1999 GMC Yukon SLIPPING IN ALL GEARS

Tiny
HUBTELE20
  • MEMBER
  • 1999 GMC YUKON
Transmission problem
1999 GMC Yukon V8 Two Wheel Drive Automatic

WHAT COULD BE CAUSING IT TO SUDDENLY SLIP IN ALL GEARS
Monday, June 23rd, 2008 AT 10:24 PM

1 Reply

Tiny
AIRSOFTSOLDRECN9
  • MEMBER
  • 348 POSTS
Torque converter. Make sure you have the proper amount of transmission fluid. Check this while the car is RUNNING at operating temperature and in park. You must have the car running and hot to properly guage the amount of fluid in the transmission.
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Monday, June 23rd, 2008 AT 10:45 PM

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