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Home >> GMC >> 1993 >> Magnavan 5.7 K >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/O Codes >> Symptoms (Diesel) >> Low Engine Power >> Correction

Low Engine Power: Correction

- Remove restrictions.



- Remove restriction and/or replace filter.



- Adjust linkage.



- Check fuel return system.



- Check fuel delivery system.



- Remove and replace fuel.



- Replace filter.



- Check fittings, and replace as required.



- Remove restriction and/or replace nozzle.