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Home >> GMC >> 1983 >> Forward Control 5.7 M, Automatic, 475/M40 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 4.1L 6-CYL - VIN [D] >> Removal & Installation >> Oil Pan

Oil Pan

  1. Disconnect negative battery cable and remove engine cover. Remove air cleaner and studs. Remove fan guard. Remove radiator upper supports. Raise vehicle.
  2. On Man. Trans. models, disconnect clutch cross shaft from left front mount bracket. Remove transmission-to-bellhousing upper bolt. Remove transmission rear mount bolts and install two 7/16" x 3" bolts. Raise transmission using jack and install 2" block between mount and crossmember.
  3. On all models, remove starter and drain engine oil. Remove engine mount bolts. Raise engine sufficiently to insert wooden blocks between engine mounts and crossmember brackets.
  4. Remove flywheel splash shield or torque converter cover as applicable. Remove oil pan attaching bolts and remove oil pan.
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