transmission

  1. J

    2004 tranny randomly changes to 4wd

    Hello, I've recently bought a 2004 LT tahoe. When I turn it on, often times the transmission switch displays a new transmission setting- in example, I'm usually in 2wd. When I turn the truck on it will set in 4h, Auto 4wd, 4L. I replaced the TCCM, which helped one problem- I wasnt able to shift...
  2. J

    2004 transmission changes on its own?

    Hello, I've recently bought a 2004 LT tahoe. When I turn it on, often times the transmission switch displays a new transmission setting- in example, I'm usually in 2wd. When I turn the truck on it will set in 4h, Auto 4wd, 4L. I replaced the TCCM, which helped one problem- I wasnt able to shift...
  3. R

    Transmission swap question

    Hopefully I didn't miss this being posted already, if so, I'm sorry. I have a 2004 Tahoe, 2WD, 4.8L, 4L60E. Transmission went out, I have a 1999 Silverado 5.3L, 4L60E 4x4 with transfer case. The only thing I noticed different besides having the transfer case and extra plugs on the 99...
  4. T

    2004 Driveshaft yoke leaking trans fluid

    I had a rebuilt transmission put on the Tahoe in May, 2104 by the local Chevy dealership. Have 89,000 miles and 8 months or so left on the warranty. Don't drive the vehicle much...at all. 11 thousand miles since May, 2014. I now know I need to drive it more... Noticed fluid leaking from in...
  5. M

    Sun shell broken? Radiator replaced

    Hey all - new to the forums and looking for some insight. I've been driving my sister's '99 Tahoe which I don't know much about. It was overheating, so we took it in to be looked at and ended up with a new radiator, which had cracked. They said the lines were rusted, but managed to get them off...
  6. T

    Power on sounds after driving over water

    Hi all, I have a 2014 Tahoe LTZ, i drove over a pod of water (it wasnt deep 18") and while driving i heard like a stomp and then the truck shut down, i parked it out of the water (with whatever momentum it had in it), i tried to turn it on, at first it wouldnt do anything, as in it wouldn't...
  7. T

    4 wheel drive issue

    I have a 99. Last winter I discovered that the transmission doesn't shift when the 4 wheel drive is engaged. Sometimes when the transmission heats up it slips in 2nd and 3rd gear. I just replaced the transfer case speed sensor and put in fresh fluid. Now the 4 wheel drive won't even try to...
  8. fishin4x4

    99 Tahoe Beach Truck Over haul

    Ok I have a 2 door 4x4 99 Chevy Tahoe. It currently has a POS 3" body lift that I am removing. I have taken the upper end off the engine and had the heads ported and polished, increased valve size, replaced rockers, studs and springs and am installing a cam. My next crossroads was to decide...
  9. S

    Lost reverse + whirring noise above 40 when coasting? Tranny or x-fer case?

    Changed fluids on gf's 2002 4wd Tahoe LT 5.3L, changed front and rear diff, dropped tranny pan and flushed(looked "ok", no large shavings), put new ACDelco filter, flushed transfer case (was almost dry/old oil was super black, also like 2 small (7mmX7mm?) pieces of white plastic came out when I...
  10. M

    80k Maintenance

    Hey all, long-time reader/lurker, first time poster here. I've got a 2003 Chevy Tahoe LS (5.3L v8) that is the family vehicle. I just passed 80k miles last week, and we've owned it since ~35k miles, bought it in 2007. Anyway, for the past four years or so, we've used the Tahoe to pull our...
  11. C

    98 Tahoe Valve Body

    I've posted here before about the tranny clunk I was experiencing between 1/2 gears when towing long distances in west texas mountains. got a lot of great feedback. Towed my camper recently (1200 miles round trip) in the suggested 3rd gear and experienced no clunk. this past week I was in...
  12. D

    Slipping OD on transmission- advice

    Ok this has been an outstanding forum community and I have solved a few really challenging concerns with my Yukon and appreciate in advance your help! Yesterday on the freeway I noticed some slight tugging on my transmission at 65 MPH after an hour long drive. Then when going over a grade it...
  13. C

    Questions about 1995 Tahoe with 223,000 miles

    Hello there, I am new to Tahoes and I am thinking about trading my 81 gmc sierra for a 95 Tahoe that the guy on craigslist said may need a new transfer case but he drives it everyday..I am just wondering if at 223,000 miles the transmission will be going bad??? he says it runs great, but if it...
  14. I

    Transmission issues? Help narrow it down?

    First of thanks guys! I'm new to this forum and any help would be appreciated! I have a 1999 Tahoe with almost 300000 miles on it. The other day driving home on the interstate, the over drive slipped and the engine just revved at highway speed. It continued to do this, stayed stuck in 3rd gear...
  15. C

    99 tahoe goes into nuetral

    I have a 99 tahoe. Ive had it for about 3 years now. A couple months after i got it i noticed that when i press on the gas firmly (like coming out of a gas station onto a busy street) the truck would make this jerking feeling and it would like go into neutral for about 5 seconds and when i would...
  16. T

    Rebuilding my 4L60-E... Advice?

    The trans in my 96 Tahoe gave out yesterday, leaving me with no reverse and no 2nd gear (broken sun gear/reaction). I'm going to rebuild it, and trying to put together a list of parts to replace. I'm trying to do this as inexpensively as possible while still replacing what's necessary. for...
  17. P

    1999 Tahoe Overdrive Problem

    Have a 1999 2WD Tahoe with 169,000mi. Have had all the common issues over the years: dead fuel pump, lower intake manifold gasket leak, 2 alternators, starter, corroded distributor cap causing had/no start when wet, broken drivers side door handle. Fixed them all. However, have an issue I...
  18. Y

    Performance transmissions

    So after driving my 96 Tahoe 46,000 miles with the "famous" broken sun gear she finally won't shift out of first. With that being said I am now ready for a heavy duty transmission that will be able to handle more abuse. I have been looking all around online reading reviews on various cites...
  19. NJTahoe

    2001 Tahoe shifting hard

    Let m explain everything that is going on. I picked up a used Tahoe this past weekend from a friend of a friend. There is no heat in the Tahoe and I looked at it and it was low, and nasty looking. I added some but still nothing so I thought it could use a flush and I had that done and still...
  20. Z

    Couple of things an amateur wants to learn bout his 04 Tahoe

    I have a 2004 Tahoe 4.8L 2x4 bought, driven, and maintained excellently in the hot streets of Arizona with 52k miles on it, stock. Now I want to do a few things to this truck myself, but need a couple helpful people to give me some steps to begin, as well as some tutorials if you are willing...
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