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Service bulletin 820399NAS

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id609813
Published by NHTSA2000-04-10
Manufacturer's number820399NAS
Manufacturer's date1999-12-10
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

CUSTOMERS MAY COMPLAIN THAT THE AUTOMATIC TEMPERATURE CONTROL (ATC) SYSTEM DOES PROVIDE COLD AIR, OR PROVIDES COLD AIR INTERMITTENTLY ON VEHICLES BUILT UP TO XA411503. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Equipment and accessories, Heating and air conditioning

Vehicles listed
LAND ROVER RANGE ROVER

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