I’ve been having very similar issue with ALT CHARGE light on for no reason. New alternator, new tensioner, new belt, and all is perfect on the VMSpc and my multimeter checks. Where can I locate this Alt Fail relay on an ‘’05 Endeavor?
'05 HR Endeavor 38PDD, ISL 400 (CM850)
'17 Silverado 2500HD Z71 Crew Cab (on Landgrebe Magnum)
+7 Corvette trailer queens