replace heatercore on 1993, 4.3.L 1500 PU with AC
Dec 14, 2010 at 5:21 PM
cooling sys.
1993 CHEVROLET CHEYENNE
DANIEL BRAUN
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Here is what I could find:
Disconnect the negative battery cable and drain the engine coolant.
Remove the right rear quarter panel trim and then remove the panel itself.
Remove the right rear wheelhousing liner.
Disconnect the heater hoses from the core.
Unplug the electrical lead. Remove the drain valve.
Remove the heater module.
If necessary, remove the blower motor.
Remove the heater case cover.
Remove the heater case cover and then remove the heater core.
To install:
Install the heater core and then install the heater case cover.
If removed, install the blower motor.
Remove the heater module.
Attach the electrical lead. Install the drain valve.
Connect the heater hoses to the core.
Install the right rear wheelhousing liner.
Install the right rear quarter panel and then install the trim.
Connect the negative battery cable and fill the engine with coolant.
Disconnect the negative battery cable and drain the engine coolant.
Remove the right rear quarter panel trim and then remove the panel itself.
Remove the right rear wheelhousing liner.
Disconnect the heater hoses from the core.
Unplug the electrical lead. Remove the drain valve.
Remove the heater module.
If necessary, remove the blower motor.
Remove the heater case cover.
Remove the heater case cover and then remove the heater core.
To install:
Install the heater core and then install the heater case cover.
If removed, install the blower motor.
Remove the heater module.
Attach the electrical lead. Install the drain valve.
Connect the heater hoses to the core.
Install the right rear wheelhousing liner.
Install the right rear quarter panel and then install the trim.
Connect the negative battery cable and fill the engine with coolant.
Jan 1, 2011 at 10:32 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.