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GM 19209234
Master Cylinder

2003-2007 GM

Customer Questions & Expert Answers (22)
GM 19209234 Master Cylinder
  • Part Description
    Cylinder, Brake Master Cylinder
  • Replaces
    18047512
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits

  • 19209234 Master Cylinder is Ref No. 2 in the diagram below

    2006 GMC Savana 3500 Master Cylinder Diagram for 19209234
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 19209234

  • Vehicle Fitment

    Year Make Model Trim Engine
    2003-2006 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2006 Cadillac Escalade ESVBase8 Cyl 6.0 L GAS
    2003-2006 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2003-2006 Chevrolet Avalanche 1500Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z718 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2003-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2003-2007 Chevrolet Express 2500Base, LS, LT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    2003-2007 Chevrolet Express 3500Base, LS, LT8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    2003-2007 Chevrolet Silverado 1500Base, LS, LT, LTZ, SS, WT, Z71 Off-Road6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2007 Chevrolet Silverado 1500 ClassicLS, LT, SS, WT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2005-2006, 2003 Chevrolet Silverado 1500 HDBase, LS, LT8 Cyl 6.0 L GAS
    View More
    Warning: California's Proposition 65

  • Customer Questions & Expert Answers

    Q:
    Is this 19209234 designed for my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 19209234 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What should be inspected when removing the diaphragm for the 2003 Cadillac Escalade? Posted by Customer
    A:
    Inspect both the diaphragm and reservoir cap for cuts, cracks, nicks, or deformation, and replace any affected components.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What indicates that the air has been successfully bled from the system for the 2004 Cadillac Escalade EXT? Posted by Customer
    A:
    The effort to depress the primary piston will increase and its travel will decrease until fluid flows freely from the ports without air bubbles.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What fittings need to be installed on the master cylinder for the 2004 Cadillac Escalade ESV? Posted by Customer
    A:
    Install suitable fittings to the master cylinder ports that match the required flare seat and allow for hose attachment.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What is the first step to service and repair the Brake Master Cylinder with Vacuum Boost for the 2003 Chevrolet Avalanche 1500? Posted by Customer
    A:
    Apply the park brake and block the wheels.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be done after fluid flows freely from the ports for the 2006 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Remove the transparent hoses from the reservoir, reinstall the master cylinder reservoir cap and diaphragm, and then remove the fittings with the hoses from the ports.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What is the next step after installing the hose and clamp for the 2007 Chevrolet Express 2500? Posted by Customer
    A:
    Remove the rubber cap or plug from the exposed brake pipe fitting ends, connect the brake pipes, and tighten the pipe fittings to 25 N.m (18 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    How should the master cylinder mounting nuts be tightened for the 2007 Chevrolet Express 3500? Posted by Customer
    A:
    Tighten them to 36 N.m (27 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be done after installing the master cylinder for the 2004 Chevrolet Silverado 1500? Posted by Customer
    A:
    Remove the rubber cap or plug from the exposed brake pipe fitting ends, connect the brake pipes, and tighten the fittings to 25 Nm (18 ft. lbs.).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be removed after securing the master cylinder for the 2004 Chevrolet Tahoe? Posted by Customer
    A:
    Remove the master cylinder reservoir cap and diaphragm.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be observed while depressing the primary piston for the 2003 Chevrolet Suburban 1500? Posted by Customer
    A:
    Observe the fluid flow from the ports; as air is bled from the pistons, the effort to depress the primary piston will increase and its travel will decrease.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be done after securing the master cylinder for the 2007 Chevrolet Silverado 1500 Classic? Posted by Customer
    A:
    Remove the rubber cap or plug from the exposed brake pipe fitting ends and connect the brake pipes, tightening the pipe fittings to 25 Nm (18 ft. lbs.).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    How should the master cylinder be handled before final removal for the 2004 Chevrolet Silverado 2500? Posted by Customer
    A:
    Wrap the master cylinder with a clean shop cloth to prevent spills before finally removing it from the vise.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What is the final step in the process for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    Reconnect the electrical connector to the brake fluid level sensor, bleed the hydraulic brake system, and finally, release the park brake and unblock the wheels.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    How do you remove the master cylinder for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Remove the master cylinder mounting nuts and take out the master cylinder along with the reservoir.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What is the final step in the overhaul process for the 2005 GMC Savana 2500? Posted by Customer
    A:
    Reattach the master cylinder reservoir to the master cylinder, followed by the reservoir cap and diaphragm, and finally install the master cylinder back into the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be done after connecting the brake pipes for the 2004 GMC Savana 3500? Posted by Customer
    A:
    Tighten the pipe fittings to 25 Nm (18 ft. lbs.).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    How do you remove the master cylinder for the 2007 GMC Sierra 1500 Classic? Posted by Customer
    A:
    Remove the master cylinder mounting nuts and take out the master cylinder along with the reservoir.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    How should the reservoir be filled for the 2004 GMC Yukon? Posted by Customer
    A:
    Fill the reservoir to at least the halfway point with Delco Supreme 11, GM P/N 12377967 (Canadian P/N 992667), or equivalent DOT-3 brake fluid from a clean, sealed container, ensuring the ends of the hoses are fully submerged.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be done with the transparent hoses for the 2005 GMC Sierra 1500? Posted by Customer
    A:
    Attach transparent hoses to the fittings and route them into the master cylinder reservoir.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be disconnected from the master cylinder for the 2005 GMC Sierra 3500? Posted by Customer
    A:
    The electrical connector from the brake fluid level sensor and the brake pipes.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    Q:
    What should be observed while depressing the primary piston for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Observe the fluid flow from the ports as air is bled from the primary and secondary pistons.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Brake Master Cylinder
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Master Cylinder 19209234 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 19209234 Master Cylinder is available in the market under the name GM Brake Master Cylinder. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 19209234 Master Cylinder fits certain Chevrolet Tahoe, Silverado 1500, Silverado 2500 HD models, as well as GMC Sierra 1500, Yukon, Sierra 2500 HD. Additionally, it is compatible with Cadillac Escalade, Escalade ESV, Escalade EXT models.
The original GM component designated by Manufacturer Part Number 19209234 maintains top performance when functioning as the Cylinder, Brake Master Cylinder unit. The component 19209234 is constructed from durable material and its dimensions span 9.5 x 7.3 x 9.2 inches while weighing 3.30 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Brake Master Cylinder. The part 19209234 has available replacement options 18047512. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts? Our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.