Buick Regal: Brake and Accelerator Pedal Assembly Replacement
Removal Procedure
1. Without disconnecting the hoses, remove and position aside the radiator surge tank.
2. Instrument Panel Tie Bar - Remove.
3.
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Power Brake Booster Bolt(1) - Loosen[2x].
4. Floor Front Air Outlet Duct - Left Side - Remove.
5. Accelerator Pedal Position Sensor Electrical Connector - Disconnect.
6. Brake Pedal Position Sensor Electrical Connector - Disconnect.
7.
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Compress the brake pedal retainer (1)locking tabs.
8.
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NOTE: Pull the brake pedal rearward to disconnect the retainer.
Brake Pedal (1) - Disconnect.
9.
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Retainer(1) - Remove and DISCARD.
10.
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Upper Intermediate Steering Shaft(1) - Remove.
11.
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Brake and Accelerator Pedal Assembly Nut (1) - Remove.
12.
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Brake and Accelerator Pedal Assembly Bolt (1) - Remove[2x].
13.
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Brake and Accelerator Pedal Assembly (1) - Remove.
14. Brake Pedal Position Sensor - Remove.
Installation Procedure
1. Brake Pedal Position Sensor - Install.
2.
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Brake and Accelerator Pedal Assembly (1) - Install.
3.
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CAUTION: Fastener Caution
Brake and Accelerator Pedal Assembly Bolt (1) - Install and tighten[2x]9 N.m (80 lb in).
4.
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Brake and Accelerator Pedal Assembly Nut (1) - Install and tighten9 N.m (80 lb in).
5.
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Upper Intermediate Steering Shaft(1) - Install - Upper Intermediate Steering Shaft Replacement.
6.
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Retainer(1) - Install NEW.
7.
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Brake Pedal (1) - Connect.
8. Ensure the locking tabs on the brake pedal retainer are fully engaged in the brake pedal (1) the retainer is attached securely to the brake push rod.
9. Brake Pedal Position Sensor Electrical Connector - Connect.
10. Accelerator Pedal Position Sensor Electrical Connector - Connect.
11. Floor Front Air Outlet Duct - Left Side - Install.
12.
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Power Brake Booster Bolt(1) - Tighten[2x] 19 N.m (14 lb ft).
13. Instrument Panel Tie Bar - Install.
14. Radiator Surge Tank - Install.
BRAKE PRESSURE MODULATOR VALVE PRIMARY PIPE REPLACEMENT (2.0L LTG)
Removal Procedure
WARNING: Brake Fluid Irritant Warning.
CAUTION: Brake Fluid Effects on Paint and Electrical Components Caution.
1. Place the ignition switch in the OFF position.
2. Remove the battery.
3. Without draining the coolant and without disconnecting the hoses, position aside the radiator surge tank.
4.
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Master Cylinder Primary Brake Pipe Fitting (1) - Disconnect.
5. Plug the master cylinder outlet port to prevent brake fluid loss and contamination.
6.
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Brake Pressure Modulator Valve Primary Pipe Fitting(1) - Disconnect.
7. Plug the BPMV inlet port to prevent brake fluid loss and contamination.
8. Remove the brake pressure modulator valve primary pipe.
Installation Procedure
1. Install the brake pressure modulator valve primary pipe.
2.
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CAUTION: Fastener Caution
Brake Pressure Modulator Valve Primary Pipe Fitting(1) - Install and tighten32N.m (24 lb ft).
3.
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Master Cylinder Primary Brake Pipe Fitting (1) - Install and tighten32N.m (24 lb ft).
4. Radiator Surge Tank Replacement - Install.
5. Install the battery.
6. Bleed the brake system.
BRAKE PRESSURE MODULATOR VALVE PRIMARY PIPE REPLACEMENT (3.6L LGX)
Removal Procedure
WARNING: Brake Fluid Irritant Warning
CAUTION: Brake Fluid Effects on Paint and Electrical Components Caution
1. Place the ignition switch in the OFF position.
2. Remove the battery.
3. Without draining the coolant and without disconnecting the hoses, position aside the radiator surge tank.
4.
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Clip(1) - Release.
5.
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Clip(1) - Release.
6.
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Master Cylinder Primary Brake Pipe Fitting (1) - Disconnect.
7. Plug the master cylinder outlet port to prevent brake fluid loss and contamination.
8.
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Brake Pressure Modulator Valve Primary Pipe Fitting(1) - Disconnect.
9. Plug the BPMV inlet port to prevent brake fluid loss and contamination.
10. Remove the brake pressure modulator valve primary pipe.
Installation Procedure
1. Install the brake pressure modulator primary valve pipe.
2.
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CAUTION: Fastener Caution
Brake Pressure Modulator Valve Primary Pipe Fitting(1) - Install and tighten32 N.m (24 lb ft).
3.
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Master Cylinder Primary Brake Pipe Fitting (1) - Install and tighten32 N.m (24 lb ft).
4.
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Clip(1) - Secure.
5.
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Clip(1) - Secure.
6. Radiator Surge Tank - Install.
7. Install the battery.
8. Bleed the brake system.
READ NEXT:
Brake Pressure Modulator Valve Secondary Pipe Replacement (2.0L LTG)
Removal Procedure
WARNING: Brake Fluid Irritant Warning
CAUTION: Brake Fluid Effects on Paint and Electrical Components Caution
1. Place the ignition switch in the OFF position.
2. Remove the battery
Brake Pipe Replacement
Special Tools
CH-45405 Pipe Flaring Tool Kit
For equivalent regional tools, refer to Special Tools.
WARNING: Refer to Brake Fluid Irritant Warning.
WARNING: Always use double walled steel brake pipe w
Front Brake Pipe Replacement - Right Side
Removal Procedure
WARNING: Brake Fluid Irritant Warning
CAUTION: Brake Fluid Effects on Paint and Electrical Components Caution
1. Place the ignition switch in the OFF position.
2. Without draining t
SEE MORE:
Radiator Drain Cock Replacement
Preliminary Procedures
1. Raise and support the vehicle. Lifting and Jacking the Vehicle.
2. Place a drain pan under the drain cock.
Radiator Drain Cock
Procedure
Fill the cooling system to the proper level.
Start the engine and check for coolant leaks.
RADIATOR REPLACEMENT (2.0L LT
DTC P0645, P0646, or P0647
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
D
