Thread: 1991 S-10 Blazer 4wd high inop
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Old Mar 18, 2005 | 06:00 PM
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axis45
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Default Re: 1991 S-10 Blazer 4wd high inop
the vacuum line is for the front actuator that engages the front axel. if it were bad the 4wd would not work at all. its push button right? could be the switch
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