Thread: 4wd system operation 98up Blazers
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Old 11-25-2007, 04:21 PM   #25
Leifmb
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Re: 4wd system operation 98up Blazers
The actuator is under the battery tray and is NOT the same as the vacuum switch located on the center of the firewall above. The vacuum switch is pretty small and has one electrical plug with two wires and two vacuum lines going to it.
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