Don't know how many people here are using a 15" powerbook but it looks like Apple is recalling the batteries. Kudos to Apple for making it right. They'll send you a new battery before you have to send in the bad one.
https://depot.info.apple.com/batteryexchange/index.html15-inch PowerBook G4
Battery Exchange Program
In cooperation with the U.S. Consumer Product Safety Commission (CPSC) and other international safety authorities, Apple is voluntarily recalling certain lithium ion rechargeable batteries that were sold worldwide from January 2004 through August 2004 for use with 15-inch PowerBook G4 (Aluminum) notebook computers. These batteries were manufactured by LG Chem, Ltd. of South Korea.
The affected batteries could overheat, posing a fire hazard. Apple received four reports of these batteries overheating. No injuries have been reported. Apple urges you to stop using your battery and to order a replacement battery immediately. If you continue to use your battery, do not leave it unattended and check for signs of overheating.
Apple has initiated an exchange program and will provide eligible customers with a new replacement battery, free of charge.
No other PowerBook or iBook batteries are part of this recall.
Topic: Apple recalls some 15" PowerBook G4 batteries (Read 1325 times)