vacuum switch broke
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vacuum switch broke
89 gmc 3500 vandura any diagram with description of switch or replacement source? for switch
vac switch locted on back of heat / cool dash selector 5 or 6 vac lines hook onto selector switch to run mode, defrost and outside air doors
vac switch locted on back of heat / cool dash selector 5 or 6 vac lines hook onto selector switch to run mode, defrost and outside air doors
Last edited by jgroberson; May 12, 2017 at 09:56 AM.
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