1991 Chevy G 20 Van Heater Core: Service and Repair Primary (Front) Heater Core
download Remove or Disconnect (Figures 5 through 10 and Figure 20) 1. Battery ground cable. 2. Coolant recovery tank. 3. Heater core hoses (140 and 141) (figures 6, 7, 8 and 20). ^ Place a clean pan...
View Article2000 Jeep Grand Cherokee Heater Core: Service and Repair
download REMOVAL 1. Remove the heater-A/C housing from the vehicle. See: Housing Assembly HVAC/Service and Repair 2. Remove the foam gasket surrounding the core tubes. NOTE: Notice the orientation of...
View Article2003 Nissan Pathfinder SE Fan Control Amplifier
download Fan Control Amplifier The fan control amplifier is located on the cooling unit. The fan control amp. receives a gate voltage from the auto amp. to step-lessly maintain the blower fan motor...
View Article2003 Chevy TrailBlazer Radiator Cooling Fan: Description and Operation
download Cooling Fan Control The purpose of the Electro-Viscous (EV) fan clutch is to maintain powertrain cooling requirements. The Powertrain Control Module (PCM) monitors the following sensors to...
View Article2006 Chevy Avalanche 1500 Fan Clutch Replacement
download Removal Procedure 1. Remove the upper fan shroud. 2. Install the J 46406 and the J 41240-5A to the fan clutch. 3. Remove the fan hub nut from the water pump in a counterclockwise rotation. 4....
View Article2002 Chevrolet Impala A/C-HEATER SYSTEMS Removal
download 1. Remove the following component: For a 3.4L engine, remove the air cleaner assembly. For a 3.8L engine, remove the fuel injector sight shield. 2. Drain the coolant. Use Hose Clamp Pliers in...
View Article2004 Chevy Silverado 3500 Fan Clutch: Service and Repair Fan Clutch Replacement
download Removal Procedure 1. Remove the upper fan shroud. 2. Install the J 46406 to the fan clutch. 3. Remove the fan hub nut from the water pump in a counterclockwise rotation. 4. Remove the fan...
View Article1996 Lincoln Town Car Heater Core Removal
download 1. Remove the heater air plenum chamber (18471) assembly as outlined. 2. Remove the four retaining screws from the heater core cover (18B300) and remove the heater core cover from the heater...
View Article2002 Ford F 150 Cooling Fan – Blade, Clutch and Shroud Removal and Installation
download WARNING: Do not run the engine while the protective components are removed. Failure to follow these instructions may result in personal injury. All vehicles 1. Remove the air cleaner assembly....
View Article2003 Pontiac Grand Prix Heater Core Replacement
download Tools Required J 38185 Hose Clamp Pliers Removal Procedure 1. Remove the fuel injector sight shield (3.8L only). Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical-3.8L. 2....
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