Update Trailer

Update an existing trailer record in Samsara by its ID.

Operation

updateTrailer

Resource

trailer

Parameters

Parameter	Type	Required	Default	Description
Trailer ID	string	Yes	-	The ID of the trailer to update

Update Fields

Field	Type	Description
Name	string	The name of the trailer
Serial Number	string	The serial number of the trailer
License Plate	string	The license plate of the trailer
Notes	string	Notes about the trailer
Enabled for Mobile	boolean	Whether the trailer is enabled for mobile
External IDs (JSON)	json	External IDs as a JSON object

Response

Success

Returns the updated trailer record:

{
  "id": "trailer_123",
  "name": "Trailer A - Updated",
  "serial": "TRL-001-NEW",
  "licensePlate": "TR-9999",
  "notes": "Updated notes",
  "enabledForMobile": true,
  "externalIds": {
    "fleetSystem": "TRL001-UPD"
  }
}

Error

{
  "success": false,
  "error": "Trailer not found",
  "trailerId": "invalid_id"
}

Error Handling

• Missing API Token: Samsara credential is missing apiToken
• Trailer Not Found: Trailer with specified ID does not exist
• Validation Error: Invalid field values provided