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Home >> GMC >> 1983 >> Forward Control 5.7 M, Automatic, 400/M40 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 6.2L V8 Diesel - VINS [C,J] >> Removal & Installation >> Cylinder Head >> Removal (Pickup)

Removal (Pickup)

  1. Remove intake manifold. Remove injection line clips from brackets. Disconnect injection lines from injector nozzles and cover nozzles. Remove injection lines at pump and mark for reassembly reference.
  2. Remove fuel supply line from injection pump. Remove wiring harness and bracket from engine. Remove valve cover. Drain coolant. Remove dipstick tube. Disconnect ground wire from cowl at right side of engine.
  3. Raise vehicle. Disconnect exhaust pipe from manifold. Lower vehicle. If equipped, remove A/C compressor from engine without disconnecting refrigerant lines and lay it on left side of engine compartment.
  4. Remove alternator from engine and lay it on right side of engine compartment. Disconnect glow plug wires. Remove rocker arm assemblies and push rods making sure to note their positions to allow installation in the same location.
  5. Disconnect radiator, heater and by-pass hoses. Disconnect ground strap. Remove thermostat crossover housing from cylinder head. Remove cylinder head bolts and cylinder head.
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