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Service bulletins for the 2019 Chevrolet Bolt EV

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.

630 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
19NA2202020-06-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:WIRING; ENGINE; HYBRID PROPULSION SYSTEM. This technical bulletin provides a procedure to inspect and possibly replace the engine wiring harness if found damaged near the X2 connector to correct a Loss of Propulsion, MIL Illuminated w/DTCs.
18NA1802020-05-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
17NA3412020-04-27. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This Bulletin provides a Service Procedure to correct a condition where the 120V Portable Charge Cord is Inoperative or Charges Intermittently.
19NA2202020-04-06. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure to inspect and possibly replace the engine wiring harness if found damaged near the X2 connector to correct a Loss of Propulsion, MIL Illuminated w/DTCs.
19NA2102019-11-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This bulletin provides information on conditions that may cause EV Range Loss and for dealers/technicians to determine/differentiate items which require battery repair versus which items are normal for the vehicle.
N1922184302019-09-30. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT. N192218430 - Customer Satisfaction Program. During service, certain vehicles equipped with OnStar (RPO UE1), may have received an incorrect and partially programmed/configured replacement OnStar module. This condition will disable certain OnStar features, including Remote Access (remote start, door lock/unlock, etc.), Connected Access (vehicle diagnostics, dealer maintenance notification, etc.), and Unlimited Access (Turn-by-Turn Navigation). The OnStar Safety & Security Plan (Automatic Crash Response and Stolen Vehicle Assistance) is functional. Dealers are to replace the OnStar module, program, confirm and register the new module correctly by pushing the blue button for confirmation with an OnStar advisor.
PI0592E2019-09-23. Service bulletin. ELECTRICAL SYSTEM. This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).
18NA2252019-09-23. Service bulletin. ELECTRICAL SYSTEM. This Bulletin provides information to diagnose a MIL Illuminated with Loss of Propulsion and one or more of the following DTCs P0ABC, P0AFA, P1AE6, P0D26, P0C78, P0ABB Set.
100845001G2019-07-29. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
060847001O2019-07-29. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
PIP5641A2019-07-08. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that Engineering is currently investigating the cause of P0A3F. Advising the dealers to check connections. If nothing less found replace the power inverter module, the under-hood "engine" harness, and the transmission
PIT4610F2019-06-03. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician that First Responder Guides for General Motors vehicles can be accessed via the web at http://www.gmstc.com. or http://www.nfpa.org/
PIC6252C2019-06-03. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the (T18) Battery Charger for the Chevrolet Bolt EV will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC6247C2019-06-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This Preliminary Information communication advises the technician that the Power Inverter Module for the Bolt EV parts restriction through the General Motors Technical Assistance Center has ended.
PIC6246B2019-06-03. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the Power Line Communication Module (K190) will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC6245C2019-06-03. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the Accessory DC Power Control Module (K1) will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
PIC6241C2019-06-03. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication advises the technician that the Generator Battery Control Wiring Junction Block (T24) will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
030603004Y2019-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
110849001Z2019-04-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
100845001F2019-04-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
090089002Q2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
18NA1822019-04-22. Service bulletin. ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK. This informational bulletin provides information for dealers/technicians on locating and repairing water leaks in the rear cargo area, rear compartment well, possible loss of chime and/or radio functions.
18NA1802019-04-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
110849001Y2019-03-25. 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.
16NA3422019-03-25. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector and to correct the customers concern for the rearview mirror video screen displaying blue.

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