GM Service Manual Online
For 1990-2009 cars only

Notice: Refer to Test Probe Notice in the Preface section.


    Object Number: 1940055  Size: SH
  1. Select the V (DC) position (3) on the Digital Multimeter (1) .
  2. Connect the positive lead (4) of the Digital Multimeter (1) to one point of the circuit to be tested.
  3. Connect the negative lead (6) of the Digital Multimeter (1) to the other point of the circuit.
  4. Turn the switch (5) to the ON position to operate the circuit.
  5. The Digital Multimeter (1) displays the difference in voltage between the 2 points (2).