DESCRIPTION
Radio Frequency Interference (RFI) and Electro- Magnetic Interference (EMI) noise suppression is accomplished primarily through circuitry internal to the radio receivers. These internal suppression devices are only serviced as part of the radio receiver.
External suppression devices that are used on this vehicle to control RFI or EMI noise include the following:
For more information on the spark plugs and secondary ignition components, refer to Ignition System in the Description and Operation section of Group 8D - Ignition System.