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Chevrolet Silverado / GMC Sierra. Manual - part 2336
Fig. 88: Squeezing Quick Connect Fitting Release Tabs (Plastic Collar)
Courtesy of GENERAL MOTORS CORP.
4. Squeeze the plastic retainer release tabs.
2008 Chevrolet Silverado 1500
2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Fig. 89: Pulling Connection Apart (Plastic Collar)
Courtesy of GENERAL MOTORS CORP.
5. Pull the connection apart.
Fig. 90: Removing/Installing Heater Hose To Engine
Courtesy of GENERAL MOTORS CORP.
6. Remove the outlet heater hose from the water pump.
7. Reposition the outlet heater hose clamp at the surge tank.
8. Remove the outlet heater hose from the surge tank.
2008 Chevrolet Silverado 1500
2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Fig. 91: View Of Inlet & Outlet Heater Hoses (LR4, LM7, LQ4)
Courtesy of GENERAL MOTORS CORP.
9. Remove the outlet heater hose.
Installation Procedure
2008 Chevrolet Silverado 1500
2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Fig. 92: View Of Inlet & Outlet Heater Hoses (LR4, LM7, LQ4)
Courtesy of GENERAL MOTORS CORP.
1. Install the outlet heater hose.
2008 Chevrolet Silverado 1500
2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
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