Oil Pan Removal: CADILLAC: 1964-65

1966 Chevrolet Chevy II Base, Not Available, 2.5L Eng, Automatic Trans, Trans Mfr CD THM400SECTION 1964-65

Disconnect battery positive cable and drain oil. Disconnect wires from starter solenoid and remove starter assembly from flywheel housing. Remove exhaust manifold pipe from manifolds, remove heat control valve, and swing exhaust pipe out of way. Remove idler arm support mounting screws from frame side member and lower support. Remove capscrew holding transmission rear cooler pipe clamp to upper flywheel cover plate. Remove nut holding front cooler pipe clamp to right front oil pan locating stud and remove clamp from stud. Remove upper flywheel cover plate-to-flywheel housing and oil pan attaching screws and nuts and remove cover plate. Remove oil pan-to-cylinder block and engine front cover attaching screws and nuts, remove oil pan.

INSTALLATION NOTE - Carefully observe special gasket installation procedures below to prevent oil leaks. Procedures supersede all previous recommendations  .

Cement gasket to both sides of oil pan. Install pan end seals on ends of pan by pulling locating tangs on seal through locating holes in pan. Be sure seals are firmly positioned with ends of each seal properly located in cut-out notches in side gaskets. Using rubber cement, seal all four corner notch openings. Clean notches in cylinder block where ends of oil pan rear end seal fit, and fill this cavity with Transmission Cooler Hose Cement, No. 1098993. Install oil pan by reversing removal procedure.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.