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- - 4 wheel drive (https://blazerforum.com/forum/engine-transmission-35/4-wheel-drive-28039/)

blaze 1

02-26-2009 11:43 AM

4 wheel drive

my front end doesnt engage when i put it in 4. when i put it in 4 low the rear is low but the front doesnt i replacet both axels in the front it doest grind or make any noise could it be the vacuum line that ingages it

blaze 1

02-26-2009 11:44 AM

RE: 4 wheel drive

by the way its a 1992 s10 4.3

Outsydr

02-26-2009 12:35 PM

RE: 4 wheel drive

could be vac related (first thing i would check personally) start with pulling the cable from the actuator to the front axle by hand and clamp a pair of vise grips on to hold it there and test if 4wd is working, if so then you more than likely have vac problems.

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