How do you replace the heater core in a car?
The first step in the long procedure of replacing the heater core is to remove what is called the “cross car brace”. This is basically a large metal structure that all of the dashboard components bolt to. This brace bolts to the firewall and everything else bolts to it.
How long does it take to replace a Chevy Trailblazer heater core?
The labor on this job is seven hours. Since this was only the third one I’ve ever done I knew I was in for at least a solid seven hours of work to replace it. The first step in the long procedure of replacing the heater core is to remove what is called the “cross car brace”.
Do you have to replace the evaporator core?
The AC Box (Big Black box) behind the dashboard also has to be removed. the heater core in my brothers truck was leaking inside the truck and was wetting the floor area of the passenger side. If you have to replace either the heater core or the evaporator core, you might as well replace both of these parts since they sit side by side of each other.
What’s the best way to flush out a heater core?
Step 2: Remove heater core outlet hose. Slowly twist the hose back and forth while pulling to slide it off the outlet. Take care not to damage outlet port or you will have to replace the whole heater core.
Do you have to remove HVAC box to replace heater core?
The service manual says you have to remove the HVAC box from the dash to replace the heater core. The steps involved are beyond the typical home mechanic. For one thing, you need to evacuate the A/C system. Here is some of the info from the service manual….
How do you replace the heater core on a Chrysler 200?
Remove the screw (8) that secures the flange to the front of the HVAC housing and remove the flange. Remove the screws (3) that secure the heater core tube retaining brackets (6) to the side of the air distribution housing (4). Carefully pull the heater core (5) out of the driver side of the air distribution housing.
How do you remove the heat shield from a Chrysler 200?
Complete removal of the two bottom heat shield retaining nuts is not required. Reach behind the engine and remove the two bottom nuts the that secure the heat shield to the studs located on the dash panel and remove the heat shield. Rotate and tilt the heat shield as required.
Where are the nuts on a Chrysler 200 heater?
Remove the top nut (2) that secures the heat shield (3) to the stud (1) located on the dash panel. Two slots are provided at the bottom of the heat shield to aid in heat shield removal. Complete removal of the two bottom heat shield retaining nuts is not required.