TSB_ELE131_CLSD

GROUP
ELE
MODEL
2017MY
Sorento (UMa)
Optima (JFa)
NUMBER
DATE
131 (Rev 1, 7/21/2017) April 2017
TECHNICAL SERVICE BULLETIN
SUBJECT:
SERVICE ACTION: VOLTAGE REGULATOR
PERFORMANCE ENHANCEMENT (SA278)
 NOTICE
This bulletin has been revised to include additional information. New/revised
sections of this bulletin are indicated by a black bar in the margin area.
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 affected VINs.
Voltage Regulator Screws
 NOTICE
A Service Action is a repair program without customer notification that is performed
during the warranty period. Any dealer requesting to perform this repair outside the
warranty period will require DPSM approval.
Repair status for a VIN is provided on WebDCS (Service → Warranty Coverage →
Warranty Coverage Inquiry → Campaign Information). Not completed Recall / Service
Action reports are available on WebDCS (Consumer Affairs → Not Completed Recall
→ Recall VIN → Select Report), which includes a list of affected vehicles.
This issue number is SA278.
File Under: 
Circulate To:
X General Manager

X Service Advisors

X Technicians

X Service Manager

X Parts Manager

X Body Shop Manager 
X Fleet Repair
