Kia Optima 2017 — technical service bulletin
Bulletin TSB-ELE131 · NHTSA communication 10109838 · issued Apr 13, 2017
Technical service bulletin
communication type
Electrical System
component
2017
model years
2
vehicle entries
Official summary
TSB: SERVICE ACTION: VOLTAGE REGULATOR PERFORMANCE ENHANCEMENT (SA278) - This bulletin provides the procedure to increase the torque on the voltage regulator screws on some 2017MY Sorento (UMa), produced from October 3, 2016 to January 24, 2017, and 2017MY Optima (JFa) vehicles, produced from October 3, 2016 to January 26, 2017, which may experience low battery voltage or a no-start condition. Follow the procedure outlined in this bulletin to increase the two (2) screws? torque on the voltage regulator. Before conducting the procedure, verify that the vehicle is included in the list of affecte
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.