GM 4.3L, 5.0L, 5.7L Index of Articles

The 1996-97 PCM (Powertrain Control Module = Fuel Injection Computer) on your 4.3L, 5.0L or 5.7L Engine has a total of 4 connectors. NOTE: For other PCM pin-out charts,... [read more]

The GM Distributor Mounted Ignition Control Module (ICM), can be tested on the car or truck easily. Not only that, you don't need... [read more] at: easyautodiagnostics.com

This MAF Sensor is used in all of the different GM Makes: Buick, Chevrolet, Oldsmobile, Pontiac, and of course GMC (you'll find a... [read more] at: easyautodiagnostics.com

This is one of the easiest GM ignition control modules to test. This article will take you step by step through the whole process... [read more] at: easyautodiagnostics.com

This type of EGR valve has made the auto repair industry and GM a ton of money over the years, since it's prone to carbon blockage.... [read more] at: easyautodiagnostics.com

This article will help you to find the cause of a Misfire or No Spark- No Start Condition on your GM car, Pick Up, mini-van, van or... [read more] at: easyautodiagnostics.com

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

In three simple test steps, you can find out if the TPS Sensor on your GM Car or Pick Up or SUV or Van is bad. You don’t need a... [read more] at: easyautodiagnostics.com

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: easyautodiagnostics.com

This is one of the easiest Mass Air Flow Sensors to Test. The following Test is an On Car Test that checks the performance of the... [read more] at: easyautodiagnostics.com