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BMW Technical Bulletin SI B 13 03 09
Date: April 2009
Subject: N54 - Special Limited High Pressure Pump (HDP) Emissions Warranty of 10 Years/120,000 MilesBMW Emissions BMW emissions warranty of the High Pressure Fuel Pump (HDP) has been extended from 4 years or 50,000 miles to 10 years or 120,000 miles, whichever comes first.
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