I have a Delco 24 si alternator that charges 14.5 volts, but only about 2.1 volts under load, (lights,radio, etc on). Thanks
Mar 3, 2015 at 8:54 PM
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HMAC300
AUTOMOTIVE REPAIR CONTRIBUTOR
48,601 POSTS
check to make sure blet I sin good shape and if a car/truck check for a burnt fusible link.
Mar 4, 2015 at 7:32 AM
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UMSURE12
MEMBER
4 POSTS
Ok we checked belt and fusible link, Then we tried a Delco 22 si to see if was alternator related. 22 si charges at 14.8 volts under load. Thanks
Mar 4, 2015 at 9:14 AM
UMSURE12
MEMBER
4 POSTS
Regulator maybe??
Mar 4, 2015 at 5:05 PM
HMAC300
AUTOMOTIVE REPAIR CONTRIBUTOR
48,601 POSTS
yes it may be a regulator but that would be internal and replacing alternator is easiest