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

A trouble code P0758: 2-3 Shift Solenoid Circuit Electrical Malfunction usually tells you that the transmission isn't shifting correctly because the 2-3 shift solenoid has... [read more]

A trouble code P0332: Knock Sensor No. 2 Circuit Problem usually tells you that the rear knock sensor has failed. In this tutorial I'll explain what this trouble code... [read more]

NOTE: The above ignition switch circuit wiring diagram applies to the following vehicles: Chevrolet: 4.8L Chevrolet Silverado (1500, 2500): 1999 5.3L Chevrolet... [read more]

A trouble code P0449: EVAP Canister Vent Solenoid Control Circuit Problem usually points to a bad EVAP vent solenoid that isn't closing when commanded ON by the fuel... [read more]

NOTE: The above wiring diagram applies to the following vehicles with an automatic transmission: Chevrolet: 4.8L Chevrolet Silverado (1500, 2500): 1999, 2000... [read more]

A trouble code P0446: Evaporative Control System Vent Valve Performance usually points to a blocked EVAP vent solenoid that isn't able to draw fresh air into the EVAP carbon... [read more]

APPLIES TO: This simplified fuel pump circuit wiring diagram applies to the following vehicles: 4.8L Chevrolet Silverado: 1999, 2000, 2001, 2002. 5.3L Chevrolet... [read more]

In this tutorial I'll explain what a P0300: Random Cylinder Misfire trouble code means. I'll also talk about some of the tests you can perform to find its cause and... [read more]

Troubleshooting DTCs P0135, P0141, P0155, P0161 is not hard and in this tutorial, we'll look at some of the basics you need to know... [read more] at: troubleshootmyvehicle.com

NOTE: The above fuel injector circuit wiring diagram applies to the following vehicles: Chevrolet: 4.8L Chevrolet Silverado (1500, 2500): 1999, 2000, 2001, 2002... [read more]