant systems of particular GM models.
• 10114490Apr 27, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have a clock that is slow to update while driving when the clock auto set feature enabled. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10114488Apr 27, 2015Electrical system. This Preliminary Information communication provides information to the technician about Apple devices is inoperative or freezing when using the device via USB cable after an IOS8.x.x update. Technician will need to delete the radio from the phone and the phone from the radio. Also close out all apps on the device if it is an iPhone.
• 10113615Apr 27, 2015Equipment, Electrical system. This technical bulletin provides repair procedure information to correct a customer concern of Transport Mode On message displayed in Driver Information Center (DIC) and/or battery light is flashing.
• 10113614Apr 27, 2015Equipment. This informational bulletin provides information to assist dealership personnel with the identification of vehicle headlamp, tail lamp, license lamp or fog/driving lamp damage that are not considered warrantable.
• 10113613Apr 27, 2015Equipment. This informational bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered seepage.
• 10114474Apr 20, 2015Equipment. This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
• 10114472Apr 17, 2015Equipment, Brakes. This Preliminary Information communication provides information to the technician about vehicles that may have whistle, scrape or whine type noise while driving that may be more noticeable during regenerative braking. Technician may find this noise emanating from the left side of the drive unit. The tech may also state that the vehicle has a current or history diagnostic trouble code P0A46. The noise may be caused…
• 10114470Apr 17, 2015Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
• 10114461Apr 13, 2015Electrical system. This Preliminary Information communication provides information to the technician about the main power feed going to the following fuse blocks may be damaged or have poor terminal retention. Technician may comment that they cannot locate the terminals for the following fuse blocks to perform service repair. Technician will need to replace the body harness for this concern.
• 10114459Apr 13, 2015Engine cooling. This Preliminary Information communication advises the technician about the calculation and operation of the engine oil life monitor. The monitor calculates the percent of oil life remaining, based on 3 pathways. The first pathway for oil life calculation is engine revolutions. The second pathway for oil life calculation is the mileage form the last rest for all General Motors powertrains except the Volt. The third…
• 10114451Apr 6, 2015Electrical system. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10113579Apr 2, 2015Transmission and drivetrain. This technical bulletin provides repair information for a customer concern of a clunk noise when shifting into Drive or Reverse, or during heavy acceleration.
• 10090044Apr 1, 2015Equipment. 14522 - service update. This bulletin provides a service procedure to install an evaporative emissions canister and onboard refueling vapor recovery (orvr) vent line on certain 2014-2015 model year cadillac elr and 2011-2015 chevrolet volt vehicles.
• 10059180Apr 1, 2015Electrical system. Chevrolet: on some vehicles, main power feed to fuse blocks could have poor terminal retention or are damaged. Model 2011-15 volt.
• 10135418Mar 31, 2015Electrical system. This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only).
• 10113785Mar 31, 2015Equipment. This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only).
• 10139379Mar 27, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that the radio can be turned on after turning the ignition off and opening the driver?s door. The radio can then be turned back on after the vehicle's Retained Accessory Power has been canceled by simply pressing the power button on the radio. This is a normal characteristic of the key off operation.
• 10113778Mar 27, 2015Equipment. This preliminary informational bulletin adds 2014 and 2015 model years to repair information for dealers for a customer who may inquire as to the availability of a passenger compartment (cabin) air filter for their vehicle.
• 10135412Mar 26, 2015Equipment. This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
• 10113775Mar 26, 2015Equipment. This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
• 10113773Mar 26, 2015Equipment. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
• 10139365Mar 24, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that are unable to charge the hybrid battery and the malfunction Indicator lamp is illuminated on the Instrument Panel Cluster. Technician may find a current or history code P16C1 or P16C2 set in the Battery Charging Control Module. Technician should update the Battery Charging Control Module with the latest software in…
• 10139364Mar 24, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have an audio cue volume is too high or too low when starting or powering down the vehicle. Technician can adjust the volume of the cue audio by pushing config button on the center stack and then select radio settings and then audio cue options. Dealer should advise the customer that adjusting the radio volume…
• 10135410Mar 24, 2015Brakes. This informational bulletin provides technicians with a brake lathe calibration procedure.
• 10113770Mar 24, 2015Brakes. This informational bulletin provides technicians with a brake lathe calibration procedure.
• 10139361Mar 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicle that may OnStar inoperative and Navigation/GPS/Compass issues. Technician may find Diagnostic Trouble Codes B101D sym 3C and or F0. Technician will gather data using a scan tool and contact General Motors Technical Assistance Center for further assistance. After approval technician will replace the OnStar module.
• 10139360Mar 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a radio that the iPhone does not automatically re-pair and is no longer shown in the radio's Device List, XM Weather Alerts Activate Automatically after an ignition cycle, the Bluetooth connection may be lost when replying to a text message, After a OnStar Turn By Turn a "Routing" screen appears and stays…
• 10139359Mar 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a radio that the iPhone does not automatically re-pair and is no longer shown in the radio's Device List, XM Weather Alerts Activate Automatically after an ignition cycle, the Bluetooth connection may be lost when replying to a text message, After a OnStar Turn By Turn a "Routing" screen appears and stays…
• 10139356Mar 20, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have Reverse lamps Inoperative, Rearview Back-Up Camera Inoperative ?If Equipped?, and Dome Lamps Inoperative. Technician may find Diagnostic Trouble Code B2615 in the Body Control Module. Technician may also find fuse F7DR to be open. Technician should inspect circuit 6815 going to the drivers and passenger's…
• 10139355Mar 20, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp and a reduce propulsion message on the Driver Information Center. Technician may find multiple battery voltage performance codes. Technician should record all the Diagnostic Trouble Codes in a session log. Technician should determine if the Diagnostic…
• 10139354Mar 20, 2015Brakes. This Preliminary Information communication provides information to the technician about vehicles that may have whistle, scrape or whine type noise while driving that may be more noticeable during regenerative braking. Technician may find this noise emanating from the left side of the drive unit. The tech may also state that the vehicle has a current or history diagnostic trouble code P0A46. The noise may be caused…
• 10135403Mar 19, 2015Engine cooling. This preliminary informational bulletin provides repair information for repositioning an A/C drain hose for a customer concern of water present on front passenger floor.
• 10113762Mar 19, 2015Equipment. This preliminary informational bulletin provides repair information for repositioning an A/C drain hose for a customer concern of water present on front passenger floor.
• 10135400Mar 18, 2015Equipment. This preliminary informational bulletin provides repair information for a customer concern of after pairing their iPhone to the radio, the phone does not automatically re-pair and is no longer shown in the radio?s ?Device List?.
• 10135399Mar 18, 2015Steering. This preliminary informational bulletin provides a repair recommendation for a customer concern of notchy or stick/slip feeling in steering wheel near center position.
• 10113759Mar 18, 2015Equipment. This preliminary informational bulletin provides repair information for a customer concern of after pairing their iPhone to the radio, the phone does not automatically re-pair and is no longer shown in the radio?s ?Device List?.
• 10113758Mar 18, 2015Steering. This preliminary informational bulletin provides a repair recommendation for a customer concern of notchy or stick/slip feeling in steering wheel near center position.
• 10139347Mar 16, 2015Transmission and drivetrain. This Preliminary Information communication advises the technician that the 4ET50 electric variable automatic transmission assembly and component restriction for the 2011-2015 MY Chevrolet Volt and Cadillac ELR. Dealer will need to call General Motors Technical Assistance Center for further assistance.
• 10139346Mar 16, 2015Tires, Electrical system. This Preliminary Information communication advises the technician what affects electric range and provides driving tips for better energy efficiency. Vehicles may have an electric range is less than customer expectations or what is being displayed on the in-vehicle display for EV range. The distance you can go in an electric vehicle varies with the outside temperature. All electric vehicles are less efficient in…
• 10139344Mar 16, 2015Hybrid propulsion system, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that display a ?Propulsion Power is Reduced? in the Driver Information Center when driving in the mountains. Dealer should advise the customer the vehicle should be placed in Mountain Mode on the vehicle when the vehicle has a full charge if their travel plans involve mountainous driving before the next charge event.
• 10135395Mar 16, 2015Equipment. This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system.
• 10135394Mar 16, 2015Electrical system. This informational bulletin communicates GM wiring repair strategy information.
• 10113753Mar 16, 2015Equipment. This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system.
• 10113752Mar 16, 2015Electrical system. This informational bulletin communicates GM wiring repair strategy information.
• 10135392Mar 13, 2015Vehicle speed control, Back-over prevention (rear camera). This preliminary informational bulletin provides repair information for a customer concern of a clunk noise when shifting into Drive or Reverse, or during heavy acceleration.
• 10113750Mar 13, 2015Back-over prevention (rear camera). This preliminary informational bulletin provides repair information for a customer concern of a clunk noise when shifting into Drive or Reverse, or during heavy acceleration.

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