Vehicle recall 18V397000 · June 14, 2018
2013 Chevrolet Volt
An update to the Hybrid Powertrain Control Module 2 (HPCM2) may have disabled the cell balancing function causing a low-voltage condition.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- General Motors LLC (GM) is recalling certain 2013 Chevrolet Volt vehicles. An update to the Hybrid Powertrain Control Module 2 (HPCM2) may have disabled the cell balancing function causing a low-voltage condition.
- Consequence
- If the voltage drops, the vehicle may lose propulsion, increasing the risk of crash.
- Remedy
- GM will notify owners, and dealers will reprogram the HPCM2, free of charge. The recall began July 24, 2018. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 18215.
- Notes
- Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Recall details
- NHTSA campaign
- 18V397000
- Reported to NHTSA
- June 14, 2018
- Filed by
- General Motors LLC
- Manufacturer campaign
- 18215
- Owner notification
- July 24, 2018
- Vehicles potentially affected
- 4,606
- Initiated by
- the manufacturer
- Components
- Hybrid propulsion system
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Chevrolet Volt (2013): 2013
Has your Chevrolet been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Chevrolet dealer can also check your VIN. Recall repairs are free.