shifting

  1. J

    Tuner to fix shifting in 2000 Tahoe (auto transmission)

    My mechanic recommended I get a "tuner" to fix the weird shifting I'm getting in my 2000 Tahoe. I'm looking for advice on which device, and how to make the settings I need. Issue Details: I had my automatic transmission rebuilt about 6 months ago. It works great 80% of the time. Sometimes it...
  2. M

    2015 Suburban-Periodic rear end rumble strip sensation at highways speeds, between 1k-2k rpm

    Same feeling when you drive over a "rumble strip" on the highway occurring at highway speeds. The sensation feels like it is coming from the rear of the vehicle, will last for a second or two along with a rpm drop of about 100-250. This will repeat rhythmically sometimes, and randomly at times...
    • montcrw15
    • Thread
    • abnormal shifting engine highway speed rpm drop rpms rumble shifting transmission
    • Replies: 3
    • Forum: Engine & Drivetrain
  3. Z

    PLEASE HELP - possible trans issue

    Hello everyone, Very new here and tried searching up this issue but couldn’t really find anything similar so my apologies if this has been covered already. I have a 2017 Suburban z71 5.3 6speed trans that just rolled over 80k. Literally OVERNIGHT (seriously not 1 single issue before) it...
  4. 76Nick

    2003 Tahoe Z71 won't move in Drive or 3rd

    Hello, I have a 2003 Tahoe Z71 with a 4L60. Has 140k on the clock. Previous owner said the trans was rebuilt but I have an odd feeling he lied. Anyway, my wife was pulling out of dunkin donuts today and she said she heard a clunk when it tried to change from 1st to 2nd and the truck stopped...
  5. J

    Automatic Transmission - slight surge from 1st to 2nd

    2000 LT 5.3L V8 2WD Tahoe, automatic with 200,000 +/- miles. History: Automatic transmission was completely rebuilt about 6 years ago. About a year ago, the transmission started slipping with some hard shifts. The transmission fluid looked normal (for the age). I removed some transmission...
  6. RGreen

    97 Yukon won't shift right when ABS light is on

    I've had a couple of incidents where the ABS light comes on on the dash, and then the transmission won't shift properly. It happens on cold, wet days. I've been told that this vehicle (97 GMC Yukon 4WD 5.7) does not have interface between the transmission and the braking system, yet it's...

Forum statistics

Threads
132,380
Posts
1,867,077
Members
97,017
Latest member
97ext

Latest posts

Top