For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2006 🢒 GMC Sierra Denali 🢒 Driveline/Axle 🢒 Transfer Case - NVG 263-NP1 🢒 Circuit Testing

Circuit Testing for GMC Truck GMC Sierra Denali 2006

The Circuit Testing section contains the following diagnostic testing information. Using this information along with the diagnostic procedures will identify the cause of the electrical malfunction.

•	Using Connector Test Adapters

•	Probing Electrical Connectors

•	Troubleshooting with a Digital Multimeter

•	Troubleshooting with a Test Lamp

•	Using Fused Jumper Wires

•	Measuring Voltage

•	Measuring Voltage Drop

•	Measuring Frequency

•	Testing for Continuity

•	Testing for Short to Ground

•	Testing for a Short to Voltage

•	Testing for Intermittent Conditions and Poor Connections

•	Inducing Intermittent Fault Conditions

•	Testing for Electrical Intermittents

•	Scan Tool Snapshot Procedure

•	Circuit Protection - Fuses

•	Circuit Protection - Circuit Breakers

•	Circuit Protection - Fusible Links