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.

Set the Digital Multimeter (DMM) to the V (DC) position.Connect the positive lead of the DMM to one point of the circuit to be tested.Connect the negative lead of the DMM to the other point of the circuit.Operate the circuit.The DMM displays the difference in voltage between the 2-points.
Electronic Vibration Analyzer (EVA) Description and Operation
Measuring FrequencyMaintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtainedfrom your dealer.PartGM Part NumberACDelco Part NumberEngine Air Cleaner/Filter25899727A3138CEngine Oil Filter2.4L L4 Engine12605566PF457G3.6L V6 Engine89017525PF63Passenger Compartment Air Filter20901295CF177Sp ...