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 ...

DETROIT, April 3, 2023 /PRNewswire/ -- On Friday, March 23rd, in a case involving defective CP4 high-pressure fuel injection pumps installed in 2010-2016 model year GM Duramax diesel vehicles, Judge ...

The black ’15 Chevrolet Silverado 2500HD work truck we encountered at Dunks Performance in Springfield, Oregon, is the typical calling card of a successful turf business. It is used every workday to ...

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 ...

DETROIT--(BUSINESS WIRE)--Last week, Fiat Chrysler announced the recall of more than 220,000 heavy-duty turbodiesel trucks equipped with a defective Bosch CP4 fuel pump, and a related class-action ...

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 ...