Section 108 (Wiring Systems And Power Management - Troubleshooting & Diagnosis)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Symptoms - Wiring Systems
- Power Mode Mismatch
- Retained Accessory Power (RAP) Malfunction
- Utility/Van Zoning
- Electrical Symbols
- General Electrical Diagnosis
- Checking Aftermarket Accessories
- Circuit Testing
- 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
- Wiring Repairs
- Repairing Damaged Wire Insulation
- Flat Wire Repairs
- GMLAN Wiring Repairs
- High Temperature Wiring Repairs
- Heated Oxygen Sensor Wiring Repairs
- Splicing Copper Wire Using Splice Clips
- Splicing Copper Wire Using Splice Sleeves
- Splicing Twisted or Shielded Cable
- Splicing Inline Harness Diodes
- SIR/SRS Wiring Repairs
- Connector Repairs
- Connector Position Assurance Locks
- Terminal Position Assurance Locks
- AFL/EPC Connectors
- Bosch Connectors (0.64)
- Bosch Connectors (2.8 JPT)
- Bosch Connectors (BSK)
- Bosch Connectors (ECM)
- Delphi Connectors (Micro-Pack 100W)
- Delphi Connectors (Pull To Seat)
- Delphi Connectors (Push To Seat)
- Delphi Connectors (Weather Pack)
- Delphi Connectors (12-Way)
- FCI Connectors
- Kostel Connectors
- Molex Connectors
- Sumitomo Connectors
- Tyco/AMP Connectors (025 Cap)
- Tyco/AMP Connectors (CM 42-Way)
- Tyco/AMP Connectors (Sensor)
- Tyco/AMP Connectors (43-Way)
- Tyco/AMP Connectors (Door Module)
- Yazaki Connectors (2-Way)
- Yazaki Connectors (16-Way)
- Repairing Connector Terminals
- Ignition Key Cannot Be Removed from the Ignition Lock Cylinder
- Ignition Key Cannot Turn or Sticks in Any Position