np246
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'03 Tahoe 5.3/4L60/NP246 Swap to 6.0/4L80
I have an '03 Tahoe with the 5.3 Flex, 4L60E, and NP246 (auto 4wd) transfer case. I have the opportunity to buy a low mileage rusted out truck for parts and I'm wondering how straightforward it would be to swap the drivetrain from the junker into my Tahoe. The donor is an '06 Silverado 2500 HD...- ShookieJay
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- 2003 2006 2500 hd 4l60e 4l80e 5.3 6.0 np246 swap tahoe
- Replies: 6
- Forum: Engine & Drivetrain
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NP246 Auto 4wd Transfer Case Owners Beware!
Just wanted to share my experience with y'all and hopefully save someone the headache of blowing up their transfer case. So I bought my '03 Tahoe about 6 months ago with only 69k miles. As of writing, I'm sitting at just over 74k. As long as I've owned it Ive heard a bit of a chatter sound from...- ShookieJay
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- auto 4wd np246 tahoe transfer case
- Replies: 9
- Forum: Engine & Drivetrain
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Is this Auto Trak II fluid a fake?
Hey all, I bought some auto trak 2 fluid for my t-case but the bottle is something I’ve never seen before. Got this off of Amazon. Is this a new bottle? I’m thinking it’s a fake. Front and back pics attached.- Twinsoffroad
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- np246
- Replies: 7
- Forum: Engine & Drivetrain
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Grinding/Chattering Noise From Transfer Case
2003 Tahoe LT, 5.3, 4L60E, NP246. I recently completed a roughly 1500 mile round trip from Connecticut to Tennessee, and back. On my way there, I started to hear a squealing noise coming from the front end. First thought was a wheel bearing, so I pulled over to check it out but didn't find any...- ShookieJay
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- 2003 4l60e chatter grinding noise np246 tahoe transfer case
- Replies: 7
- Forum: Engine & Drivetrain
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Transmission help
Hi, I have a 2001 tahoe ls 5.3 with 200k on it. This truck owes me nothing. This is gonna sound silly, but, I was driving today and getting on the highway and I think the transmission decided it was friday and quit working. I was hitting the gas and it wasnt doing anything. I tried all the gears...- nick benanti
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- 4l60e np246 tahoe
- Replies: 8
- Forum: Engine & Drivetrain
