GM 3.8L Index of Articles

Troubleshooting a bad throttle position sensor can be easily done with only a multimeter. The TPS is one of those sensors that you... [read more] at:

Crankshaft Position (CKP) Sensors and Camshaft Positions (CMP) Sensors used on cars and trucks today come in all sorts of different... [read more] at:

With this tutorial, I'm gonna' help you test the upstream oxygen sensor (also known as the front 02 sensor or the O2 sensor before the catalytic converter) on your 1997-2003... [read more]

Bench testing the starter is the most effective way to find out if the Starter Motor is in fact bad. This is an easy test that you... [read more] at:

Testing the front (upstream) oxygen sensor on your 3.8L Buick (Chevy, Olds, or Pontiac) vehicle is a pretty easy thing. In this tutorial, I'll show you how to test the... [read more]

The purpose of this Case Study is to show you how to test for a DOES NOT CRANK Condition. You should be able to see that: These... [read more] at: