Wow thanks. I'm going to probe the wires up there and then go for drive to see what I get.

Thanks for the reply guys. The tires are just a few months old and are equal in tread. Haven't been on long enough to even rotate yet. Been reading these forums quite a bit lately since this is the best resourse for astro vans. But while I had it up I did rotate the driveshafts and watched for rotat...

To be honest I really didn't pay much attention to the fluid the first time I pulled the tc. I tossed the tranny and I was focused on changing that out. Little update, I've changed out the encoder once again with another used unit. And it does the same thing. Which upon starting the van the awd syst...

That's when I'll get the popping noise. When I first start up the van all is good. So I pull out of somewhere making a turn doing so and that's when I get the multiple pops and then the service light. If u had a bad tc is there anyway to tell from this point. When I put in the used encoder motor I r...

Thanks for the reply. What do u think the popping noise is if it's just a bad encoder? Maybe it's not fully engaging the fronts and that's what's making the noise. When I get off work I'm going to jack up to get all 4 off the ground and see if it engages the fronts that way.

I'm sorry about making a new post here but I've read almost all threads referring to this problem and I've still got questions. I've got an 03 astro awd. Bought it used at 110k and it's got 120k or so on it now. We had snow here last week and that's when I noticed the awd not giving power to the fro...