

This typical circuit diagram of the ignition coil, ignition control module, and pickup coil applies to the 1991, 1992, 1993 2.8L V6 Chevrolet S10 and 2.8L GMC S15.
NOTE: Testing the ignition system is a breeze. This tutorial will help you test the ignition coil, ignition module, and the crankshaft position sensor (pickup coil):
- How To Test The Ignition Coil -No Start Tests (2.8L V6 GM).
- How To Test The Ignition Control Module (2.8L V6 GM).
More GM 2.8L Tutorials
To see all of the 2.8L S10/S15 specific articles, go to: GM 2.8L Index of Articles.
Here's a sample of the articles you'll find in the Index of Articles:
- How To Test The MAP Sensor With A Multimeter (2.8L Chevy S10, GMC S15).
- Vacuum Hose Routing Diagram 1988 GM 2.8L S10/S15.
- How To Test For A Bad Alternator (2.8L V6 S10/S15).
- How To Test Engine Compression (2.8L S10 Pickup/Blazer).
- How To Bench Test The Starter Motor.
- How To Test The Starter Motor On the Car (Step by Step).

If this info really saved the day, buy me a beer!