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1985 tpi iroc-z wire identification and purpose

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Old Feb 25, 2015 | 09:18 AM
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Car: 1985 iroc
Engine: 305 tpi
Transmission: 700r4
Axle/Gears: 273
1985 tpi iroc-z wire identification and purpose

wire comes out of firewall and runs on top of the left valve cover with the ac wires and then routes between plugs #1 and 3# to plug into a terminal on the engine. mine broke at the engine, what is its purpose.
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Old Feb 25, 2015 | 04:30 PM
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Re: 1985 tpi iroc-z wire identification and purpose

Temp gauge sending unit
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