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Home >> Buick >> 2013 >> Encore Base, FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls/Fuel - 1.8L (2H0) - Repair Instructions >> Repair Instructions >> Throttle Body Assembly Replacement >> Removal Procedure
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Removal Procedure

  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (2H0) .
    2. Fig 1: Throttle Body Heater Outlet Pipe, Inlet Pipe And Positive Crankcase Ventilation Pipe
    GM2027480Courtesy of GENERAL MOTORS COMPANY
  2. Disconnect the electrical wiring harness connector (2).
  3. Disconnect the positive crankcase ventilation pipe (1).
  4. Place collecting basin underneath.
  5. Disconnect the throttle body heater outlet pipe (4).
  6. Disconnect the throttle body heater inlet pipe (3).
    7. Fig 2: Throttle Body
    GM2026836Courtesy of GENERAL MOTORS COMPANY
  7. Remove the 4 throttle body bolts (2).
  8. Remove the throttle body (1).
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