CP3 in Ram verses CP4 in Ford and GM
Is there someone that could possible explain the difference in the cp3 system that is in a Ram verses the cp4 system that is in a Ford? The high pressure Fuel Pump, is it just a brand difference or an...
Forum Discussion
Cummins12V98 wrote:
CP3 another good reason to own a RAM/Cummins.
Run some water or gas thru that CP3 pump and see what happens. If everyone recalls there was a member on this site that reported his CP3 HPFP in his GM truck failed do to water and had to replace the complete fuel system.
Fuel contamination is a serious issue for all common rail fuel systems.
