Service bulletin V871504 2040184

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.

NHTSA's summary

Technical Bulletin (Climatronic with Heat Pump - Sporadically Too Low Heating or Cooling Performance): The customer may complain that the cabin heating or cooling output is insufficient. Software-related deviation in thermal management control unit. The document contains the procedure to update the software of the Thermal Management control unit. The document also contains Warranty information in order to inquire if a vehicle is covered for the service. It contains the tool numbers of the tools needed to service the issue

The document

• NHTSA's copy of the document (PDF)
• If that address does not open, try this one

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Listing a model year does not mean every vehicle of it is concerned: the document says which.

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

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