What are the 2 wires on a GM alternator?
What are the 2 wires on a GM alternator?
The two wires in an alternator is for 1 is for key ON mains which receives the battery power through the ECM and conducts through the regulator and returns through the other wire to the light on the dash, which goes off once engine starts spinning the alternator.
Which wire is the exciter wire on an alternator?
The wire is connected to the “L” terminal of the alternator. The exciter wire is used to turn on the voltage regulator. This wire, when unplugged, should have approx. 12.5 volts with the key on.
What wires are connected to the alternator?
The circuit comprises three main wires: battery positive cable, voltage sensing wire, and ignition wire. The ignition input wire is attached to the engine. It conducts electricity from the engine to the alternator while the voltage detecting cable senses the voltage and is attached to the rectifier.
How do you hook up a one wire alternator?
How to Install a 1-Wire GM Alternator
- Disconnect the negative battery cable at the battery.
- Mount the alternator to the engine.
- Follow the battery positive cable from the battery to where it is connected on the starter relay.
- Reconnect the negative battery cable to the battery.
Where can I get a wiring diagram for a GM Truck?
Access our free Wiring Diagrams Repair Guide for GM Full-Size Trucks 1988-1998 through AutoZone Rewards. These diagrams include: Fig. 2: Sample Diagram: How to Read and Interpret Wiring Diagrams
What is the wiring hookup for a cs-130 alternator?
Between those years you may have the CS-130 or the CS-130D alternator. The wiring hookup is the same for the CS-130 and CS-130D alternators. On both the CS-130 and CS-130D alternators must have a resisted ignition wire to the “L” terminal.
When did the GM Delco-Remy CS130 alternator come out?
The GM Delco-Remy cs130 alternator was used on GM vehicles from about 1986-1996. 1995 -1998 was a transitional period for the cs-130. Between those years you may have the CS-130 or the CS-130D alternator. The wiring hookup is the same for the CS-130 and CS-130D alternators.
Why use our 1988 k1500 wiring diagrams?
You require accurate information to find and fix the fault right away. Use our 1988 K1500 wiring diagram and other schematics as guides while you’re troubleshooting the problem or determining what you need to buy. And best of all, you’re already in the right place to find the electrical components to complete the job.
