Battery light usually means alternator not charging. Most common solutions would be be a bad alternator, bad connection, or loose alternator belt. A replacement alternator can be bad. If it is ok than most likely a poor connection to the alternator.
the alternator
1. Disconnect battery cables. 2. Remove and replace alternator. 3. Reconnect battery cables. The alternator should be held in place by a couple of bolts. what about the belt tension
Your alternator is not charging the battery like it's suppossed to or the battery cables might be corroded and may need to be changed or cleaned, but the good news is autozone can recharge your new battery back up for free. Also make sure after you change the alternator and clean the battery cables and put the battery back in have the guy at auto zone test the new alternator before you buy it to make sure it works properly.
PT Cruiser batteries can be jumped with jumper cables. When jumper cables are attached to the battery in the PT Cruiser and are attached to the battery and another car battery, the battery will get charged, after a few minutes.
Check the battery cables or starter.
Voltage Regulator?
Check the Battery and cables and if it's not that it could be the alternator.
Bad connectins at battery? Clean connections. Possible loose battery cables on starter or engine block? Clean and tighten cables. If no help, possible bad battery cable/cables. Test cables and replace as necessary. Depending on what type of car, also investigate starter cylinoid. Hope that helps.
Your battery is not charging due to a problem with the battery cables or a bad alternator.
alternator is not charging battery, or loose - corroded connection on battery cables
check the battery or battery cables or the alternator or starter
Yes This Cable Is Connected To A Group Of Cables That Run To The Battery Positive Side, To Allow The Alternator To Charge The Battery.,Do Not Remove Or Install An Alternator Until You Remove The Ground Terminal From Your Battery.