Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Cadillac for this TSB. Call your local Cadillac dealer's service department & ask for a copy of TSB# 17-NA-292.
Malfunction Indicator Lamp (MIL) Illuminated - DTC P3409 and/or P3433
Condition
Some customers may comment that the MIL is illuminated.
The technician may find one or more of the following DTCs set:
• P3409
• P3433
Cause
This condition may be caused by a wiring issue with both/either the cylinder 2 deactivation solenoid oil control valve circuit and/or the cylinder 5 deactivation solenoid oil control valve circuit. These codes may be active or stored in history.
• This may also be a repeat concern.
Correction
Note: When replacing the solenoids, ensure there are no terminal issues at the connector.
To correct this condition, refer to the information below:
• If vehicle was built between 4/13/2017 and 8/7/2017, it will be necessary to replace both right and left bank Cylinder Deactivation Solenoids (AFM OCV).
• If vehicle was built outside the date range, check for any terminal issues at the connector.
If no trouble found, follow SI diagnostics for the applicable DTC.
