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Home >> GMC >> 1966 >> I1500 Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> Oil Pan Removal >> 4 & 6 Cylinder Engines >> 1970-74 "G" Models

1970-74 "G" Models

Disconnect battery ground cable and raise vehicle on a hoist. Disconnect starter at engine and position to one side. Drain crankcase and remove flywheel (converter) cover. Remove front motor mount-to-crossmember bracket attaching bolts. Raise engine and position 2" x 4" wood blocks between mounts and brackets. Remove oil pan attaching bolts and oil pan from vehicle.