Make sure this part fits

GM 12584955
Master Cylinder

2001-2005 GM

Customer Questions & Expert Answers (6)
GM 12584955 Master Cylinder
GM 12584955 Master Cylinder
  • Part Description
    Cylinder Assembly-Clutch Master; Clutch Master Cylinder
  • Replaces
    12574150, 15762468
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12584955
    Part DescriptionCylinder Assembly-Clutch Master; Clutch Master Cylinder
    Other NamesCylinder, Hydraulic Clutch Main Cylinder
    Item Dimensions27.0 x 6.6 x 6.7 inches
    Item Weight1.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12574150, 15762468
    ManufacturerGeneral Motors
    SKU12584955
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Trim Engine
    2001-2005 Chevrolet BlazerBase, LS, LT, Trailblazer, Xtreme, ZR26 Cyl 4.3 L GAS
    2001-2003 Chevrolet S10Base, LS, Xtreme, ZR2, ZR56 Cyl 4.3 L GAS
    2001 GMC JimmyDiamond Edition, SL, SLE, SLS, SLT6 Cyl 4.3 L GAS
    2001-2003 GMC SonomaSL, SLE, SLS6 Cyl 4.3 L GAS
    2001 Oldsmobile BravadaBase6 Cyl 4.3 L GAS
  • Customer Questions & Expert Answers

    Q:
    Is this 12584955 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12584955 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    How to replace the Clutch Master Cylinder on Chevrolet Blazer? Posted by Customer
    A:
    By taking the master cylinder rod off the clutch pedal, turn the master cylinder 45 degrees clockwise towards unlocking the master cylinder. Remove the wires from the Clutch Master Cylinder start switch and the clips that fasten the clutch line to the dash panel and heat shield. Then, take off the Clutch Master Cylinder from the dash panel, lift, and support the vehicle. Before lowering the vehicle and the Clutch Master Cylinder, remove the clutch line from the concentric slave cylinder with the help of the clutch line release tool (J 42371). To install, start by installing the new Clutch Master Cylinder and lifting the vehicle up once again. Pull back on the connector sleeve to attach the clutch line to the concentric slave cylinder, resulting in lowering the vehicle and installing clips on the attachment of the clutch line to the dash panel and heat shield. Place the Clutch Master Cylinder into the cowl panel hole and rotate it 45 degrees to the left to lock it in. Connect the harness assembly to the Clutch Master Cylinder start switch, fastening the master cylinder rod to the clutch pedal, and the last step is bleeding the clutch.
    Posted by ChevyPartsGiant Specialist
    Q:
    How to replace the Clutch Master Cylinder on GMC Jimmy? Posted by Customer
    A:
    To replace the Clutch Master Cylinder, first pull off the master cylinder rod from the clutch pedal. Then, twist the master cylinder 45 degrees counterclockwise to disengage it, and pull away the wiring harness from the clutch the master cylinder start switch. Hoses the clips hold the clutch line to the dash panel and heat shield, and remove the Clutch Master Cylinder from the dash panel. Remove the clutch line using the clutch line release tool(J 42371) at the control of the concentric slave cylinder. Begin with installing the clips for the clutch line at the dash panel and heat shield. Refuse on the connector sleeve then connect the clutch line to the concentric slave cylinder. Place the Clutch Master Cylinder into the cowl panel hole, turn it 45 counterclockwise to lock it, and at last, attach the master cylinder rod to the clutch pedal.
    Posted by ChevyPartsGiant Specialist
    Q:
    How do you unlock the master cylinder for the 2004 Chevrolet Blazer? Posted by Customer
    A:
    Turn the master cylinder 45 degrees clockwise.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Clutch Master Cylinder
    Q:
    What needs to be removed after disconnecting the wiring harness for the 2003 Chevrolet S10? Posted by Customer
    A:
    Remove the clips securing the clutch line to the dash panel and heat shield.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Clutch Master Cylinder
    Q:
    How do you unlock the master cylinder for the 2003 GMC Sonoma? Posted by Customer
    A:
    Turn the master cylinder 45 degrees clockwise to unlock it.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Clutch 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 12584955, Excellent Performance and Perfect Fitment

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