FAQ for Heater Hose Repair
Q: How do I install the Heater Outlet Hose?
A:
You should install the outlet heater hose, install the outlet heater hose to the water pump and to the surge tank, install the outlet heater hose clamp to the surge tank, connect the heater and surge tank hoses to the heater core, pull the heater outlet hose, install the heater and surge tank hoses to the mounting clip, install the air intake tube and fill the cooling system.
By BobGM Specialist
01/11/2022 Q: What is the purpose of Campaign-Heater Hose Coolant Leak?
A:
This bulletin provides a service procedure to inspect the heater hose quick connection to ensure that it is fully engaged on certain 2009 model year Cadillac Escalade, Escalade ESV. Chevrolet Suburban, Tahoe. GMC Yukon, and Yukon XL vehicles. The heater hose quick-connect may not be fully seated and engaged, which could result in the loss of coolant and an engine overheating condition.
By BobGM Specialist
01/11/2022 Q: How do I install the Auxiliary Heater Pipe?
A:
You should install the auxiliary heater pipes to the vehicle, install the auxiliary heater pipes to the clamps, install the heater/A/C tubes retaining nut to the stud at the frame, install the auxiliary heater pipes to the auxiliary heater core, install the right front wheelhouse panel, install the right rear wheelhouse panel, install the vehicle right assist step, install the auxiliary heater pipes to the heater inlet and outlet tees, connect the outlet heater hose to the heater core and fill the cooling system.
By BobGM Specialist
01/11/2022 Q: How do I remove the Heater Inlet Hose (Non-HP2)?
A:
You should drain the cooling system, remove the air intake tube, remove the heater and surge tank hoses from the mounting clip, squeeze the plastic retainer release tabs, pull the connection apart, remove the inlet heater hose from the water pump and remove the inlet heater hose.
By BobGM Specialist
01/11/2022 Q: What should be cautioned in installing Hoses without Twists or Bends?
A:
The inlet and outlet hoses must not be twisted during installation. You can not bend or distort the inlet or outlet hoses to make installation easier. Failure to follow these procedures could result in component damage.
By BobGM Specialist
01/11/2022 Q: What models are included in Campaign-Heater Hose Coolant Leak?
A:
They are the 2009 Cadillac Escalade, Escalade ESV, 2009 Chevrolet Suburban, Tahoe and 2009 GMC Yukon, and Yukon XL.
By BobGM Specialist
01/11/2022 Q: How do I install the Heater Inlet Hose (Non-HP2)?
A:
You should install the inlet heater hose, install the inlet heater hose to the water pump, connect the heater hose to the heater core, install the heater and surge tank hoses to the mounting clip, install the air intake tube and fill the cooling system.
By BobGM Specialist
01/11/2022 Q: How do I remove the Auxiliary Heater Inlet and Outlet Hose Connector Retainer and Seal?
A:
You should drain the cooling system, remove the fitting from the tube by squeezing the retainer clip legs together and pulling the fitting from the tub, and remove the retainer from the tube, place a flat-blade tool through the window of the quick-connect fitting to just below the outer bushing and above the top O-ring, remove the outer bushing, remove other components and dis and clean and inspect the inside surface of the fitting for nicks, scratches or cracks.
By BobGM Specialist
01/11/2022 Q: How do I install the Auxiliary Heater Inlet and Outlet Hose Connector Retainer and Seal?
A:
You should lubricate O-rings with coolant, install the first O-ring and gently push down into the O-ring pocket, install the midspacer and gently push down to the first O-ring, install the second O-ring and gently push down to the top of midspacer, install the retainer clip by lining up the retainer legs with windows on the fitting housing, clean and inspect the pipe end for any nicks, scratches or crack, install the fitting to the vehicle by pushing the fitting onto the tube until an audible click is heard and fill the cooling system.
By BobGM Specialist
01/11/2022 Q: How do I remove the Heater Outlet Hose?
A:
You should drain the cooling system, remove the air intake tube, remove the heater and surge tank hoses from the mounting clip, squeeze the plastic retainer release tab, pull the connection apart, remove the outlet heater hose from the water pump, reposition the outlet heater hose clamp at the surge tank, remove the outlet heater hose from the surge tank and remove the outlet heater hose.
By BobGM Specialist
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