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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 660 (Wiring Systems (General Information)) >> Diagnostic Information & Procedures >> Testing For Continuity >> With a DMM

With a DMM

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Set the rotary dial of the DMM to the Ω position.
  2. Disconnect the power feed (i.e. fuse, control module) from the suspect circuit.
  3. Disconnect the load.
  4. Press the MIN MAX button on the DMM.
  5. Connect one lead of the DMM to one end of the circuit to be tested.
  6. Connect the other lead of the DMM to the other end of the circuit.
  7. If the DMM displays low or no resistance and a tone is heard, the circuit has good continuity.
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