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Home >> GMC >> 2004 >> Canyon 2D Pickup, 2.8 8, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.8L (Introduction) >> Repair Instructions >> Throttle Body Assembly Replacement >> Removal Procedure

Removal Procedure

  1. Remove the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and Outlet Duct Replacement .
  2. Disconnect the evaporative emission (EVAP) canister purge pipe (1) from the throttle control module (2). Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    3. Fig 1: View Of EVAP Canister Purge Pipe, Throttle Body Module & EVAP Canister Purge Solenoid Valve
    GM1352026Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the throttle control module electrical connector (2).
    4. Fig 2: View Of Throttle Control Module Electrical Connector
    GM1350717Courtesy of GENERAL MOTORS CORP.
  4. Remove the throttle control module bolts (1).
  5. Remove the throttle control module (2) and the seal from the intake manifold.
    6. Fig 3: View Of Throttle Control Module
    GM742490Courtesy of GENERAL MOTORS CORP.
  6. Clean the gasket surface.
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