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aftermarket lift pump
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  1. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    I have an 07 LBZ with 414,000 km ( 257,000 miles ) and had issue with losing power while pulling hard and going 60 km/hr so after changing the fuel filter head had no problem towing but then the new head ( rock auto ) kept losing prime and I found it had a leak along side the sensor in the top...
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