Charging System Archives - AutoSuccessOnline
Alternator Pulley Diagnostics

Don’t automatically assume an illuminated charge light problem is inside the alternator and potentially unserviceable. The problem could be the pulley and belt drive system. Neglecting to test and diagnose the pulley can lead to unnecessary replacement.

How Technology is Changing Charging System Diagnostics

Here’s what you need to know to better understand the concept of computer-controlled charging systems.