How to Replace an Oil Pan Gasket?

oil pan gasket replacement

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If your vehicle has served you for several years, you will most likely face oil pan leakage sooner or later. The oil pan is disposed at the motor’s underside, serving as a reservoir for motor oil. The main sign of this malfunction is oil stains on the ground under your automobile. As a rule, it happens as a result of oil pan seal hardening, drying or cracking, caused by motor’s heat cycling as well as weather conditions plus dirt under the automobile.

As oil is the key factor of your motor’s normal operation, it’s crucial to change it regularly along with maintaining its proper level. Evidently, leaking oil pan will diminish oil level plus cause damages to the motor’s internal components.

Note: While it’s quite easy to reach the oil pan at some automobiles, others may feature suspension or engine support components and the only way to have access to the seal is to remove the engine or support it. It can be implemented into life with the employment of special equipment and if the automobile is supported on a lift. If it’s your case, it’s advisable to turn to professionals at a repair shop and avoid replacing the pan yourself.

Part 1: Jacking and Supporting the Automobile

Step 1. Lift the car. You will need a floor jack with the proper lifting power for your automobile. Lift your vehicle applying the necessary lifting point.

Step 2. Jack stands disposition. In order to keep the automobile safe and stable, support it at the lowest possible level placing jack stands at necessary points. Deliberately put down the automobile on jack stands. Don’t move the jack after that.

Part 2: Drain the Oil

Step 1: Oil filter removal. An oil filter can be removed by an oil filter wrench. Prepare the drain pan beforehand to collect oil.

Step 2. Drain plug removal. After the oil filter removal put the drain pan under the oil pan. Move away oil drain plug and wait until oil drains into the pan. Disposal of oil plus filter must be done in the proper way.

Part 3: Oil Pan Removal

Step 1. Correct socket plus ratchet selection. Employ an extension if necessary. Take of all oil pan bolts but take care that one bolt at each corner is left loose. In some cases, the pan just falls loose. In other cases, it’s needed to deliberately tap or extract the pan away from the motor block. As soon as the pan is weakened, remove last 4 bolts. Take off the pan very attentively not to harm oil pick up situated in the oil pan.

Step 2: Cleaning up. Employing a cleaner/degreaser, clear the lower motor block in the place where oil pan is affixed. Additionally, cleanse oil pan’s inner and outer parts.

Part 4: Gasket Installation

Step 1: Old gasket material taking off. Applying a scrubber, deliberately take off any gasket material on the oil pan plus motor block mounting surface. Wipe the pan plus motor mounting surfaces plus allow them to dry.

Step 2: Pan gasket installation. Having consulted guidelines on rtv wrapping, apply a fine film of rtv to the oil pan mounting surface. In several minutes it will be mounted and you are free to apply the pan gasket to the surface. Don’t be afraid of applying some pressure.

Tip: It’s possible that a pan gasket slides around while mounting an oil pan. To restrict its movement during the process of locating a pan against the motor block, employ a wire of 3-4 inches long and peel off the insulator. Loop several strings of wire through 4-6 ports in the oil pan and twirl them slackly around the gasket. Take wires off as soon as you loosely install several pan bolts.

Step 3: Pan mounting. Inset all the oil pan bolts before you begin. To prevent bending of the oil pan plus subsequent leaks, torque oil pan bolts following the manufacturer’s guidelines. In case you have no repair manual for your automobile, you are free to discover specifications at any store selling automotive parts.

Part 5: Fill up the oil pan

Step 1: Motor oil adding. Do oil pan drain plug plus fresh oil filter reinstallation. Add the right amount of appropriate motor oil. Inspect it for any apparent leaks before you put down the automobile.

Step 2: Leaks inspection. Put down the automobile after removing jack stands. Start the automobile and allow its running for some minutes. Switch the motor off. Examine oil level several minutes after. After examination, start the automobile and proceed with its warming up at idle. Inspect for leakage plus do that again after the automobile has run.

Having noticed oil on the ground under the front part of your automobile, turn to a professional mechanic to fix everything and stop oil leakage.


Is it hard to replace oil pan gasket?

  • No. The hardness is medium. It takes about 60-80 minutes.

Do I need sealant for oil pan gasket?

  • No, you do not need them.

Thomas Buck

Thomas is our expert in the field of motor oils and lubricants. He worked for more than 15 years at the dealer service station and has vast practical experience, so he gladly agreed to be the editor and co-author of our articles about motors and motor oils.

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