Service bulletins for the 2017 Fiat 500X
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.
122 on file from NHTSA, as of 2026-10-19.
About P0901 on the 2017 Fiat 500X: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P0901 are shown. Show all
| 21-033-17 REV. A | 2017-11-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs):P0887-00 - TCM Power Control Circuit High. P0901 - Clutch Actuator Circuit Range/Performance. U0001-00 - Can C Bus. U1412 - Implausible Vehicle Speed Signal Received. |
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| 21-033-17 | 2017-11-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs:P0887-00 - TCM Power Control Circuit High. P0901 - Clutch Actuator Circuit Range/Performance. U0001-00 - Can C Bus. U1412 - Implausible Vehicle Speed Signal Received. The following enhancement is included in the software update:Introducing a switch, allowing the deactivation of aging function. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.