Ram temporarily returned to the Bosch CP3 high-pressure fuel pump in 2021 after widespread failures of the CP4.2 pump in 2019–2020 Cummins-powered HD trucks. The CP4.2’s tighter tolerances and higher ...

Ford’s 6.7L Power Stroke diesel has long been praised for its power and towing ability, but the Bosch CP4 high-pressure fuel pump remains a point of discussion. Recent recalls show that pump failures ...

Texas-based law firm Hilliard Martinez Gonzalez (HMG) this week filed a class-action lawsuit against General Motors over an alleged issue with Bosch CP4 fuel pumps. The suit claims Bosch designed the ...

The Ram 2500 diesel is considered a reliable workhorse of a vehicle, but even a truck with such a solid reputation often ...

SEATTLE--(BUSINESS WIRE)--Following a U.S. class-action lawsuit regarding a CP4 fuel pump defect in Fiat Chrysler and Cummins Dodge Ram Heavy Duty trucks, the automaker and its parent company ...

A lawsuit against GM has been certified as a class action for General Motors customers in seven U.S. states. The lawsuit affects customers who own Chevy Silverado and GMC Sierra pickup trucks equipped ...

If you browse forums often, chances are you've come across some heated discussions around the CP4 fuel pump. The CP4, short for "Common Rail Pump 4," is a high-pressure fuel injection pump that made ...

DETROIT--(BUSINESS WIRE)--Leading consumer rights law firm Hagens Berman today filed a class-action lawsuit against Fiat Chrysler (FCA) and Cummins on behalf of 600,000 owners and lessors of 2018 – ...