Compare Maximum number of 4 items selected ACDelco 4 Terminal HVAC Control Switch - 15-7004 Part #: 15-7004 Line: ACD ACDelco 4 Terminal HVAC Control Switch 1 Year Limited Warranty Number Of Terminals: 4 Connector Shape: Round Attachment Method: Bolt-On Voltage (V): 12 Volt OE Reference Number: 16001570 Show More Show Less