Automatic Transaxle Removal & Installation Chevrolet Impala VIII

APPLICATION

TRANSAXLE APPLICATION

Note. Tools Required: Flywheel Holder (J-37096) and Transmission Oil Cooler and Line Flusher (J-35944-A).

Scheme 364

Scheme 365

Scheme 366

Scheme 367

Scheme 368

1. Record preset radio stations. Turn off lamps, accessories and ignition. Disconnect the negative battery cable.
2. Remove the air cleaner intake duct.
3. Disconnect the wiring harness electrical connectors. (Scheme 364)
4. Remove the transaxle range selector cable from the transaxle shift lever.
5. Remove the transaxle range selector cable retainer from the cable.
6. Remove the transaxle range selector cable from the transaxle. (Scheme 365)
7. Remove the transaxle wiring grounds from the transaxle.
8. Remove the upper transaxle bolts (3, 4 and 5) and the stud (2). (Scheme 366)
9. Install the engine support fixture. Refer to one of the following procedures: See «INSTALLATION (3.4L)»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__installation-34l) under ENGINE SUPPORT FIXTURE. See «INSTALLATION (3.8L)»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__installation-38l) under ENGINE SUPPORT FIXTURE.
10. Raise and support the vehicle.
11. Remove the front wheels.
12. Remove the left and the right engine splash shields.
13. Remove the frame from the vehicle. See «FRAME REPLACEMENT»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation).
14. Remove the starter motor. See appropriate STARTERS article in ELECTRICAL.
15. Install the flywheel holder in order to gain access to the torque converter bolts and to prevent the flywheel from turning. (Scheme 367)
16. Remove the torque converter bolts. (Scheme 368)
17. Remove the transaxle oil cooler pipes from the transaxle. See «OIL COOLER HOSE/PIPES»(ref-151481-S05577918322002122600000) under REMOVAL & INSTALLATION in SERVICING - IMPALA & MONTE CARLO article. NOTE: Position and secure the wheel drive shafts out of the way.
18. Remove the left and the right wheel drive shafts from the transaxle. See appropriate AXLE SHAFTS article in DRIVELINE/AXLES
19. Secure the drive shafts to the steering knuckles.
20. Disconnect the vehicle speed sensor electrical connector. NOTE: Ensure the transaxle jack is properly secured to the transaxle.
21. Position a transmission jack under the transaxle and secure the transmission jack to the transaxle.
22. Remove the transaxle brace. See «TRANSAXLE BRACE»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation).
23. Remove the lower transaxle bolt (6) and the stud (1). (Scheme 366)
24. Remove the transaxle from the vehicle.
25. Transfer all necessary parts as needed.
26. Flush the transmission cooler and lines. See «OIL COOLER FLUSHING»(ref-151481-S11849168412002122600000) under LUBRICATION in SERVICING - IMPALA & MONTE CARLO article.

Note. Ensure the transaxle is secured properly to the transaxle jack.

1. Position the transaxle onto a transmission jack and secure the transaxle to the transmission jack.
2. Install the transaxle into the vehicle.
3. Install the lower transaxle bolt (6) and the stud (1). (Scheme 366) Tighten bolt and stud to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
4. Install the transaxle brace. See «TRANSAXLE BRACE»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation).
5. Install the flywheel holder in order to gain access to the torque converter bolts and to prevent the flywheel from turning. (Scheme 367)
6. Install the torque converter bolts. (Scheme 368) Tighten bolts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
7. Install the wheel drive shafts into the transaxle. See appropriate AXLE SHAFTS article in DRIVELINE/AXLES.
8. Install the transaxle oil cooler pipes to the transaxle. See «OIL COOLER HOSE/PIPES»(ref-151481-S05577918322002122600000) under REMOVAL & INSTALLATION in SERVICING - IMPALA & MONTE CARLO article.
9. Install the starter motor. See appropriate STARTERS article in ELECTRICAL.
10. Install the frame to the vehicle. See «FRAME REPLACEMENT»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation).
11. Connect the vehicle speed sensor electrical connector.
12. Install the left and the right engine splash shield.
13. Install the front wheels.
14. Lower the vehicle.
15. Remove the engine support fixture.
16. Install the upper transaxle bolts (3, 4 and 5) and the stud (2). (Scheme 366) Tighten bolts and stud to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
17. Install the transaxle wiring grounds and the nuts. Tighten nuts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
18. Connect the transaxle harness electrical connectors.
19. Install the transaxle range selector cable to the transaxle range selector cable bracket. (Scheme 365)
20. Install the automatic transaxle range selector cable retainer to the cable. (Scheme 364)
21. Install the transaxle range selector cable to the transaxle shift lever.
22. Install the air cleaner intake duct.
23. Connect the negative battery cable.
24. Fill the transaxle with appropriate fluid to proper level. See «LUBRICATION»(ref-151481-S28167874502002122600000) in SERVICING - IMPALA & MONTE CARLO article.
25. Inspect for transmission fluid leaks.

Disconnect the negative battery cable. Raise and support the vehicle. Remove the right front tire and wheel. Remove the right engine splash shield. Remove the transaxle brace bolts. (Scheme 369) Remove the transaxle brace.

Scheme 369

Position the transaxle brace to transaxle and engine. Hand start the bolts to the engine. Hand start the bolts to the transaxle. Install the transaxle brace bolts to the engine. Install the transaxle brace bolts to the transaxle. (Scheme 369) Tighten the transaxle brace bolts to the transaxle to specification. See TORQUE SPECIFICATIONS. Tighten the transaxle brace bolts to the engine to specification. Install the right engine splash shield. Install the right front tire and wheel. Lower the vehicle. Connect the negative battery cable.

1. Raise and support the vehicle.
2. Remove the left front tire and wheel assembly.
3. Remove the left engine splash shield.
4. Support the transaxle.
5. Remove the transaxle bracket-to-transaxle mount upper nuts. (Scheme 370)
6. Remove the bolts which secure the transaxle bracket to the transaxle. (Scheme 371)
7. Remove the transaxle bracket.

Scheme 370

Scheme 371

1. Position the transaxle bracket to the transaxle. (Scheme 371)
2. Install the transaxle bracket bolts. Tighten the bracket bolts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
3. Remove the support from the transaxle.
4. Install the upper nuts which secure the transaxle bracket to the transaxle mount. (Scheme 370) Tighten the upper nuts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
5. Install the left engine splash shield.
6. Install the left front tire and wheel.
7. Lower the vehicle.

1. Raise and support the vehicle. Remove the left front tire and wheel.
2. Remove the left inner splash shield. Position a transaxle jack under the transaxle.
3. Slightly take the weight off mount, and remove the transaxle bracket to transaxle mount upper nuts. see scheme 9
4. Remove the transaxle bracket-to-transaxle bolts. see scheme 10 Remove the transaxle bracket.

1. Position the transaxle mount to the frame. Hand start the transaxle mount bracket to transaxle bolts. Install the transaxle bracket bolts. see scheme 10 Start with the forward lower bolt and work clockwise to tighten the transaxle bracket bolts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
2. Remove the support from the transaxle. Install the transaxle bracket to the transaxle mount upper nuts. see scheme 9 Tighten the transaxle mount upper nuts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
3. Install the left engine splash shield. Install the left front tire and wheel. Lower the vehicle.

Installation (3.4L)

Note. Tools Required: Engine Support Adapter Leg Set (J-36462-A), Engine Support Fixture Legs (J-28467-501) and Universal Engine Support Fixture (J-28467-B).

Scheme 372

Scheme 373

Scheme 374

1. Record preset radio stations. Turn off lamps, accessories and ignition. Disconnect the negative battery cable.
2. Remove the left engine mount strut and the bracket from the upper radiator support. Perform the following procedures: Remove the bolt and the nut from the engine mount strut at the engine mount strut bracket on the engine. (Scheme 372) Remove the bolt and the nut from the engine mount strut at the engine mount strut bracket on the upper radiator support. (Scheme 373) Remove the engine mount strut. Inspect the rubber in the engine mount strut for hardness, splitting and cracking. Remove the horizontal bolt from the engine mount strut bracket. (Scheme 374) Remove the vertical bolts from the engine mount strut bracket. Remove the engine mount strut bracket from the upper radiator support.
3. Assemble the engine support fixture legs (2) to the universal engine support fixture cross bar (1). (Scheme 375)
4. Install the universal engine support fixture (1) and the engine support fixture legs (2) to the fender rails. (Scheme 375)
5. Install the engine support adapter leg set (1) to the cross bar (2). (Scheme 376)
6. Install the support lift hook (1) to the cross bar (2). (Scheme 377)
7. Install the support hook (1) to the right engine lift hook (3). (Scheme 377)
8. Install the support hook (1) to the engine support adapter leg set (2). (Scheme 378)
9. Install the support hook (1) to the left engine lift hook (3).
10. Raise the engine to release the pressure off of the engine mounts. (Scheme 379)
11. To remove the engine support fixture, reverse installation procedures.
12. When installing the engine mount, be sure to install the engine mount strut bolt and nut to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications). (Scheme 380) Also, tighten the engine mount strut bracket bolts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).

Scheme 375

Scheme 376

Scheme 377

Scheme 378

Scheme 379

Scheme 380

Installation (3.8L)

Note. Tools Required: 1/2" Lift Hook Washer and Lift Hook Wing Nut (J-28467-34), 1/2" X 2.5" Quick Release Pin (J-28467-10), 7/16" X 2.0" Quick Release Pin (J-28467-9), Cross Bracket Assembly (J-28467-1A), Engine Support Adapters (J-28467-90A), Front Support Assembly (J-28467-4A), Lift Hook (J-28467-7A), Lift Hook Bracket (J-28467-6A), Radiator Shelf Tube (J-28467-2A), Strut Tower Support Assemblies (J-28467-5A), Strut Tower Tube (J-28467-3), Swivel Lift Hook Bracket (J-28467-8A) and Universal Engine Support Fixture (J-28467-B).

Scheme 381

Scheme 382

Scheme 383

Scheme 384

Scheme 385

Scheme 386

Scheme 387

Scheme 388

Scheme 389

Scheme 390

Scheme 391

1. Record preset radio stations. Turn off lamps, accessories and ignition. Disconnect the negative battery cable.
2. Remove the cross vehicle brace. Perform the following procedures: Remove the nuts from the cross vehicle brace. (Scheme 381) Remove the cross vehicle brace from the vehicle. NOTE: Be careful, the stud plates may fall out and possibly get caught under the vehicle during the removal. Remove the stud plates push on nuts from the studs. (Scheme 382) Remove the stud plates from the vehicle.
3. Remove the hood side rear seal from the pinch weld flange (1). (Scheme 383)
4. Install the engine support adapters onto the strut attaching studs. (Scheme 384)
5. Install the strut tower support assemblies over the engine support adapters. (Scheme 385)
6. Install the wing nuts to the engine support adapters. (Scheme 386)
7. Install the strut tower tube into the strut tower support assemblies. (Scheme 387)
8. Install the 1/2" X 2.5" quick release pin through the strut tower support assemblies and the strut tower tube on one side only. (Scheme 388)
9. Install the radiator shelf tube on the top of the strut tower tube on the driver side.
10. Install the round tube of the front support assembly through the large hole in the radiator shelf tube. (Scheme 389)
11. Install the 7/16" X 2.0" quick release pin through the hole in the front support assembly in order to level the radiator shelf tube. (Scheme 390)
12. Install the cross bracket assembly. (Scheme 391)
13. Install the lift hook through the lift hook bracket.
14. Install the 1/2" lift hook washer and lift hook wing nut onto the lift hook.
15. Install the assembled lift hook bracket over the passenger side radiator shelf tube.
16. Adjust the passenger side radiator shelf tube and the assembled lift hook bracket in order to align the hook with the left, rear of engine, lift hook bracket attached to the left exhaust manifold.
17. Install the lift hook through the lift hook bracket. (Scheme 392)
18. Install the 1/2" lift hook washer and lift hook wing nut onto the lift hook.
19. Install the assembled lift hook bracket over the strut tower tube.
20. Adjust the assembled swivel lift hook bracket in order to align the hook with the right, front of engine, lift hook bracket attached to the right exhaust manifold. (Scheme 393)
21. Hand tighten the cross bracket assembly wing nuts.
22. Hand tighten the lift hook wing nuts securely to remove all slack from the engine support fixture assembly. (Scheme 394)
23. To remove the engine support fixture, reverse installation procedures.
24. When installing engine brace, be sure to tighten the cross vehicle brace nuts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).

Scheme 392

Scheme 393

Scheme 394

Note. Tools Required: Universal Engine Support Table (J-39580).

1. Install the engine support fixture. Refer to one of the following procedures: See «INSTALLATION (3.4L)»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__installation-34l) under ENGINE SUPPORT FIXTURE. See «INSTALLATION (3.8L)»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__installation-38l) under ENGINE SUPPORT FIXTURE.
2. Raise and support the vehicle.
3. Remove the front tires and wheels.
4. Remove the lower radiator air deflector.
5. Remove the positive battery cable retainers. Position the positive battery cable aside.
6. Disconnect the power steering cooler pipe from the frame. See appropriate POWER RACK & PINION article in STEERING.
7. Secure the power steering cooler to the exhaust pipe.
8. Remove the stabilizer shaft links. Rotate the stabilizer shaft up to gain access to the mounting bolts for the power steering gear. See appropriate FRONT article in SUSPENSION.
9. Remove the mounting bolts for the power steering gear. See appropriate POWER RACK & PINION article in STEERING.
10. Secure the power steering gear. (Scheme 395)
11. Remove the nuts which secure the engine mount to the frame. See appropriate MECHANICAL article in ENGINES.
12. Remove the nuts which secure the transaxle mount to the frame. See «TRANSAXLE MOUNT»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation).
13. If equipped, disconnect both front wheel speed sensor connectors (1). (Scheme 396)
14. If equipped, remove both front wheel speed harness retainers (2) from the frame and the lower control arms. (Scheme 396)
15. Separate both of the lower ball joints from the steering knuckle. See appropriate FRONT article in SUSPENSION.
16. Lower the vehicle until the frame contacts the universal engine support table. (Scheme 397)
17. Remove the bolts which secure the front frame to the body. (Scheme 398)
18. Remove the bolts which secure the rear frame to the body. (Scheme 399)
19. Raise the vehicle in order to separate the frame from the body.
20. If you are replacing the frame, remove the following components: Both lower control arms. See appropriate FRONT article in SUSPENSION. Stabilizer shaft. See appropriate FRONT article in SUSPENSION. Spacers, upper insulator, lower insulator and retainers.

Scheme 395

Scheme 396

Scheme 397

Scheme 398

Scheme 399

1. If you are replacing the frame, install the following components: Both lower control arms. See appropriate FRONT article in SUSPENSION. Stabilizer shaft. See appropriate FRONT article in SUSPENSION. Spacers, upper insulator, lower insulator and retainers.
2. Position the engine support table with the frame under the vehicle. (Scheme 397)
3. Lower the vehicle to the frame.
4. Loosely install the bolts to secure the rear frame to the body. (Scheme 399)
5. Loosely install the bolts to secure the front and rear frame to the body. (Scheme 398)
6. Align the frame to the body by inserting two 0.74" X 8.0" (19 X 203 mm) pins in the alignment holes on the right side of the frame. Tighten front and rear frame bolts to specification. See «TORQUE SPECIFICATIONS»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation__torque-specifications).
7. Connect both the lower ball joints to the steering knuckle. See appropriate FRONT article in SUSPENSION.
8. Install the nuts which secure the engine mount to the frame. See appropriate MECHANICAL article in ENGINES.
9. Install the nuts which secure the transaxle mount to the frame. See «TRANSAXLE MOUNT»(/chevrolet/impala/viii-1999-2006/remont/automatic-trans/#automatic-transaxle-removal-installation).
10. Remove the power steering gear from the exhaust pipe and position to the frame.
11. Install the steering gear mounting bolts. See appropriate POWER RACK & PINION article in STEERING.
12. Install the stabilizer shaft links. See appropriate FRONT article in SUSPENSION.
13. If equipped, connect both front wheel speed sensor connectors (1). (Scheme 396)
14. If equipped, install both front wheel speed harness retainers (2) to the frame and to the lower control arm.
15. Install the positive battery cable.
16. Install the power steering cooler pipe. See appropriate POWER RACK & PINION article in STEERING.
17. Install the radiator lower air deflector.
18. Install the front tires and wheels.
19. Lower the vehicle.
20. Remove the engine support fixture.
21. Inspect the front wheel alignment. See appropriate SPECIFICATIONS & PROCEDURES article in SUSPENSION.

TORQUE SPECIFICATIONS

TORQUE SPECIFICATIONS

See also:
• INSTALLATION (3.4L)
• INSTALLATION (3.8L)
• FRAME REPLACEMENT
• TORQUE SPECIFICATIONS