Starting in 2011, Ford and General Motors began using Bosch Mobility CP4 pumps to provide high pressure fuel to their diesel engines. GM used the pump on its 6.6-liter LGH and LML Duramax diesel ...
Sometimes my car jerks as if the fuel is not flowing properly, especially when I am driving uphill. Someone suggested the fuel pump might be weak. How exactly does the fuel pump work, and what are the ...