LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2007 >> Optra5 LS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L (L34 GMDAT) - Specifications, Component Locations And Repairs >> Repair Instructions >> Exhaust Gas Recirculation Valve Adapter Pipe Replacement >> Installation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Installation Procedure

    Fig 1: Identifying EGR Valve Adapter And Retaining Bolts
    GM1671469Courtesy of GENERAL MOTORS CORP.
  1. Position the EGR valve adapter and gasket.
  2. NOTE: Refer to Fastener Notice .
  3. Install the EGR valve adapter retaining bolts.

    Tighten: 

    • Tighten the EGR valve adapter retaining bolts (1) to 20 N.m (15 lb ft)  .
    • Tighten the EGR valve adapter retaining bolts (2) to 30 N.m (22 lb ft)  .

  4. Install the heater return hose to the EGR valve adapter.
  5. Connect the EGR valve and the CTS electrical connectors.
  6. Install the spark plug wires. Refer to Spark Plug Wire Replacement .
  7. Install the valve rocker arm cover. Refer to Valve Rocker Arm Cover Replacement .
  8. Refill the engine coolant. Refer to Draining and Filling Cooling System .