S10, Sonoma 4.3L Index of Articles

It can be extremely frustrating when the engine won't start, and unfortunately, there are several possible causes of an engine no-start problem. Some of the most common... [read more]

Having a hard time trying to figure out if your engine's no-start problem is due to a bad ignition control module (ICM) or distributor pickup coil? Well, I've got good news... [read more]

The alternator on the 2001-2003 4.3L V6 Chevrolet S10 pickup and GMC Sonoma is a computer controlled alternator that can easily be tested with a multimeter. In this... [read more]

In this tutorial, I'll explain how to easily and quickly check the ignition coil on your vehicle using only a few simple tools. To make it even easier, I've broken down the... [read more]

If you suspect that the alternator has failed and isn't charging the battery, this tutorial will show you how to test it. The three tests described in this tutorial will... [read more]

Are you having trouble with the blower motor in your 4.3L Chevy S10 pickup (GMC S15 pickup, GMC Sonoma)? If so, you've come to the right place. In this helpful guide,... [read more]

The alternator on the 1996-1997 4.3L Chevy S10 pickup and GMC Sonoma can be easily tested with a multimeter and in this tutorial, I'll show you how. With the results of the... [read more]

Are you dealing with a pesky check engine light in your pre-1996 4.3L V6 Chevrolet S10 pickup (GMC S15 pickup, GMC Sonoma)? It can seem like a daunting task to retrieve the... [read more]

You can easily and quickly test the electronic EGR valve with a multimeter. In this tutorial, I'll explain the tests you need to do step-by-step. With your test results,... [read more]

The idea of testing the MAF sensor can seem a bit overwhelming, but the test isn't difficult to perform and just a few basic tools are all that's required for the... [read more]