GM 4.8L, 5.3L, 6.0L Index of Articles

Blown Head Gasket Test (GM 4.8L, 5.3L, 6.0L)

Blown Head Gasket Test (GM 4.8L, 5.3L, 6.0L)

The end result of severe over-heating is usually a Blown Head Gasket, but not always. If and/when a Head Gasket Burns or the Cylinder Head Warps, you're gonna' need to check/test for 3 specific things and they are: Engine Oil mixed with... read more >> (at: easyautodiagnostics.com)

Multimeter Resistance Specifications of APP Sensor 1, APP Sensor 2

Multimeter Resistance Specifications of  APP Sensor 1, APP Sensor 2

If you've been searching for a simple resistance test and specification tutorial for the Accelerator Pedal Position (APP) Sensors (APP 1, APP 2, and APP 3)... then you've found it here. In this tutorial, I'm gonna' present to you my ‘Cheat... read more >> (at: easyautodiagnostics.com)

P0220 TP Sensor B Circuit Malfunction (with TAC Electronic Throttle Body)

P0220 TP Sensor B Circuit Malfunction  (with TAC Electronic Throttle Body)

In this tutorial, I'm gonna' help you troubleshoot Throttle Position (TP) Sensor 2, also know as TP Sensor B, to see if this bad boy is BAD or not. When TP Sensor 2 goes BAD, it'll usually set a P0220: Throttle Position (TP) Sensor 2 Malfunction... read more >> (at: easyautodiagnostics.com)

How to Test the GM Accelerator Pedal Position (APP) Sensor 2

How to Test the GM Accelerator Pedal Position (APP) Sensor 2

Testing the Accelerator Pedal Positions (APP) Assembly, to see if APP Sensor 2 is BAD or not, is not that hard. In this test tutorial, I'll help you diagnose a Accelerator Pedal Position (TP) Sensor 2 Malfunction Diagnostic Trouble Code in a... read more >> (at: easyautodiagnostics.com)

P0120 TP Sensor 1 Circuit Malfunction (with Electronic Throttle Body)

P0120 TP Sensor 1 Circuit Malfunction  (with Electronic Throttle Body)

This test tutorial will help you diagnose a P0120: Throttle Position (TP) Sensor 1 Malfunction with the Throttle Actuator Control (TAC) Throttle Body in a step-by-step manner using only a Multimeter. In case you're wondering what the heck is... read more >> (at: easyautodiagnostics.com)

How to Test the GM Accelerator Pedal Position (APP) Sensor 1

How to Test the GM Accelerator Pedal Position (APP) Sensor 1

This test tutorial will help you diagnose a Accelerator Pedal Position (TP) Sensor 1 Malfunction Diagnostic Trouble Code in a step-by-step manner using only a Multimeter. If you've done any type of research (before finding this tutorial), you... read more >> (at: easyautodiagnostics.com)

GM Electronic Throttle Body Circuit Descriptions and Testing Tips

GM Electronic Throttle Body Circuit Descriptions and Testing Tips

‘Fly-by-wire’ systems are being used in a lot of cars and pickups on the road today... and one of the most common ‘Fly-by-Wire’ systems in use is the one that graces most of the newer GM pickups: the Electronic Throttle Body. Everything you read... read more >> (at: easyautodiagnostics.com)

Cleaning the GM Electronic Throttle Body (4.8L, 5.3L, 6.0L)

Cleaning the GM Electronic Throttle Body (4.8L, 5.3L, 6.0L)

Cleaning the Throttle Plate and Throttle Plate bore on the 4.8L, 5.3L, and 6.0L GM Electronic Throttle Body is one of the most important routine maintenance services that should to be done on your GM pickup or SUV. Why?... Well, when gum and... read more >> (at: easyautodiagnostics.com)

How to Test the COP Coils (GM 4.8L, 5.3L, 6.0L, 8.1L)

How to Test the COP Coils (GM 4.8L, 5.3L, 6.0L, 8.1L)

Testing the GM Coil-on-Plug Ignition Coils on your Pick Up truck or SUV is pretty simple and this article will show you just how to do it. Every step is explained in plain english and with photos to guide you every step of the way. So if your GM... read more >> (at: easyautodiagnostics.com)

Resistance Specifications of the TAC Electronic Throttle Body

Resistance Specifications of the  TAC Electronic Throttle Body

In this tutorial, I'm gonna' present to you my ‘Cheat Sheet’ of resistance values that I use to quickly test the Throttle Actuator Control (TAC) Throttle Body. This ‘Cheat Sheet’ is just a list of Multimeter Resistance Test values that I've put... read more >> (at: easyautodiagnostics.com)