Bosch CP4 High-Pressure Fuel Injection Pump Failure Lawsuit

Driving a Ram? Watch out for this new fuel pump issue

It is sad that you have to sue a manufacturer to get warranty work done. Dodge seems to have a class action suit against them now.

Bosch CP4 high-pressure fuel injection pumps are used in newer and more fuel-efficient diesel engines installed on some American-made cars, trucks, and SUVs. The CP4 pump was introduced as a cost-saving measure, but instead of saving consumers money the pump reportedly fails prematurely. This can result in costly repairs.

Vehicles made by Ford, General Motors, Chevrolet, and Dodge, as well as diesel versions of the Jeep Grand Cherokee and some General Motors vans, have engines built with CP4 pumps. When a CP4 pump fails, it may not only destroy the injectors, but it can leave metal shavings in your fuel lines — which would require you to replace the entire system — and can even crack the gear and throw it through the engine’s front timing, according to Diesel Tech Magazine.

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