Modded Mustang Forums banner

1 - 2 of 2 Posts

·
Registered
Joined
·
7 Posts
Discussion Starter #1
hey need some help. bought this car guy put new alt on last yr then let car sit. i put new batt in this yr and car runs off batt and alt is good but lights r low no tail lights n radio is haywire. what could cause my 89 charging system to be down? Does the 89 have a regulator?
 

·
Registered
Joined
·
57 Posts
They do have regulator's. It is located at the back of the alternator. If you havent done this yet, take the alternator off and take to your local autozone and have them put it on a load and voltage tester.
 
1 - 2 of 2 Posts
Top