Service bulletins for the 2015 Cadillac CTS
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1797 on file from NHTSA, as of 2026-10-19.
About P0705 on the 2015 Cadillac CTS: what the code means, and the bulletins and recalls about the same components.
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By component
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Only bulletins with trouble code: P0705 are shown. Show all
| PI1448B | 2021-09-07. Service bulletin. EQUIPMENT:ELECTRICAL; POWER TRAIN:SHIFT LINKAGE/CABLE/ROD; VEHICLE SPEED CONTROL. Service Translmission Light Flashing and/or Malfunction Indicator Lamp (MIL) On and DTC P0705 set |
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| PI1448B | 2021-04-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:GEARS; POWER TRAIN:MANUAL TRANSMISSION:COLUMN SHIFT ASSEMBLY; POWER TRAIN:MANUAL TRANSMISSION:FLOOR SHIFT ASSEMBLY. Service Transmission Light Flashing and/or Malfunction Indicator Lamp (MIL) On and DTC P0705 Set Some customers may comment on a malfunction indicator lamp (MIL) on or that the Service Transmission light is flashing. Customers may also comment that the shifter does not seem to shift correctly into each range. The technician may find DTC P0705 set or in history in the TCM |
| PI1448 | 2018-05-07. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This preliminary informational bulletin provides repair information for a customer concern of Service Transmission light flashing and/or Malfunction Indicator Lamp (MIL) illuminated. Technician may find DTC P0705 set. |
| PIP5235 | 2018-05-07. Service bulletin. POWER TRAIN. This Preliminary Information communication provides information to the technician about vehicles that have a transmission concern where the Service Engine Soon is illuminated or the service transmission light is flashing. Technician may find Diagnostic Trouble Code P0705 set in the Transmission Control Module. Technician will need to contact General Motors Technical Assistance Center for further assistance. |
| PI1448 | 2017-08-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This preliminary informational bulletin provides repair information for a customer concern of Service Transmission light flashing and/or Malfunction Indicator Lamp (MIL) illuminated. Technician may find DTC P0705 set. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.