MacBook Pro 15" Unibody 2.53 GHz Mid 2009 Battery Replacement
This guide has been found to be exceptionally cool by the iFixit staff.
If your battery no longer holds a charge, use this guide to replace it.
- Author: Walter Galan
- Time estimate: 10 - 45 minutes
- Difficulty: Moderate
Use this guide to replace an old or faulty battery. If your battery is swollen, take appropriate precautions.
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Step 1 — Battery ¶
Three Pentalobe screws secure the battery to the upper case. They can be removed with this special driver.
Step 2 ¶
Remove the two exposed five-point Pentalobe screws along the top edge of the battery.
Step 3 ¶
Use the tip of a spudger to bend back the finger of the "Warning: Do not remove the battery" sticker while you remove the five-point Pentalobe screw hidden underneath.
Step 4 ¶
Lift the battery by its plastic pull tab and slide it away from the long edge of the upper case.
Step 5 ¶
Tilt the battery back enough to access the battery cable connector.
Pull the battery cable connector away from its socket on the logic board and remove the battery from the upper case.