2006 Chevrolet Optra LS, AutomaticFACTORY OEM SERVICE PROCEDURE

Installation Procedure

    Fig 1: View Of Throttle Body Cable And Coolant Hoses
    GM1289412Courtesy of GENERAL MOTORS CORP.
  1. Install the throttle body assembly to the intake manifold.
  2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the throttle body retaining nuts and the bolt.

    Tighten:Β  Tighten the throttle body retaining nuts and the bolt to 15 N.m (11 lb ft)Β  .

  4. Connect the throttle cable.
  5. Connect the coolant hoses.
  6. Fig 2: Identifying Breather Hose
    GM1289411Courtesy of GENERAL MOTORS CORP.
  7. Connect the breather hose.
  8. Install the intake air tube.
  9. Connect the negative battery cable.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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