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Home >> GMC >> 1992 >> Forward Control 5.7 K, Standard >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 4.3L V6 - VINS [W,Z] (Including SYCLONE) >> Removal & Installation >> Engine >> Removal & Installation ("S" Series)

Removal & Installation ("S" Series)

  1. Release fuel system pressure. See FUEL PRESSURE RELEASE  under REMOVAL & INSTALLATION. Disconnect battery. Remove hood. Drain cooling system.
  2. Disconnect upper radiator hose from radiator. Remove coolant overflow hose and upper fan shroud. Disconnect transmission fluid lines and engine oil cooler lines (if equipped). Remove radiator and fan. Disconnect heater hoses. Remove air cleaner.
  3. Disconnect fuel lines, electrical connectors, vacuum hoses, coolant hoses and control cables as necessary. Remove distributor cap. Raise and support vehicle. Disconnect exhaust pipe from converter and manifolds. Remove strut rods and flywheel cover.
  4. Remove torque converter bolts (A/T). Remove shield from rear of catalytic converter. Disconnect converter hanger from exhaust pipe. Remove 2 outer air dam bolts. Remove left body mount bolts, raise and support body and remove bellhousing bolts. Lower body.
  5. Remove motor mount through-bolts. Lower vehicle. Remove A/C compressor and power steering pump with hoses attached and position aside (if equipped). Attach engine hoist. Support transmission. Remove engine. To install, reverse removal procedure. Fill crankcase and cooling system.
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