Automatic Transmission Removal & Installation Cadillac DeVille Concours

MODEL IDENTIFICATION

MODEL IDENTIFICATION

4T60-E & 4T65-E TRANSAXLE

Removal ("C", "H" & "K" Bodies)

1. Disconnect negative battery cable. Remove cross brace from strut towers. Reinstall inboard strut nuts. Remove air intake duct. Disconnect cruise control cable from throttle body and cruise control servo. Disconnect shift cable from transaxle.
2. Disconnect vacuum hoses and electrical connectors as necessary. Remove fuel line retainers. Remove 3 top transaxle-to-engine bolts. Support engine from top using Engine Support Fixture (J-28467-A). Slightly lift engine/transaxle assembly just enough to take pressure off of mounts. Turn steering wheel to full left position.
3. Raise and support vehicle. Remove front wheels. Separate both lower ball joints from steering knuckles. Remove right drive axle from transaxle. DO NOT remove axle from hub/knuckle assembly. See appropriate AXLE SHAFTS article in DRIVE AXLES.
4. Remove left drive axle from transaxle and hub/knuckle assembly. Support transaxle. Remove left front transaxle mount. Remove torque strut bracket from transaxle, if equipped.
5. Remove left rear transaxle mount-to-transaxle bolts. Remove transaxle brace from engine bracket. Remove stabilizer bar from control arm. Remove flexplate cover. Mark torque converter in relation to flexplate for alignment during installation. Remove flexplate-to-converter bolts. Remove bolts attaching rear frame-to-front frame member. Remove left frame-to-body bolts.
6. Remove right front frame member bolts. Swing frame assembly down and aside, then support with jack stand. Disconnect fluid cooler lines from transaxle. Remove remaining transaxle-to-engine bolts. Ensure all wiring harness connectors and hoses are disconnected. Lower transaxle from vehicle.

Note. One transaxle-to-engine bolt is installed from engine side. It may be necessary to use access hole located in right fenderwell and a 3-foot extension to reach bolt for removal.

To install, reverse removal procedure. Tighten nuts and bolts to specification. See TORQUE SPECIFICATIONS . Adjust shift cable. See ADJUSTMENTS in appropriate AUTOMATIC article in TRANSMISSION SERVICING. Refill transaxle to proper fluid level.

Removal ("E" & "K" Bodies)

1. Disconnect negative battery cable. Remove air cleaner assembly. Remove torque struts. Disconnect range control cable and bracket at transaxle. Disconnect manual shaft lever and transaxle range switch. Install Engine Support Fixture (J-28467-A).
2. Raise and support vehicle on hoist. Remove front wheels. Remove front splash shields. Disconnect vacuum hoses and electrical connectors as necessary. Disconnect power steering pressure hose at steering gear. Install plugs into steering gear and pressure line to prevent fluid leakage or contamination.
3. Disconnect power steering return hose at auxiliary cooler. Install plugs into cooler and return hose to prevent fluid leakage or contamination. Rotate steering intermediate shaft allowing steering gear stub shaft clamp bolt access from left wheel opening. Remove clamp bolt and steering intermediate shaft from steering gear. NOTE: Failure to disconnect intermediate shaft from rack and pinion stub shaft can result in damage to steering gear and/or intermediate shaft and personal injury. CAUTION: DO NOT rotate steering wheel or move position of steering gear once intermediate shaft is disconnected. This will reposition inflatable restraint coil in steering column. If inflatable restraint coil becomes off centered, it may be damaged during vehicle operation.
4. Disconnect front suspension position sensors from lower control arms and position out of way. Disconnect stabilizer links from lower control arms. Remove tie rod cotter pins and nuts. Separate tie rods from steering knuckles.
5. Remove drive axle nuts, and separate drive axles from hubs. Remove drive axles from transaxle. See appropriate AXLE SHAFTS article in DRIVE AXLES. Remove A/C splash shield from frame. Disconnect ABS modulator from bracket and support. Remove engine oil pan-to-transaxle bracket.
6. Remove torque converter cover. Remove flexplate-to-converter bolts. Disconnect transaxle cooler pipes from transaxle. Remove left and right transaxle mount nuts and right engine mount nuts at frame. Support frame.
7. Remove 6 frame mount bolts. Lower frame and/or raise vehicle with steering gear attached. Remove left transaxle mount and bracket from transaxle. Remove engine-to-transaxle bracket. Install Transaxle Support Fixture (J-28664). Remove engine-to-transaxle bolts. Lower and remove transaxle.

To install, reverse removal procedure. Tighten nuts and bolts to specification. See TORQUE SPECIFICATIONS . Adjust shift cable. See ADJUSTMENTS in appropriate AUTOMATIC article in TRANSMISSION SERVICING. Refill transaxle to proper fluid level.

TORQUE SPECIFICATIONS

TORQUE SPECIFICATIONS

See also:
• COMPUTER RELEARN PROCEDURES
• TORQUE SPECIFICATIONS