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transmission issue

  1. Chevy Suburban Forum (GMC Yukon XL)
    I have a 1999 Suburban K2500. It’s got the 5.7 and the 4l80 in it. I’m having an issue with it shifting out of first gear. This happened after I unplugged 2 of the speed sensors while trying to figure out what is wrong with my 4WD. I obviously plugged them back in and fired it up and it was...
  2. Chevy Suburban Forum (GMC Yukon XL)
    97' Suburban 1500 Shakes after I accelerate to 40-60 mph only when given gas, and only when it's already warm. Doesn't do it on cold start at all, just swapped distributor, so it's not as bad, but still going on. It's fine if shifts to another gear and only below 2,000 RPM. I was told it may be...
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