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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Mechanical (Repair Instructions -- 1 Of 3) -- 4.8L, 5.3L & 6.0L) >> Repair Instructions (On-Vehicle & Off-Vehicle - Part 1) >> Off-Vehicle Repair Instructions - Part 1 >> Throttle Body Removal

Throttle Body Removal

WARNING: This page is about a different variant/trim than selected.
    IMPORTANT: The intake manifold, throttle body, fuel injection rail, and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the manifold as a complete assembly.
  1. Remove the electrical wire harness connectors from the throttle body.
  2. Remove the engine coolant air bleed hose and clamp.
  3. Remove the throttle body nuts.
  4. Remove the throttle body.
    5. Fig 1: View Of Throttle Body & Nuts
    GM825837Courtesy of GENERAL MOTORS CORP.
  5. Remove the throttle body gasket (509).
  6. Discard the gasket.
  7. Remove the throttle body studs, if required.
    8. Fig 2: View Of Throttle Body Gasket
    GM1277091Courtesy of GENERAL MOTORS CORP.
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