View Full Version : Head lights surging.


mikerrt
10-20-2007, 06:07 PM
The headlights on my 99 z3 are surging at idle only could this be a battery or alternator problem?Thanks

allen201
10-20-2007, 06:36 PM
Alternator or serpentine belt.

surestart
10-21-2007, 07:28 AM
sounds like alternator, get it checked before it damages something