WenmarOpen by Wenmar Pro

P1064 on the 2016 Cadillac ATS

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name P1064
PI1518A2021-09-07. Service bulletin. Stop/Start System Malfunction, DTS P1064, P1065, P1068, P1070, P108D, P108R, or P1091 Set - Equipped with Stop/Start System (RPO KL9)
PI1518A2021-04-26. Service bulletin. Stop/Start System Malfunction, DTC P1064, P1065, P1068, P106F, P1070, P108D, P108E, or P1091 Set Condition/Concern Some customers may comment that the message “Stop/Start System Disabled” appears on the DIC. There may be a poor ground terminal connection at G400.
PI1519A2018-05-21. Service bulletin. This preliminary informational bulletin provides repair information to correct a customer concern that the message ?Stop/Start System Disabled? appears on the DIC, or technician may find DTC P1064, P1065, P1066, P1068, P1069, P1070, P1074, P1077, P1078, P1079, P107A, P107B, P107C, P107D, P107E, P107F, P108A, P108B, P108C, P108D, P108E or P108F set.
PI1519B2017-08-15. Service bulletin. This preliminary informational bulletin provides a procedure to complete a wire to wire repair on vehicles with the condition of Stop/Start System Malfunction or DTC P1064, P1065, P1066, P1068, P1069, P1070, P1074, P1077, P1078, P1079, P107A, P107B, P107C, P107D, P107E, P107F, P108A, P108B, P108C, P108D, P108E or P108F Set
PI1519A2016-07-07. Service bulletin. Some customers may comment that the message “Stop/Start System Disabled” appears on the DIC. During diagnosis, the technician may find DTC P1064, P1065, P1066, P1068, P1069, P1070, P1074, P1077, P1078, P1079, P107A, P107B, P107C, P107D, P107E, P107F, P108A, P108B, P108C, P108D, P108E or P108F set as current or history.

5 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.