C1223 on the 2004 Chevrolet Cavalier
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.
| 040525007 | 2004-08-02. Service bulletin. ANTI-LOCK BRAKE SYSTEM (ABS) WARNING LIGHT ON, TRACTION OFF WARNING LIGHT ON, DIAGNOSTIC TROUBLE CODES (DTCS) C1223 AND C1225 SET. *TT |
|---|---|
| 030730036 | 2003-12-05. Service bulletin. TRANSMISSION SLIPS IN 4TH GEAR, STUCK IN 2ND GEAR OR SES/TCS LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES (DTCS) P0753, P0758, P1860, C1223, C1224 OR C1275 MAY BE SET. *TT |
2 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.