How To Free A Stuck Brake Caliper Piston?

When it comes to a stopped brake caliper piston, you don’t want to be left stranded. Fortunately, with the proper lubrication, you can quickly restore motion. Here’s how to remove a jammed piston from a brake caliper:

First and foremost, you will need to acquire some high-temperature grease. This is the key to ensuring that the piston in your brake caliper functions smoothly and does not become stuck. Apply the lubricant to the exterior of the piston and sliding pins. This will prevent rust buildup and guarantee that your brake system will not fail.

After applying grease, the piston should be worked back and forth until it becomes loose. This can be accomplished by pushing and withdrawing the piston gently using pliers. Due to the fact that excessive force might cause damage to the caliper, care must be taken to handle it with caution.

Upon dislodging the piston, use brake fluid to wash away any dirt and debris. This will aid in ensuring that your brake caliper is operating correctly and without glitches.

Finally, you will need to re-grease the piston and sliding pins. This will aid in lubricating the system and ensuring that your brakes function perfectly.

Following these methods will have your brake caliper’s jammed piston functioning like new in no time. Remember that maintaining the system’s lubrication is the most critical factor in ensuring that everything operates smoothly. With the proper lubrication, you can quickly liberate a seized brake caliper piston!


Cars were and will be my first love and favorite hobby; I decided to start writing about my discoveries and techniques to improve my cars or repair them.