Chevrolet Volt 2011–2012 — technical service bulletin
Bulletin PIC6136A · NHTSA communication 10161001 · issued May 13, 2019
Technical service bulletin
communication type
Electrical System
component
2011–2012
model years
2
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicles with an original 2 x 4 Motor A resolver connector. There is a new sealed 1 x 6 design for resolver signal robustness under vibration. Technician will need to replace the internal harness, Generator Position Sensor Stator for Motor A, and Drive Motor Power Inverter Module Cable Terminal Insulator Block.
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.