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GM Genuine Parts Fuel Injection Throttle Body (Programming Required)
OE

GM Genuine Parts Fuel Injection Throttle Body (Programming Required)

GM Part #55565489

ACDelco Part #217-3431

MSRP$310.31*

GM Genuine Parts Fuel Injection Throttle Bodies are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Helps provide air flow for proper fuel/air mixture
  • Allows for a quick throttle response

About this product

GM Genuine Parts Fuel Injection Throttle Bodies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These throttle bodies are located on the intake manifold, and contain the throttle plate(s) that control the air entering the engine. The throttle body also houses the fuel injector(s) on Throttle Body Injection (TBI) or Central Fuel Injection (CFI) systems. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Helps provide air flow for proper fuel/air mixture
  • Allows for a quick throttle response
  • Assists in cold engine starts
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

Gasket Or Seal IncludedNo
AdjustableNo
Outlet Quantity1
Mounting Hardware IncludedNo
Outlet Diameter1.77 in / 45 mm
ClassificationOE
Outlet TypeFlanged
Fuel System Injection TypeMulti-Port
Fuel System GradeRegular
Throttle Body MaterialAluminum
Throttle Position Sensor IncludedYes
Idle Air Control Motor IncludedYes
Throttle Body Spacer IncludedNo
Fuel Injectors IncludedNo
Venturi Quantity1
Throttle Body FinishNatural
Inlet Diameter2.13 in / 54 mm
Bore Diameter1.77 in / 45 mm
Fuel System TypeElectronic fuel injection
Inlet TypeStraight

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

ModelBody StyleTrimYear(s)
EncoreBase2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021