Chrysler (FCA US LLC) is recalling certain 2017-2018 Chrysler Pacifica Plug-in Hybrid Electric vehicles (PHEV). After the vehicle has been operating in PHEV propulsion mode, the gas-fueled engine may not restart properly resulting in unburned fuel entering the exhaust catalyst.
FCA will notify owners, and dealers will update the powertrain controller module software, and inspect and replace the catalytic converter as necessary, free of charge. The recall began November 15, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U94.