GM 2.8L Vortec 4-Cylinder Index of Articles

This tutorial will explain how to bench-test the camshaft position actuator solenoid step by step. With your test results, you'll quickly determine if the camshaft position... [read more]

It's not difficult to test the camshaft position (CMP) sensor on your 2004-2006 2.8L Chevrolet Colorado or GMC Canyon. The best part is that you don't need any expensive... [read more]

You can perform one of four different tests to troubleshoot a blown head gasket issue on your 2004-2006 2.8L Chevrolet Colorado or GMC Canyon. If you suspect a blown head... [read more]

You can easily and quickly test the ignition coils on your 2.8L Chevrolet Colorado or GMC Canyon without fancy or expensive diagnostic equipment. In this tutorial, I'll... [read more]

Testing the engine compression on the 2004-2006 2.8L Chevrolet Colorado or GMC Canyon is easy because the spark plugs are accessible. So if you need to test the engine's... [read more]

The crankshaft position (CKP) sensor on the 2004-2006 2.8L Chevrolet Colorado (GMC Canyon) is a simple two-wire variable reluctor type sensor you can easily test with a... [read more]

APPLIES TO: This simplified TAC APP sensor assembly circuit wiring diagram applies to the following vehicles: 2.8L Chevrolet Colorado: 2004, 2005, 2006. 2.8L GMC... [read more]

APPLIES TO: This ignition system wiring diagram applies to the following vehicles: 2.8L Chevrolet Colorado: 2004, 2005, 2006. 2.8L GMC Canyon: 2004, 2005, 2006. You... [read more]

APPLIES TO: This simplified TAC throttle body circuit wiring diagram applies to the following vehicles: 2.8L Chevrolet Colorado: 2004, 2005, 2006. 2.8L GMC Canyon:... [read more]

In this tutorial, you'll learn how to test the accelerator pedal position (APP) sensor on the 2004-2006 2.8L Chevrolet Colorado and GMC Canyon. All of the tests are done... [read more]