Oldsmobile 15067323 Transmission Assembly, Man (Nv3500)

Disconnect the negative cable from the battery, raise the vehicle and support it securely on jackstands, drain the transmission fluid and reinstall the pan, unplug all electrical connectors, disconnect the shift cable, remove the driveshaft and, if equipped with 4WD, the front driveshaft as well, remove the transfer case if applicable, relieve the fuel system pressure and disconnect the fuel line fittings, remove the rear transmission mount-to-crossmember nut(s), remove the cross member-to-frame bolts, remove any exhaust components that will interfere with transmission removal, remove the starter motor, remove the torque converter cover, mark the torque converter and the driveplate for proper reinstallation, remove the drive plate-to-torque converter bolts while turning the crankshaft for access, support the engine with a jack using a block of wood under the oil pan, support the transmission with a jack designed for this purpose and use safety chains for stability, raise the transmission enough to allow removal of the cross- member, detach the fuel line and wiring harness brackets from the transmission, remove the transmission-to-engine bolts, remove the transmission dipstick tube, lower the transmission slightly and disconnect and plug the transmission fluid cooler lines, remove the transfer case shifter, move the transmission to the rear to disengage it from the engine block dowel pins ensuring the torque converter is detached from the driveplate, and secure the torque converter to the transmission. For installation, ensure the torque converter hub is securely engaged in the pump, raise the transmission into position while keeping it level to prevent the torque converter from sliding out, connect the transmission fluid cooler lines, align the marks on the torque converter and driveplate, move the transmission forward until the dowel pins engage with the bell housing holes, install and securely tighten the transmission housing-to-engine bolts, install and tighten the drive plate-to-torque converter bolts to specifications, install the crossmember and lower the mounting stud into its hole while tightening the bolts and nuts securely, remove the jacks supporting the transmission and engine, install the dipstick tube, install the starter motor, connect the shift linkage or cable, plug in the transmission wire harness connectors, install the torque converter cover, install the transfer case if equipped with 4WD, install the driveshaft(s), install the shift linkage or cable, reinstall any exhaust system components that were removed or disconnected, lower the vehicle, fill the transmission with the specified fluid, run the engine, and check for fluid leaks.

Disconnect the negative cable from the battery, raise the vehicle and support it securely on jackstands, drain the transmission fluid and reinstall the pan, unplug all electrical connectors, disconnect the shift cable, remove the driveshaft and, if equipped with 4WD, the front driveshaft as well, remove the transfer case if applicable, relieve the fuel system pressure and disconnect the fuel line fittings, remove the rear transmission mount-to-crossmember nut(s), remove the cross member-to-frame bolts, remove any exhaust components that will interfere with transmission removal, remove the starter motor, remove the torque converter cover, mark the torque converter and the driveplate for proper reinstallation, remove the drive plate-to-torque converter bolts while turning the crankshaft for access, support the engine with a jack using a block of wood under the oil pan, support the transmission with a jack designed for this purpose and use safety chains for stability, raise the transmission enough to allow removal of the cross- member, detach the fuel line and wiring harness brackets from the transmission, remove the transmission-to-engine bolts, remove the transmission dipstick tube, lower the transmission slightly and disconnect and plug the transmission fluid cooler lines, remove the transfer case shifter, move the transmission to the rear to disengage it from the engine block dowel pins ensuring the torque converter is detached from the driveplate, and secure the torque converter to the transmission. For installation, ensure the torque converter hub is securely engaged in the pump, raise the transmission into position while keeping it level to prevent the torque converter from sliding out, connect the transmission fluid cooler lines, align the marks on the torque converter and driveplate, move the transmission forward until the dowel pins engage with the bell housing holes, install and securely tighten the transmission housing-to-engine bolts, install and tighten the drive plate-to-torque converter bolts to specifications, install the crossmember and lower the mounting stud into its hole while tightening the bolts and nuts securely, remove the jacks supporting the transmission and engine, install the dipstick tube, install the starter motor, connect the shift linkage or cable, plug in the transmission wire harness connectors, install the torque converter cover, install the transfer case if equipped with 4WD, install the driveshaft(s), install the shift linkage or cable, reinstall any exhaust system components that were removed or disconnected, lower the vehicle, fill the transmission with the specified fluid, run the engine, and check for fluid leaks.

The initial steps for removing the transmission are as follows: Disconnect the negative cable from the battery. Raise the vehicle on jackstands. Drain the transmission fluid and reinstall the pan. Unplug all electrical connectors.

The first step is to disconnect the negative battery cable and remove the shift lever.