NHTSA Recall 18V397000
Filed by General Motors, LLC. Component: Hybrid Propulsion System. Reported 2018-06-14. An estimated 4,606 vehicles are affected. Recall repairs are free at any authorized dealer.
Defect
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.
Risk
If the voltage drops, the vehicle may lose propulsion, increasing the risk of crash.
What the manufacturer will do
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.
Manufacturer campaign number: 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.