transmission

  1. G

    4l60e 1-2 shift accumulator help

    hello, 1996 vortec 5.7 and 4l60e swaped into 85 squarebody from a stop it feels like the trans is slipping? or hesitating then mabey shifting back and forth between first and second gear very quickly or a hard shift from first and second. all other gears shift normally and if I manually shift...
  2. Nash Bridges

    94 Suburban C1500 engine swap

    so i have a 1994 suburban with a stock 5.7l gas v8 (automatic trans) that has 345,000 miles, could i swap it for something like a bmw v12 or a diesel? what transmission could be used?
  3. B

    4l60e desired shift times

    So im trying to figure out how i should tune my shift times. I have a 4l60e with a vette servo. I have my torque management reduced by 50 percent already. Could someone please tell me why the 3-4 shift times on the normal table are zeroed out. What should i set them to? Also why are the values...
    • bhm99
    • Thread
    • 4l60e gmt400 transmission truck
    • Replies: 4
    • Forum: Transmissions
  4. T

    VSS again. 1997 Chevy K 1500

    Ok, I'm lost. Been reading the posts and I think I overloaded on what everyone has done and how this problem is fixed. Intermittent issues of the speedo, tach, odometer not working, coinciding with the transmission starting in 3rd gear. It starts in third from a stop and won't shift into...
  5. T

    VSS again. 1997 Chevy K 1500

    Ok, I'm lost. Been reading the posts and I think I overloaded on what everyone has done and how this problem is fixed. Intermittent issues of the speedo, tach, odometer not working, coinciding with the transmission starting in 3rd gear. It starts in third from a stop and won't shift into...
  6. S

    4l60e Still Not Right After Rebuild - HELP PLEASE!!

    Hey guys, First post here, but have been reading the forums relentlessly trying to figure out what the hell is going on with my truck. If anyone has any advice, please don't hesitate to share. Thanks in advance. My truck: 1998 Chevrolet K1500 4WD 5.7l V8 260k miles About a month ago, I had my...
  7. 93 GT

    Possible 1-2 Shift Solenoid?

    In January I went on a 2,000 mile road trip (mostly freeway) in my 1993 GMC Yukon GT (automatic). Probably 100 miles before I got home, it started doing this thing where it wouldn't shift out of 1st unless I got the RPMs to at least 2500, let off the gas for a second, let it shift, and then I...
    • 93 GT
    • Thread
    • 1-2 soldenoid 4l60e solenoid sunshell tps transmission
    • Replies: 8
    • Forum: Transmissions
  8. Cole K

    5.3 4L60E Swap '89 Sierra - Trans wiring

    I'm almost done with my swap I just need to finish some wiring which is what brings me to the forum. I used the original wiring harness and fuse block for the trans and engine (LM7) from the 2000 suburban that my power train was pulled from. I've got the majority of wires spliced up to make it...
  9. R422b

    Manual transmission swap ideas 6, 8, or 10 speed

    I would like to challenge youall to recomend a manual transmission for a c2500 or c3500 gmt400. First i dont want to discuss the fact that i am a nut for desiring such a transmission. I already know i am nuts. Here are my specs it needs: narrow gear steps, as many gears as posible, To fit under...
    • R422b
    • Thread
    • comercial manual swap transmission yes i know i am nuts
    • Replies: 17
    • Forum: Transmissions

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