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Home › GMC › 1994 › Forward Control 7.4 N › Repair and Diagnosis › Engine Performance › System › Engine Controls - System/Component Tests - 6.5L Diesel › Fuel System › Hard Start › Air Intake System Checks

Air Intake System Checks

Check the air cleaner and air intake ducts for a restriction.
Check for a restriction in turbo charger inlet duct
Check for a restriction in the intake manifold