Chevrolet P302D
GM Engineering is working on the root cause of the issue and developing a permanent solution. While Engineering is working on a permanent x, please contact Technical Assistance to
Quick answer
For a 2019 Chevrolet Bolt EV in North America, DTC P302D may be stored active or in history when the Battery DC Charge Port Lock is closed and the vehicle cannot charge. GM’s published communication states the condition was under investigation and directs technicians to contact Technical Assistance while a permanent solution is developed.
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1. What does P302D mean?
For a 2019 Chevrolet Bolt EV in North America, DTC P302D may be stored active or in history when the Battery DC Charge Port Lock is closed and the vehicle cannot charge. GM’s published communication states the condition was under investigation and directs technicians to contact Technical Assistance while a permanent solution is developed.
2. Technical explanation
P302D is identified in the supplied GM/NHTSA communications as “Charge Port Lock Actuator Position Sensor Circuit Performance.” The communications associate it with the Battery DC Charge Port Lock being stuck in the closed position. GM stated that Engineering was investigating the root cause and developing a permanent solution.
3. What system is affected?
Battery DC charge port lock / charge-port lock actuator position-sensor function.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
- The vehicle may no longer be able to charge.
- The Battery DC Charge Port Lock may be in the closed position.
- P302D may be active or stored in history.
- P3014 may also be active or stored in history.
6. Possible causes
- GM Engineering stated that the condition was under investigation. A specific root cause is not yet established by the verified evidence.
7. Can I still drive the vehicle?
Not yet established by verified evidence.
8. Can I charge the vehicle?
The verified GM communications state that some affected vehicles may be unable to charge when the Battery DC Charge Port Lock is closed.
9. What you can safely do
- If the vehicle cannot charge, arrange Chevrolet service assistance.
- Do not attempt high-voltage or charge-port-lock repairs yourself.
- Provide the stored code P302D and the charging symptom to the service department.
10. Step-by-step troubleshooting
- A Chevrolet technician should confirm whether P302D is active or stored in history and assess the Battery DC Charge Port Lock condition.
- GM’s communication directs technicians to contact Technical Assistance while Engineering develops a permanent solution. Further diagnostic or reset procedures are not established by the supplied verified evidence.
11. When to contact service
Contact an authorized Chevrolet service department. GM’s published communication instructs technicians to contact Technical Assistance for this condition while a permanent solution is being developed.
12. What the service center may check
- Check for DTC P302D, identified as Charge Port Lock Actuator Position Sensor Circuit Performance.
- Check whether P3014 is also active or stored in history.
- Assess whether the Battery DC Charge Port Lock is stuck closed.
- Follow the applicable GM Technical Assistance direction.
13. Possible repair or resolution
- GM stated it was developing a permanent solution; the supplied evidence does not establish the final repair or resolution.
14. Affected vehicles
- Chevrolet Bolt EV · 2019 · US
15. Related TSBs / service bulletins
- GM Preliminary Information bulletin PIC6452, published March 7, 2022; NHTSA manufacturer communication MC-10210320.
- GM Preliminary Information bulletin PIC6452A, published March 11, 2022; NHTSA manufacturer communication MC-10210327.
- GM Preliminary Information bulletin PIC6452B, published March 30, 2022; NHTSA manufacturer communication MC-10210350.
- GM Preliminary Information bulletin PIC6452D, published July 25, 2022; NHTSA manufacturer communication MC-10217784.
16. Recall information
- Not yet established by verified evidence.
17. Official manufacturer information
Official NHTSA-hosted GM communication: PIC6452D / MC-10217784, https://static.nhtsa.gov/odi/tsbs/2022/MC-10217784-9999.pdf
- NHTSA: NHTSA Manufacturer Communication PDF 10210320: PIC6452 · official_tsb
- NHTSA: NHTSA Manufacturer Communication PDF 10210327: PIC6452A · official_tsb
- NHTSA: NHTSA Manufacturer Communication PDF 10210350: PIC6452B · official_tsb
- NHTSA: NHTSA Manufacturer Communication PDF 10217784: PIC6452D · official_tsb
19. Frequently asked questions
What does P302D mean on a 2019 Chevrolet Bolt EV?
The supplied GM communications identify P302D as Charge Port Lock Actuator Position Sensor Circuit Performance.
Can P302D prevent charging?
Yes. GM states that some customers may be unable to charge because the Battery DC Charge Port Lock is in the closed position.
What is the confirmed cause of P302D?
Not yet established by verified evidence. GM stated the condition was under investigation by Engineering.
Does this bulletin confirm a recall?
No recall is established by the supplied verified evidence.