alternator

Recently had an issue with my 2015 GMC Acadia Denali where the vehicle "shutdown" while driving. Initially thought it was a bad battery, then bad alternator. Took it in to the mechanic and they found that the A/C compressor had signs of being on fire, which caused damage to the alternator. $3000...

I have installed an aftermarket audio head unit, amp, speakers and subwoofer in my 2012 Sierra 1500. Nothing big, just a 900 watt amp. Everything is properly wired. The problem is with the electronic power mgmt system which allows the alternator to disengage when the battery doesn't require...

New member. Any help would be appreciated. How do I identify which alternator is on my 2003 5.3. I am being told there is a 105 and 145 amp model that were put on these engines. Is there an easy way to distinguish between the two? :eek:

I could tell my alternator was going bad. Dash lights started to flicker, lost guages, car didn't turn back on. I replaced the alternator with a used one as I don't want to spend 200.00 on a new one, and it seemed fine, reading 14 amps... But then, next time I turned it on, it read 11.5/12...