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Workhorse Custom Chassis Throttle Body

3 items

Power up your vehicle with A-Premium's top-notch throttle bodies. Experience high performance and long-lasting durability for your ride.

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Throttle Body Assembly with Sensor for Chevy Silverado 1500 Trailblazer GMC Sierra YukonThrottle Body Assembly with Sensor for Chevy Silverado 1500 Trailblazer GMC Sierra Yukon
A-Premium®Part # APTHB033
Throttle Body Assembly with Sensor for Chevy Silverado 1500 Trailblazer GMC Sierra Yukon
4.7348 Reviews
$84.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits 2008 - 2008 Chevrolet Express 1500, 2008 - 2008 Chevrolet Express 2500, 2008 - 2008 Chevrolet Express 2500, 2008 - 2008 Chevrolet Express 3500, 2008 - 2008 Chevrolet Express 3500, 2008 - 2008 Chevrolet Tahoe, 2008 - 2008 Chevrolet Tahoe, 2008 - 2008 Chevrolet W3500 Tiltmaster, 2008 - 2008 Chevrolet W4500 Tiltmaster, 2008 - 2008 GMC Savana 1500, 2008 - 2008 GMC Savana 2500, 2008 - 2008 GMC Savana 2500, 2008 - 2008 GMC Savana 3500, 2008 - 2008 GMC Savana 3500, 2008 - 2008 GMC W3500 Forward, 2008 - 2008 GMC W4500 Forward, 2008 - 2008 GMC Yukon, 2008 - 2008 Hummer H2, 2008 - 2008 Hummer H3, 2008 - 2008 Isuzu NPR
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Workhorse Custom Chassis
Item LocatedUnited States
Quantity1
ColorGray, Black
ConditionNew
item #1003CYHH
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Standard S20008 Fuel Injection Throttle Body
StandardPart # S20008
Standard S20008 Fuel Injection Throttle Body
53 Reviews
$154.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008-2008 Chevrolet Express 1500, 2008-2008 Chevrolet Express 2500, 2008-2008 Chevrolet Express 2500, 2008-2008 Chevrolet Express 3500, 2008-2008 Chevrolet Express 3500, 2008-2008 Chevrolet W3500 Tiltmaster, 2008-2008 Chevrolet W4500 Tiltmaster, 2008-2008 GMC Savana 1500, 2008-2008 GMC Savana 2500, 2008-2008 GMC Savana 2500, 2008-2008 GMC Savana 3500, 2008-2008 GMC Savana 3500, 2008-2008 GMC W3500 Forward, 2008-2008 GMC W4500 Forward, 2008-2008 Hummer H2, 2008-2008 Hummer H3, 2008-2008 Isuzu NPR, 2008-2008 Isuzu NPR-HD, 2008-2008 Workhorse W16, 2008-2008 Workhorse W18
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Workhorse Custom Chassis
Item LocatedUnited States
Quantity1
Part interchange
S20008, 12679524, TB1011, 217-2422, 1024, ETB0024, S20008, TB1011D, 
...View more
item #10015YRT
Note
Relearn required for installation
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Spectra Premium TB1011 Fuel Injection Throttle Body Assembly
Spectra PremiumPart # TB1011
Spectra Premium TB1011 Fuel Injection Throttle Body Assembly
51 Reviews
$182.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2016-2016 Chevrolet Cheyenne, 2008-2008 Chevrolet Express 1500, 2008-2008 Chevrolet Express 2500, 2008-2008 Chevrolet Express 2500, 2008-2008 Chevrolet Express 3500, 2008-2008 Chevrolet Express 3500, 2008-2008 Chevrolet Express 3500, 2008-2008 GMC Savana 1500, 2008-2008 GMC Savana 2500, 2008-2008 GMC Savana 2500, 2008-2008 GMC Savana 3500, 2008-2008 GMC Savana 3500, 2008-2008 GMC W3500 Forward, 2008-2008 GMC W4500 Forward, 2008-2008 Hummer H2, 2008-2008 Hummer H3, 2008-2008 Isuzu NPR, 2008-2008 Isuzu NPR-HD, 2008-2008 Workhorse W42, 2008-2008 Workhorse W62
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Workhorse Custom Chassis
Item LocatedUnited States
Quantity1
ColorGrey
Part interchange
TB1011, S20008, 2172422, 8456094821163750, ETB0024, 6E3008, 977014, 673008, 
...View more
item #1000YXPV
Show less

What does a throttle body do?

The throttle body acts as a valve between the air intake system and the engine's intake manifold. It controls the flow of air into the engine. When you press the accelerator pedal, the throttle body opens, allowing more air to enter, which in turn increases engine power. Inside the throttle body, there is a throttle plate that can rotate. When you press the accelerator, it opens to allow more air in. Releasing the accelerator causes the throttle plate to close, reducing the airflow.

The throttle body plays a crucial role in controlling the engine's idle speed. When the vehicle is at a standstill or moving at low speeds, the throttle plate may be partially closed to limit the amount of air entering the engine. This helps maintain a stable and efficient idle. By adjusting the position of the throttle plate, the engine control unit (ECU) can regulate the air-fuel mixture to optimize performance and fuel efficiency. When you need more power, the throttle plate opens wider to allow more air for combustion.

How to clean a throttle body?

Tools needed:

  • Screwdriver or socket set
  • Throttle body cleaner
  • Clean cloth or paper towels
  • Safety glasses and gloves

Steps:

  1. Safety Precautions:
  • Ensure the engine is cool.
  • Wear safety glasses and gloves.
  • Disconnect the battery.
  1. Locate the Throttle Body: Find it between the air intake hose and the intake manifold.
  2. Remove Air Intake Tube: If needed, detach the air intake tube to access the throttle body.
  3. Inspect and Clean: Use a throttle body cleaner to spray and clean the throttle plate and interior surfaces. Wipe away residue with a cloth.
  4. Reassemble: Reattach the air intake tube and reconnect the battery.
  5. Start and Test: Start the engine and take it for a test drive to ensure smooth operation.

Remember to use a cleaner designed for throttle bodies and avoid abrasive materials.