GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Denali 🢒 Transmission/Transaxle 🢒 Automatic Transmission - Allison 🢒 Exhaust Gas Recirculation Valve Cooler Replacement

Removal Procedure

    Object Number: 1873268 Size: SH
  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the charger air outlet pipe. Refer to Charge Air Cooler Outlet Pipe Replacement .
  3. Remove the air intake pipe. Refer to Air Intake Pipe Replacement .
  4. Remove the intake manifold tube. Refer to Intake Manifold Tube Replacement .
  5. Reposition the heater inlet hose clamp (1) at the exhaust gas recirculation (EGR) valve cooler.
  6. Remove the heater inlet hose from the EGR valve cooler and reposition out of the way.

    7. Object Number: 1873269 Size: SH
  7. Remove the EGR valve cooler coolant hose clamp nut (2).
  8. Reposition the EGR valve cooler coolant hose clamp (1).
  9. Remove the EGR valve cooler coolant hose from the EGR valve cooler. Reposition the hose out of the way.

    10. Object Number: 1873274 Size: SH
  10. Remove the right exhaust pipe to EGR valve cooler nuts (2).
  11. Remove the rear EGR valve cooler bolts (1).

    12. Object Number: 1873275 Size: SH
  12. Remove the front EGR valve cooler bolts (1).
  13. Remove the EGR valve cooler and gasket. Discard the gasket.

Installation Procedure

    Object Number: 1873275 Size: SH
  1. Install a NEW EGR valve cooler gasket onto the cooler studs, and install the EGR cooler.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the front EGR valve cooler bolts (1).

    3. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).


    Object Number: 1873274 Size: SH
  3. Install the rear EGR valve cooler bolts (1).

    4. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).

  4. Install the right exhaust pipe to EGR valve cooler nuts (2).

    5. Tighten
    Tighten the nuts to 53 N·m (39 lb ft).


    Object Number: 1873269 Size: SH
  5. Position the EGR valve cooler coolant hose, and install the hose to the EGR valve cooler.
  6. Position the EGR valve cooler coolant hose clamp (1).
  7. Install the EGR valve cooler coolant hose clamp nut (2).

    8. Tighten
    Tighten the nut to 24 N·m (18 lb ft).


    Object Number: 1873268 Size: SH
  8. Position the heater inlet hose and install the hose to the EGR valve cooler.
  9. Position the heater inlet hose clamp (1) at the EGR valve cooler.
  10. Install the intake manifold tube. Refer to Intake Manifold Tube Replacement .
  11. Install the air intake pipe. Refer to Air Intake Pipe Replacement .
  12. Install the charger air outlet pipe. Refer to Charge Air Cooler Outlet Pipe Replacement .
  13. Fill the cooling system. Refer to Cooling System Draining and Filling .