93 Astro AWD not working.

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astroglide
I am merely driving my van
I am merely driving my van
Posts: 1
Joined: Fri Feb 08, 2008 9:39 pm

93 Astro AWD not working.

Post by astroglide »

Hi Everyone,
Just found this site and learned more about how the AWD works in the last 1 1/2 hours on these forums than I have been able find anywhere else in the last two weeks! I bought this 93 AWD EXT over the summer with 139,000 miles.I pulled the rear interior and made it into a cargo van.This is the first one I have owned and really love it. Of course it needed some work when I bought it from a co worker who does not like to service or take care of anything.The problem is the front wheels are not pulling. (Found this out stuck in snow in my driveway) :D When I changed the transfer case fluid it smelled a little burnt. I have jacked up one side of the van, have it in gear, idling and can get the front wheel to spin if I help to get it going with my hand but can grab it,stop it and turn it backwards while the rear is still spinning.( I can feel a little resistance when I do this but not much) I have watched the front driveshaft and that turns whatever direction I spin the front wheel. I have read a lot on here about the viscous coupling going bad and locking up but have not found anything about it slipping. Any suggestions?
Thanks

LiftedAWDAstro
I have my van tatooed on my cheeks
I have my van tatooed on my cheeks
Posts: 4379
Joined: Sat Sep 09, 2006 3:35 pm
Location: New Haven, NY

Re: 93 Astro AWD not working.

Post by LiftedAWDAstro »

If the front drive shaft turns freely the transfer case is trashed. I have seen this happen to one other BW4472. It was sandfly Bob's and he was a little stuck! LOL With the tranny in park and the front tires off the ground, the front drive shaft should not turn any more than a very small amount. Time for a new/used one or a 2 speed t-case swap.

Image

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Current rides:
2013 Toyota Tundra DC 4x4
2008 Dodge Nitro 4x4
2005 Nissan Sentra 1.8S Special Edition

Mileage spreadsheet

Vans owned:
1986 Safari 2.5L 4 speed manual - scrapped
1995 Astro 2WD conversion 4.11 posi, shift kit, DHC rock rails - sold to Skippy
1998 Astro 4x4 D44, D60, NP231, full hydraulic system with 9k# Milemarker winch and snow plow - sold to Lockdoc
2003 Astro AWD all stock - traded for a 3/4 ton truck
2005 AWD, 4.10's - sold to skippy

astrozam
I have my van tatooed on my cheeks
I have my van tatooed on my cheeks
Posts: 2770
Joined: Fri Sep 08, 2006 2:57 am

Re: 93 Astro AWD not working.

Post by astrozam »

LOL, great pic of Bob's van
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