
79 trans am wiring diagram. The 1970 79 systems are practically identical. The regulators are the same though. Looked like the previous owner had pull the dash out and just left wires hanging all over the place. 1980 trans am firebird electrical wiring diagrams.
The wiring diagram shows there may a harness without rear defrost switch wiring but i have not seen one without it. 1970 79 fusebox the 70s trans am fusebox had a single terminal for ignition accesories. Have you tried the wiring diagrams in the haynes manual yet. Also the engine harnesses changed as the.
1979 trans am wiring diagram. Note clicking an image will bring up a full page multi page pdf file. If you looking for the real deal in a four page layout then you are more than. Please feel free to use and pass along to fellow ownersthis infomation.
Year to year differences the basic harnesses changed a lot year to year but sometimes this didnt affect the optional wiring. With this color coded diagram i was able to identify everything and got all the gauges and lights working. 70 79 trans am power windows page this page shows some of the wire routing in 1970 81 trans ams with power windows. Also helped be get everything grounded properly so the the rpm hand does not.
Below you will find a full electrical wiring diagram for use on 1980 trans am and firebird units are in zip file format. In 1980 the fusebox was updated its illustrated below and the power supply was changed quite a bit. There is a good representation in the back of the book. It should be obvious that the front and rear lamp wiring changed in 1979 when the cars were restyled.
I have a great factory book wiring diagram you can use but youre about 100 miles north of me. You can pick one up for about 20 25 dollars at a auto zone or schucks auto parts store.