How To Fix Service Battery Charging System

I am a automotive tech and I am having a problem with my 2012 Acadia with the battery light on and saying service battery charging system.
How to fix service battery charging system. Car will be right as rain until the next time corrosion builds up. There is a Scag section here on this forum. Something is causing your battery not to charge properly.
Charging system fix. To check the belt tension push on the. Maintains the batterys state of charge.
07 pontiac gran prix. We were sitting in the car using battery power but not really long enough to cause the battery to die I would think. Have it checked as soon as possible.
With the engine off pop the hood open and visually inspect the different components of the charging system. Had problems with battery drain before so I replaced it. There are some 15 amp fuses along the bottom row in fuse panel just above battery remove the one to your right and clean the corrosion from the fuse and slot it goes in.
The message is turned OFF when the conditions for clearing the DTC have been met. Diagnose and fix a service battery charging system message. 2007 GMC Acadia 36 ltr.
This yellow wire is connected to the keyswitch. When the keyswitch is in the off position the charging system is isolated to prevent backfeed which will kill the battery. Look for a worn out or loose drive belt alternator connection problems loose alternator mounting bolts and corrosion and dirt around the battery case and cables.



















