Description
Keep your Duramax running cool and reliable with the Genuine GM 12637105 Water Pump Assembly, also known as ACDelco 251-748. This is the OEM replacement pump used on 2006–2016 6.6L Duramax engines, specifically the LBZ, LMM, and LML platforms.
Whether you’re performing preventative maintenance or replacing a leaking or failed unit, this pump delivers long-lasting durability and factory-correct performance.
Note: This water pump does not include gaskets or o-rings. Be sure to purchase the necessary sealing components separately for proper installation.
Features:
– Genuine OEM GM / ACDelco part
– Designed for long-lasting cooling system reliability
– Precision-built for 6.6L Duramax diesel applications
– Ideal for preventative maintenance or repair
– Does not include gaskets or o-rings
Part Details:
GM Part Number: 12637105
ACDelco Part Number: 251-748
UPC: 707773787533
OEM / Interchange Numbers: 251738, 251745
Replaces: 97372515, 98025501, 98031233, 98098889
Vehicle Fitment: 2006–20016 Chevy/GMC Silverado Sierra 6.6L LBZ / LMM / LML Duramax
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