Novasmithjohn
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where does the power to the vacum control to shut off the hot water when the A/C is on max? im getting only 5 volts at the plug 1999 tahoe LS
power to heater hotwater vacum control valve
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east302
Full Access Member
Here’s the diagram. It should be battery voltage to the solenoid. Is that 5V measured using the connector’s ground or the chassis? Ground G105 is at the harmonic balancer.
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