Ford 6.7L Power Stroke
6.7L turbocharger service
Diagnosing the 6.7L's variable-geometry turbocharger.
Why this matters on the 6.7L Power Stroke
Early 6.7L trucks use a dual-compressor turbo; later trucks changed turbo design. Bearing wear or vane problems reduce power.
Symptoms owners notice
- Whistle or siren noise
- Low boost
- Oil in the intake tract
What we check
- Boost data
- Shaft play inspection
- Actuator test
Repair work involved
- Turbo replacement
- Boost leak repair
Trucks with the 6.7L Power Stroke
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