Probing Electrical Connectors: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Special Tools
EL-35616 Terminal Test Probe Kit
For equivalent regional tools, refer to Special Tools .
WARNING:
This procedure should not be performed on high voltage circuits. Performing this procedure on high voltage circuits may result in serious injury or death.
NOTE:
Always be sure to reinstall the connector position assurance (CPA) and terminal position assurance (TPA) when reconnecting connectors or replacing terminals.