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Home >> Chevrolet >> 1992 >> Forward Control 7.4 N >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System (Diesel) >> Fuel Injection Lines >> Removal
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Fuel Injection Lines: Removal

  1. Disconnect negative battery terminal. On "G" Series, remove engine cover. On all models, disconnect air cleaner at valve cover. Remove crankcase vent bracket.
  2. Loosen vacuum pump hold-down clamp. Rotate pump to access intake manifold bolts. Remove injection line clips and intake manifold. Install Protective Covers (J-29664-1) in intake ports.
  3. Remove injection line clips. On "G" Series, raise vehicle (for left bank). On all models, disconnect and cap injection lines at injector nozzles. Remove lines at pump. Tag injector lines for reassembly reference. Cap all openings.