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Shifting funny. 1st to 2nd
Yeah my case is a bit different. It only happens for me at about 10 to 15mph and when it does I can hear a weird buzzing/grumbling sound coming from under my left foot. It doesn't feel like it's gears or transmission. It seems like the sound comes from the driver side tire. I know it's not...- Didgeridoo86
- Post #3
- Forum: Engine & Drivetrain
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Hard shift from first to second
I think I have a similar problem. With mine going from 1st to 2nd the revs drop off and the throttle stops working and if I take my foot off the gas for 2 seconds it shifts to second and it's fine after that. It doesn't jerk or shift hard. I don't have a clue what it is yet especially since I...- Didgeridoo86
- Post #2
- Forum: Engine & Drivetrain
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Shifting funny. 1st to 2nd
This is my first post. Thank you all so much in advance. I have a 2003 GMC Yukon Denali sport with the full tow package. 6.0L 143,000k. OK so I have no transmission error codes. I did have a p0300 code. So from a full stop accelerating it goes through fist gear perfectly and about...- Didgeridoo86
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- Replies: 3
- Forum: Engine & Drivetrain
