Buick Regal: Low and Reverse Clutch Piston Installation

1. Direct Clutch Fluid Seal Ring [2x]
2. Direct Clutch Hub Thrust Bearing Race
3. 2nd Clutch Housing Rear Bearing
4. Low and Reverse Clutch Application Ring
5. Low and Reverse Clutch Application Ring
6. Low and Reverse Clutch Piston
7. 1-Reverse Clutch Spring
8. 1-Reverse Clutch Spring Retaining Ring

Procedure

Using the DT-48056 bridge with DT-48903 and DT-51920 compressors, install the retaining ring.

NOTE: Ensure DT-51920 Clutch Spring Compressor is clocked properly and only making contact with the 1-Reverse clutch spring.

Special Tools

• DT-48056 Spring Compressor Bridge
• DT-48903 Spring Compressor
• DT-51920 Clutch Spring Compressor

Equivalent regional tools: Refer to Special Tools

DIRECT CLUTCH ASSEMBLY INSTALLATION

1. Direct Clutch
2. Direct Clutch Hub Thrust Bearing Race
3. Direct Clutch Bearing
4. Rear Sun Gear Thrust Bearing Race
5. Rear Sun Gear
6. Rear Sun Gear Thrust Bearing Race
7. Rear Sun Gear Thrust Bearing

REAR CARRIER INSTALLATION

1. Rear Carrier Thrust Washer
2. Rear Carrier

Procedure

1. Assemble this on the table with Direct Clutch Assembly Installation.
2. Rotate till seated completely.
3. Install complete direct clutch and rear carrier assembly as a unit.

3. Rear Carrier Thrust Washer
4. Sun Gear

1ST AND REVERSE CLUTCH BACKING PLATE INSTALLATION

1. 1st and Reverse Clutch Backing Plate

NOTE: Machined side down.

2. 1st and Reverse Clutch Plate
3. 1st and Reverse Clutch Plate - Friction Plate
4. Forward Clutch Backing Plate

NOTE: Groove up to accept the retaining ring.

5. 1-Reverse Clutch Backing Plate Retaining Ring

OVERRUN CLUTCH INSTALLATION

1. Overrun Clutch

NOTE: Rotate the rear carrier clockwise while installing.

2. Overrun Clutch Retaining Ring

NOTE: Rotate the rear carrier clockwise until fully seated to accept retaining ring.

COUNTER DRIVE GEAR INSTALLATION

Fig. 3: Automatic Transmission Counter Drive Gear Bolts Tightening Sequence

1. Vehicle Speed Sensor Spacer
2. Vehicle Speed Sensor
3. Automatic Transmission Intermediate Speed Sensor Bolt

CAUTION: Refer to Fastener Caution.

Tighten 5 N.m (44 lb in)

4. Counter Drive Gear
5. Center Support Bolt[6x]

Tighten in sequence 62 N.m (46 lb ft)

6. Automatic Transmission Control Wiring Harness Clamp
7. Front Differential Transfer Drive Gear Fluid Passage Tube Bolt

Tighten 7 N.m (62 lb in)

FINAL DRIVE PINION AND RING GEAR INSTALLATION

1. Final Drive Pinion and Ring Gear

MANUAL SHIFT DETENT LEVER AND PARK PAWL INSTALLATION

Lubricant Fluid Pipe Installation

1. Automatic Transmission Vent Baffle Cover
2. Torque Converter and Differential Housing Bolt

CAUTION: Refer to Fastener Caution.

Tighten 7 N.m (62 lb in)

3. Automatic Transmission Vent Baffle Cover
4. Torque Converter and Differential Housing Bolt

Tighten 7 N.m (62 lb in)

5. Lubricant Fluid Pipe
6. Lubricant Fluid Pipe Retainer
7. Automatic Transmission Control Wiring Harness Clamp
8. Front Differential Transfer Drive Gear Fluid Passage Tube Bolt [2x]

Tighten 7 N.m (62 lb in)

Park Components Installation

1. Manual Shift Shaft Lever
2. Park Pawl Actuator Rod

NOTE: Rotate the manual shift shaft lever to get rod in place.

3. Park Pawl
4. Park Pawl Spring

NOTE: Ensure spring is in proper location like the inset shows.

5. Park Pawl Shaft
6. Park Pawl Lockout Pin
7. Park Pawl Actuator Bracket

NOTE: Ensure park pawl actuator rod is in proper location like the inset shows before tightening the bolts.

8. Park Pawl Actuator Bracket Bolt

CAUTION: Refer to Fastener Caution.

Tighten 9 N.m (80 lb in)

9. Park Pawl Pin Spring Guide Sleeve
10. Park Pawl Actuator Lever Spring

NOTE: Ensure Spring is in proper location like the inset shows.

11. Park Pawl Actuator Bracket Bolt

Tighten 9 N.m (80 lb in)

12. Manual Shift Detent Lever Spring
13. Automatic Transmission Control Lever Detent Spring
14. Manual Shift Detent Bolt

Tighten 10 N.m (89 lb in)

INPUT DRUM INSTALLATION

1. Input Drum
2. Sun Gear Front Thrust Bearing Race
3. Input Sun Gear Thrust Bearing

FORWARD CLUTCH ASSEMBLY INSTALLATION

1. Forward Clutch
2. Forward Clutch Housing Thrust Bearing Race
3. Input Clutch Housing Thrust Bearing

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