2007 Jeep Grand Cherokee Q&A
2007 Jeep Grand Cherokee Question: Battery light in my '07 Jeep Grandcame on while I was driving.
Have the electrical system checked. Most likely the alternator is bad. - Chevy Power
If your battery light was on, the charging system needs to be check. Some times the alternator makes noise when is charging. - OneStopautocare
could be bearing in alt making noise and alt may be going out elect. have car tested - globalhelper