Pressure Control Solenoid (4T65-E): Removal
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
Remove the case side cover. See CASE SIDE COVER (4T65-E) . Disconnect the transaxle wiring harness. Using a small screwdriver or pick, remove the pressure control solenoid valve retainer (314E) from the control valve body (301). See Fig 1 . Remove the pressure control solenoid (322). Remove the O-ring seals (307, 316) from the pressure control solenoid valve (322) ONLY if they are damaged.