GM 3.1L Index of Articles
If an EGR diagnostic trouble code is illuminating the check engine light, this is the tutorial you need to troubleshoot the problem! You can easily test the electronic EGR... [read more]
You might think that the starter motor test is difficult to do, but nothing could be further from the truth! Not to mention, you don't need to remove the starter motor to... [read more]
This simplified ignition system wiring diagram applies to the following vehicles: 1997 3.1L V6 Buick Century. This typical circuit diagram includes the following... [read more]
What makes testing the fuel pump so easy, on the 3.1L V6 equipped Buick Regal or Oldsmobile Cutlass Supreme is that the fuel injector rail is fitted with a Schrader... [read more]
This simplified ignition system wiring diagram applies to the following vehicles: 1996 3.1L V6 Buick Century. This typical circuit diagram includes the following... [read more]
As you probably already know, the throttle position sensor (TPS) is the component that the fuel injection computer uses to detect throttle angle. Sooner or later, the TPS... [read more]
This simplified ignition system wiring diagram applies to the following vehicles: 1994, 1995 3.1L V6 Buick Century. This typical circuit diagram includes the following... [read more]
You can quickly and accurately test the alternator with a simple multimeter -no expensive diagnostic equipment is needed! In this tutorial, you'll find the alternator test... [read more]
When the front O2 sensor's internal heater fails, the PCM will set a diagnostic trouble code P0135. But an internal heater failure isn't the only thing that'll set the... [read more]
You can easily and quickly test the starter motor with a few basic hand tools and a multimeter. In this tutorial, I'll show you how in a step-by-step manner. You'll easily... [read more]
