Ram / Dodge 5.9L Cummins
5.9L Cummins injector replacement
Common-rail injector testing and replacement for 2003–2007 5.9L Cummins trucks.
Why this matters on the 5.9L Cummins
Worn injectors cause smoke, poor economy and excessive return flow; a failed lift pump accelerates wear.
Symptoms owners notice
- Smoke
- Rough idle
- Poor fuel economy
What we check
- Return flow testing
- Contribution data
Repair work involved
- Injector and connector tube replacement
Trucks with the 5.9L Cummins
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