C0327 on the 2006 Chevrolet Avalanche
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.
Nobody has written a description of this code yet.
| 3665 | 2006-01-25. Service bulletin. 4WD INOPERATIVE AND POSSIBLE DTC C0327 STORED IN THE TRANSFER CASE CONTROL MODULE. *TT |
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| 3061C | 2004-12-03. Service bulletin. DIAGNOSTIC TROUBLE CODE C0327 WITH OR WITHOUT ADDITIONAL DIAGNOSTIC TROUBLE CODES SETTING. *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.