Buick Regal: Automatic Transmission Flex Plate Replacement
Special Tools
- EN-45059 Angle Meter
- EN-50792 Holding Tool
Equivalent regional tools: Special Tools
Removal Procedure
1. Remove the transmission.
2.
To prevent crankshaft rotation, install the EN-50792 holding tool (2) and starter motor bolts (1) at the starter motor location and engaging the automatic flex plate.
3.
Automatic Transmission Flex Plate Bolt (1) - Remove and DISCARD [8x].
4. Automatic Transmission Flex Plate (2) - Remove.
5. Remove the special tool: EN-50792 holding tool.
Installation Procedure
1.
CAUTION: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component.
Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.
NOTE: Fasteners have adhesive patch and must be tightened to final torque within 5 minutes.
Automatic Transmission Flex Plate (2) - Install.
2. Automatic Transmission Flex Plate Bolt (1) - Install NEW [8x].
3.
To prevent crankshaft rotation, install EN-50792 holding tool (2) and starter motor bolts (1) at the starter motor location and engaging the flex plate.
Fig. 10: Flywheel Flex Plate Bolts Tightening Sequence
4.
CAUTION: Fastener Caution.
Tighten in the sequence shown.
- First Pass: 30N.m (22 lb ft)
- Final Pass: 40 degrees - Use the special tool: EN 45059 meter
5. Remove the special tool: EN-50792 holding tool.
6. Transmission - Install.
CRANKSHAFT REAR OIL SEAL REPLACEMENT
Special Tools
EN-51380 Seal Installer
For equivalent regional tools, refer to Special Tools.
Removal Procedure
1. Remove the automatic transmission flex plate. Refer to Automatic Transmission Flex Plate Replacement.
2.
NOTE: Do not damage the outside diameter of the crankshaft or chamber with any tool.
Use a suitable tool to remove the crankshaft rear oil seal (1).
Installation Procedure
1. Using the (2) EN-51380 seal installer, install a NEW crankshaft real oil seal (1).
2. Install the automatic transmission flex plate. Refer to Automatic Transmission Flex Plate Replacement.
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Engine Replacement
Removal Procedure
1. Upper Intermediate Steering Shaft - Remove.
2. Recover the refrigerant. Refrigerant Recovery and Recharging (R-1234yf).
3. Drain the coolant. Cooling System Draining and Filling
Engine Oil and Oil Filter Replacement
Removal Procedure
1. Raise and support the vehicle.
2. Place a drain pan under the vehicle.
3.
Oil Pan Drain Plug (1) - Remove.
4. Oil Pan Drain Plug Seal (2) - Remove and DISCARD.
5. Drain the e
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Passenger Sensing System
The vehicle has a passenger
sensing system for the front
outboard passenger position. The
passenger airbag status indicator
will light on the overhead console
when the vehicle is started.
The words ON and OFF will be
visible during the system check.
When the system check is
complete, either the wo
Transmission Cooling System
SPECIFICATIONS
FASTENER SPECIFICATIONS
Single Use Non-Threaded Fasteners/Components
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced
with NEW after removal.
Application
Transmission Fluid Cooler Line Seal
Transmission Fluid Cooler Pipe Fitting Retainer
Reusable Thre
