What are the pros and con of the DD13 and DD15 Detroit Engine?

If your Volvo D13 is experiencing hard starts, long crank times, or intermittent fuel pressure issues—this is a must-watch. In this clip, our techs pinpointed a leaking priming pump on the fuel filter housing as the root cause.This is a common failure on D13s and often gets overlooked. A leaking priming pump allows air into the fuel system, causing loss of pressure and poor startup performance.✅ Don’t keep cranking and guessing—bring it to the pros.We test, diagnose, and fix it right the