4l60e in limp mode second and drive, no low or overdrive. is it possible to disconnect comp. and shift manually?
May 21, 2021 at 12:04 AM
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ASEMASTER6371
AUTOMOTIVE REPAIR CONTRIBUTOR
52,796 POSTS
Good morning,
No, it cannot be disconnected since it is controlled by the ECM.
You most likely have a valve body issue in the transmission. I would start by changing the fluid and filter and see if there is any metal in the bottom of the pan.