From Tycoon Gaming
- Go to the Specialized Job marker in the Northeast area of Los Santos.
- Go to the orange Job Selector circle and choose Transformer Repair.
- Go to the green market icon and purchase Cables, Fuses and Relays. You need these to complete repair jobs and if you plan on doing this job for a while you should purchase a lot. You can also come back to this location and purchase more when you run out.
- Wait for a call out to appear in the top right area of your screen, the call out details the supplies you will need, as seen in this image below.
- Go to the location marked on your map as Job (Transformer Repair) and repair the transformer.
- You will keep receiving callouts until you switch jobs.