Description and Operation- Distributor Spark Vacuum Modulator Valve (DS-VMV)
- Distributor Spark Vacuum Regulator Valve (DS-VRV)
- Distributor Thermal Control Valve (DTCV)
- Distributor Thermal Control Switch (DTCS)
- Distributor Vacuum Modulator Valve (DVMV)
- Electronic Module Retard-Vacuum Switch (EMR-VS)
- Vacuum Modulator Check Valve (VM-CV)
- Vacuum Reducer Valve
Testing and Inspection
Distributor Vacuum Control
Need a step-by-step guide?
Get an AI-powered repair guide with parts lists, cost estimates, and clear instructions for your 1985 Cadillac.