545-00632

The Chevrolet 545-00632 ABS Anti-Lock Brake Pump/Actuator Unit is an essential component of the braking system in select 2011 Silverado 2500 pickup trucks. This part is responsible for controlling the hydraulic pressure that is distributed to each wheel during braking, allowing for optimal stopping performance and stability in various driving conditions.

The ABS (Anti-Lock Braking System) is a safety feature that prevents the wheels from locking up during hard braking, which can lead to skidding and loss of control. The pump/actuator unit plays a crucial role in this system by modulating the brake pressure to allow for controlled wheel rotation, ensuring that the vehicle can be safely and effectively brought to a stop.

This Chevrolet part is manufactured to meet the highest standards of quality and performance, ensuring a reliable and efficient braking system for your Silverado 2500. It comes complete with all necessary hardware for installation, making the replacement process as straightforward as possible.

The pump/actuator unit is designed with a durable cast aluminum housing, which not only adds to its robustness but also helps to dissipate heat generated during operation, ensuring optimal performance even under heavy use. The unit also features a built-in bypass valve, which allows for normal braking operation when the ABS system is not in use, providing a seamless driving experience.

It is important to note that a faulty ABS pump/actuator unit can lead to several warning lights illuminating on the dashboard, including the ABS warning light, brake system warning light, and even the check engine light. Ignoring these warning signs can lead to more significant and costly repairs down the line, making it essential to address any issues with this component as soon as they arise.

In conclusion, the Chevrolet 545-00632 ABS Anti-Lock Brake Pump/Actuator Unit is an essential safety component for your 2011 Silverado 2500 pickup truck. Its role in ensuring optimal braking performance and stability makes it a worthwhile investment for any vehicle owner, and its robust design and easy installation process make it a practical and reliable solution for maintaining the overall health of your Silverado 2500's braking system.

The Chevrolet 545-00632 2011 Silverado 2500 ABS Anti-Lock Brake Pump/Actuator Unit 4262 is a crucial component for maintaining the safety features of your vehicle. Here are some pros and cons that might help you in deciding whether to buy this part.

1. Enhanced safety: The ABS system helps prevent wheel lock-up during hard braking, which ensures better control and stability of the vehicle during emergency situations.

2. Improved stopping distance: The ABS system allows the driver to maintain steering control while braking, which results in shorter stopping distances in comparison to vehicles without ABS.

3. Reduced wear on brake components: By preventing wheel lock-up, the ABS system reduces the wear on brake pads and rotors, leading to longer service life.

1. Cost: Replacing an ABS pump/actuator can be expensive due to the complexity of the system and the specialized labor required for installation.

2. Diagnostic challenges: Diagnosing ABS issues can be time-consuming and may require advanced diagnostic tools, which can add to the cost and time investment.

3. Availability: It may take some time to source a replacement part, especially if it is not readily available in local auto parts stores.

While the Chevrolet 545-00632 2011 Silverado 2500 ABS Anti-Lock Brake Pump/Actuator Unit 4262 comes with some challenges, its importance in ensuring the safety and performance of your vehicle cannot be overstated. If you notice any issues with your ABS system, it is recommended that you replace the faulty component as soon as possible. Considering the potential benefits and the importance of the ABS system, the investment in this part can be justified.

If you are in need of a new ABS pump/actuator for your Chevrolet Silverado 2500, it is recommended that you source it from a reputable auto parts supplier or dealership to ensure the authenticity and quality of the part. Additionally, you may want to consult with a professional mechanic for a proper diagnosis and installation to ensure optimal performance and longevity of the new component.

Details:

Rack and pinion: includes tie rods but they are not covered under warranty. Fuel filler door: includes hinge. All claims for warranty must be made within this time. Window regulator: does not include motor unless noted most are with.

Jack: see part notes. This is on a case by basis. Temperature control: includes all knobs, buttons, and sliders. Does not include bulbs.

Is this the right part?, this is most common question that we get. C condition, c-cond this wheel will have very noticeable cosmetic issues. These wheels are still guaranteed to be straight and true, just not the best looking. Wiper transmission: does not include motor or arms unless noted.

Pay special attention to any options listed. All lubricants and fluids used must be of the type recommended by manufacturer receipts for installation items accompany claim warranty. It will have high miles or minor damage. Stabilizer/sway bars front door trim panels rear brake master cylinders radios, in-dash drivers front window switch rear switches passenger switch spindle / steering knuckle intake manifold.

Cowl vent panel: see our part notes, often sold as one side only. Whats included. New fluids, filters, seal, and gaskets must be used in the installation of driveling component. Transfer case: does not include electric shift motor.

Ignition coil s: see part notes. Coolant overflow bottle: cap is included. Many newer transmissions require a relearn/programming procedure. 6 month warranty.

I only see photos of the vehicle and not actual part you are selling. This for a used oem abs anti-lock brake pump/actuator unit assembly pulled from 2011 SILVRDO25 with 86000 actual miles on it. If you don't know what a paint code is or where yours located, please feel free to ask. Blower motor: include the squirrel cage/fan blade.

Caliper: includes the bracket and slides. Please see the fitment section below to make sure this will fit your vehicle. Manual transmissions do not include any part of the clutch system. Our part #: 545-00632, 4262254.

It may have minor scratches and clear coat peeling. Not included: throttle body, turbo, wiring harness exhaust manifold may be left on in certain cases. Hub: includes wheel studs. Fuel pump: includes sending unit and any molded hoses that are non-removable.

Control arm: includes the ball joint and any bushings. Claims that result from overheating due to cooling system failure. Power steering gear: includes Pittman arm. Radio: pay special attention to our fitment .

B parts have average miles and condition for its age. Sierra 2500 pickup 11 assembly 4 wheel abs: 3500 abs ; LHS frame below cab, sew, Denali Silverado sew. Wheel/rim: does not include cap, tire, or lug nuts. Stabilizer bar: does not include links or bushings.

It is in average condition for the year and mileage of donor vehicle. Does not include bolts/hardware. Hid headlights include the bulbs and ballast. Starter: includes solenoid.

Fan assembly: includes motors, shroud, and blades. A/c condenser: sensors and hoses are not included. Strut: struts are left assembled and include top plate, spring, dust boot dust boots on used struts rarely in perfect shape. Door trim panel: includes handle and armrest.

Most of the time we include paint code in our part notes. Transmission: automatic transmissions include torque converters and sensors. If noted as assembly, it will include the lug wrench. Remote reservoirs and brackets will not be included.

B condition, b-cond this wheel will have some cosmetic imperfections. Differential carrier: does not include axles. These parts are not covered under warranty: intake manifold, fuel injectors, oil pan, sensors, water pump. The fitment information can be confusing if you don't buy replacement parts everyday.

Alternator: includes the pulley. Washer reservoir/bottle: includes cap unless noted. Wiper motor: does not include arms or transmission unless noted. Column switch: includes wiring if applicable up to the first point it can be unplugged.

Mass airflow sensor: does not include housing unless pictured. Interior rear view mirror: does not included bracket glued to windshield. Power steering pump: includes pulley and attached reservoir. Parts installed in vehicles used for commercial, racing, or off-road purposes, parts any purpose other than the original application.

In the event of a claim, AAA will offer replacement part similar quality. Axle/CV shaft: does not include the axle nut. Exhaust manifold: does not include turbo where applicable. Claims that result from the failure of other components.

Any brackets are not included. Here are our part notes about this specific. Sun visor: does not include clip. Spindle/knuckle: does not include hub unless noted.

Slides are not covered under warranty. This is still a fairly nice looking, used wheel. Fuel injectors: see our part notes. A/c compressor: includes the clutch/pulley assembly.

Does not include window/lock switches.

specifications perfoelectric:

• for models: 2500, Silverado
• for years: 2011
• brand: Chevrolet
• mpn: Silvrdo25
• part type: Actuator Lock Brake Pump Unit
• conditions options: Assembly, Genuine Oem Part
• genuine oem: Yes
• ipn: 545-00632
• descriptionpartcondition: Assembly
• genuine oem part -assembly: 4 Wheel Abs
• manufacturer warranty: 6 Month
• partout id: A-109606103

offer perfoelectric:

• options: ship-to-home
• availability: in stock
• prices: $50.00–$167.40
• item condition:
  • Used
  • New
• in stock #: 5
• started: january 25, 2026
• sold #: 12

returns perfoelectric:

• time: 60 days
• paid by: seller
• policy: returns accepted

payments perfoelectric:

• other
• wallet: google-pay
• credit card: visa

shipping perfoelectric:

• class: standard
• carrier: ups
• transit: 3-6 days
• service: ups ground
• type: fixed

general perfoelectric:

• category: Auto Parts > Car Truck Accessories > Brakes > Additional Abs

seller perfoelectric:

• rating: 99.7%
• city: rosemount, minnesota
• # reviews: 65572

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