LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 819 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Heater Hose Replacement - Inlet (Utility LR4, LM7, LQ4) >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
  2. Remove the air intake tube.
  3. Remove the heater and surge tank hoses from the mounting clip.
  4. Squeeze the plastic retainer release tabs.
    Fig 1: Squeezing Plastic Retainer Release Tabs
    G01454283Courtesy of GENERAL MOTORS CORP.
  5. Pull the connection apart.
    Fig 2: Pulling Connection Apart
    G01454284Courtesy of GENERAL MOTORS CORP.
  6. Remove the inlet heater hose from the water pump.
    Fig 3: Removing Inlet Heater Hose From Water Pump
    G01454285Courtesy of GENERAL MOTORS CORP.
  7. Remove the inlet heater hose.
    Fig 4: Removing Inlet Heater Hose
    G01454286Courtesy of GENERAL MOTORS CORP.
scientia non olet · About LEMON Manuals