Removal Procedure
WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Remove the control valve body cover (1) from the transmission. Control Valve Body Cover Replacement (LGX) , or Control Valve Body Cover Replacement (LSY)
Remove the automatic transmission wiring harness (1) from the transmission. Control Valve Body Assembly Removal (Without ETRS) , or Control Valve Body Assembly Removal (With ETRS)