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2003 GMC Sierra 3500
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Brake Boosters & Brake Master Cylinders
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OEM (Genuine) 2003 GMC Sierra 3500 Master Cylinder
PartNumber: 12572805
Product Specifications- Notes: All Models; 6 Speed
- Other Names: Master Cylinder
- Item Dimensions: 22.5 x 6.9 x 6.9 inches
- Item Weight: 1.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12573372, 15048469
- Part Description: Master Cylinder
$140.40 MSRP:$222.94You Save: $82.54 (38%)
Centric® Premium Brake Master Cylinder for 2003 GMC Sierra 3500
PartNumber: 130.66045Product Specifications- UPC: 805890194583
- Part Description: Premium Brake Master Cylinder
$86.03OEM (Genuine) 2003 GMC Sierra 3500 Master Cylinder
PartNumber: 24235619
Product Specifications- Notes: All Models; 5 Speed
- Other Names: Master Cylinder
- Item Dimensions: 17.8 x 6.6 x 3.3 inches
- Item Weight: 1.00 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12572804, 24232433
- Part Description: Master Cylinder
$134.77 MSRP:$223.08You Save: $88.31 (40%)
Cardone Reman® Remanufactured Master Cylinder for 2003 GMC Sierra 3500
PartNumber: 10-3086Product Specifications- Notes: without Active Brake Control (JL4);with Hydro-Boost;Supplied w/o Reservoir
- Bore Diameter (N): 37mm
- E-Waste: No
- Installation Hardware Included: No
- Master Cylinder Color/Finish: Gray
- Master Cylinder Material: Aluminum
- Mounting Hole Quantity: 2
- Package Contents: Master Cylinder, Reservoir Pin Kit
- Port Quantity: 2
- Primary Port Size: 1/2 x 20
- Product Condition: Remanufactured
- Reservoir Included: No
- Secondary Port Size: 1/2 x 20
- UPC: 082617673051
- Part Description: Remanufactured Master Cylinder
OEM (Genuine) 2003 GMC Sierra 3500 Cylinder Asm, Brake Master
PartNumber: 19209234
Product Specifications- Notes: Standard Cab, W/Hydraulic Booster; Crew Cab, W/Hydraulic Booster; Extended Cab, W/Hydraulic Booster
- Other Names: Master Cylinder
- Item Dimensions: 9.4 x 7.5 x 9.5 inches
- Item Weight: 3.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 18047512
- Part Description: Cylinder Asm, Brake Master
OEM (Genuine) 2003 GMC Sierra 3500 Cylinder Asm, Brake Master
PartNumber: 19209199
Product Specifications- Notes: All Models; Hydraulic Power Brakes; W/Active Brakes
- Other Names: Master Cylinder
- Item Dimensions: 14.5 x 8.8 x 7.8 inches
- Item Weight: 3.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15269947, 18047540
- Part Description: Cylinder Asm, Brake Master
OEM (Genuine) 2003 GMC Sierra 3500 Cylinder Asm, Brake Master
PartNumber: 19209239
Product Specifications- Notes: Standard Cab, W/Vacuum Booster; Crew Cab, W/Vacuum Booster; Extended Cab, W/Vacuum Booster
- Other Names: Master Cylinder
- Item Dimensions: 9.7 x 7.3 x 9.2 inches
- Item Weight: 2.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 18047527
- Part Description: Cylinder Asm, Brake Master
OEM (Genuine) 2003 GMC Sierra 3500 Cylinder, Brake Master
PartNumber: 18047524Product Specifications- Notes: All Models; Vacuum Power Brakes; W/Active Brakes
- Item Dimensions: 12.4 x 8.0 x 6.4 inches
- Item Weight: 3.70 Pounds
- Part Description: Cylinder, Brake Master
FAQ for Brake Master Cylinder Repair
Q: How to install the brake light switch?
A:
The procedure is to install the master cylinder reservoir, the master cylinder, and the master cylinder mounting nuts, and connect the brake pipes, and the electrical connector.
By Bob
GM Specialist
01/11/2022Q: What is the Master Cylinder Bench Bleeding service/repair procedure?
A:
Secure the mounting flange of the brake master cylinder. Remove the master cylinder reservoir cap and diaphragm, the transparent hoses, the fittings with the transparent hoses, and the master cylinder. Then install suitable fittings to the master cylinder ports and transparent hoses.
By Bob
GM Specialist
01/11/2022Q: How to remove the brake light switch?
A:
The procedure is to disconnect the electrical connector, and the brake pipes, and remove the master cylinder mounting nuts, the master cylinder, and the master cylinder reservoir.
By Bob
GM Specialist
01/11/2022Q: What is the service/repair procedure for Master Cylinder Reservoir Filling?
A:
The procedure is to visually inspect the brake fluid level. Next, clean the outside of the reservoir on and around the reservoir cap before removing the cap and diaphragm.
By Bob
GM Specialist
01/11/2022Q: What is the installation procedure for Master Cylinder Reservoir?
A:
You can inspect the reservoir for cracks or deformation, clean the reservoir, and dry the reservoir. Next install the lubricated seals, the reservoir, and the master cylinder.
By Bob
GM Specialist
01/11/2022Q: What is the removal procedure for the vacuum boost?
A:
The procedure is to disconnect the electrical connector, the brake pipes, the master cylinder mounting nuts, the master cylinder, and the master cylinder reservoir.
By Bob
GM Specialist
01/11/2022Q: What is the removal procedure for the Master Cylinder Reservoir?
A:
You can apply the parking brake and block the wheels. Next drain the master cylinder reservoir. Then remove the master cylinder, the brake fluid level sensor, the reservoir from the master cylinder, and the seals.
By Bob
GM Specialist
01/11/2022Q: What is the installation procedure for the vacuum boost?
A:
The procedure is to install the master cylinder reservoir, the master cylinder, the master cylinder mounting nuts, and the rubber cap, and connect the brake pipes and the electrical connector.
By Bob
GM Specialist
01/11/2022Q: What is the Master Cylinder Overhaul assembly procedure?
A:
Clean the interior and exterior of the master cylinder and the secondary piston. Next, dry the master cylinder and the individual components. Assemble the lubricated, new primary seal and retainer, and new secondary seal. Then install the lubricated return spring and secondary piston assembly, the master cylinder reservoir, the reservoir cap and diaphragm, and the master cylinder.
By Bob
GM Specialist
01/11/2022Q: What should I use when adding fluid to the brake master cylinder reservoir?
A:
Use only Delco Supreme 11r, GM P/N 12377967 (Canadian P/N 992667), or equivalent DOT-3 brake fluid.
By Bob
GM Specialist
01/11/2022See more FAQs (6)