Hi folks, got a Grand Am here with no alternator [...] batt. voltage at the large terminal,and with key on eng. on or off theres 5.0 v at the small red wire,and ground at the grey [...] MOD is alittle vague,but it looks like I should have batt. V at the red wi...

FIX posted 5/1/2003

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle