{"nhtsa_id":616013,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-02-07","date":"2001-01-05","document_id":"800101NAS","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE","mfr_system":null,"summary":"SUBJECT REGARDING LEAKAGE FROM HEATER PIPE-TO-CORE FITTING REQUIRES SEAL REPLACEMENT. STRESS OR OTHER INFLUENCES CAN CAUSE SEEPAGE OF COOLANT FROM THE HEATER CORE SEALS. A SIMPLIFIED WORK PROCESS REDUCES THE REQUIRED TIME FOR THE REPAIR. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/616013","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"RANGE ROVER","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]}],"as_of":"2026-10-19","note":"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.","attribution":[]}