U.S.: 1-800-243-8872
TTY Users (U.S. Only): 1-888-889-2438
Canada: 1-800-268-6800
As the owner of a new Chevrolet, you are automatically enrolled in the Roadside Assistanceprogram.
SeeRoadside Assistance Program.
Using this Manual
Scan Tool Snapshot ProcedureMeasuring Voltage Drop
Special Tools EL–39200 Digital Multimeter (DMM)For equivalent regional tools, refer toSpecial Tools.Caution:Refer toTest Probe Caution.The following procedure determines the difference in voltage potential between 2-points.hotatalltimesfuseSet the Digital Multimeter (DMM) to the V (DC) position.Co ...