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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 800 (Engine Cooling System) >> Repair Instructions >> Surge Tank Hose/Pipe Replacement - Outlet (4.8L, 5.3L, and 6.0L Engines) >> Installation Procedure

Installation Procedure

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  1. Install the surge tank outlet hose.
  2. Install the surge tank outlet hose to the water pump.
  3. Position the surge tank outlet hose clamp to the water pump.
    Fig 1: Installing Surge Tank Outlet Hose To Water Pump
    G02117679Courtesy of GENERAL MOTORS CORP.
  4. Install the surge tank outlet hose (2) to the surge tank.
  5. Position the surge tank outlet hose clamp to the surge tank.
    Fig 2: Installing Surge Tank Outlet Hose To Surge Tank.
    G02117680Courtesy of GENERAL MOTORS CORP.
  6. If equipped with RPO C36 auxiliary heater, connect the surge tank outlet hose to the heater and blower module.
    Fig 3: Connecting Right Surge Tank Outlet Hose To Heater And Blower Module
    G02117681Courtesy of GENERAL MOTORS CORP.
  7. If equipped without RPO C36 auxiliary heater, connect the surge tank outlet hose to the heater and blower module.

    Firmly push the hose onto the heater and blower module pipe until an audible click is heard.

    Fig 4: Connecting Left Surge Tank Outlet Hose To Heater And Blower Module
    G02117682Courtesy of GENERAL MOTORS CORP.
  8. If equipped with RPO C36 auxiliary heater, install the surge tank/heater outlet hose (1) to the mounting clip.
    Fig 5: Installing Surge Tank/Heater Outlet Hose To Mounting Clip
    G02117683Courtesy of GENERAL MOTORS CORP.
  9. If equipped without RPO C36 auxiliary heater, install the surge tank/heater outlet hose (1) to the mounting clip.
    Fig 6: Installing Surge Tank/Heater Outlet Hose To Mounting Clip
    G02117684Courtesy of GENERAL MOTORS CORP.
  10. Install the air cleaner outlet duct.
    Fig 7: Installing Air Cleaner Outlet Duct
    G02117685Courtesy of GENERAL MOTORS CORP.
  11. Align the arrow at the throttle body end of the duct with the throttle body attaching stud.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  12. Tighten the air cleaner outlet duct clamps at the following locations:
    • Throttle body
    • MAF/IAT sensor

      Tighten 

      Tighten the clamps to 7 N.m (62 lb in).

  13. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM  .
    Fig 8: Tightening Air Cleaner Outlet Duct Clamps At Throttle Body And MAF/IAT Sensor
    G02117686Courtesy of GENERAL MOTORS CORP.
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