97 Expedition Heater Core Removal

Heater core replacement in the f series expedition and lincoln navigator involves removal of the dashboard to where it can be disconnected and swung away from the hvac unit bolted to the firewall. Works like a charm. I bought new hoses and put regular hose clamps on.

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Step 5 install the new heater core into the housing making sure the foam material is intact.

97 expedition heater core removal.

This is a really hard and indepth job to do but wil save you a 1000 dollars doing it. Remove the heater core. Use a screwdriver to pry off these 2 clips on the heater core pipes. Remove the plenum assembly top.

The new clamp system seemed to leak easily. Detach the interior heater core intake and return hoses from the core nipples by releasing the squeeze clamps using channel lock pliers. Disconnect the heater core ground cable strap that attaches to the interior firewall with a single bolt. I brought it to a local shop and they said it was the heater control switch which i m having a hard time believing but i could use some help form a trained ford tech.

Note the shape and note shape of where you just pulled it from so you know how to reinstall it. Most guys i know just cut the old hose off including the clamp. Remove the 13 screws. Place a container under the heater core pipe connections to catch spilling coolant.

Remove the heater core bracket. Remove the plenum assembly top. Special pair of pliers for this removal. The piece in my hand.

Take off the heater core cover by removing its screws then pull the core out making sure you don t tear the foam material surrounding it. Also my lower coolant radiator hose doesn t get hot so i was thinking maybe it s the heater core. I am not a paid ford mechanic. I hope that this helps you.

I have a 1997 ford expedition and i have no heat. 97 expedition w addendum001 heater core replacement instructions c o ford technical service publication service manual after using the unedited original from a forum reader i added lots of extra notes and tips after completing the heater core job on my own 97f150 4 6 4x4. Remove the blend door assembly from the case. With all 3 screws out pull and remove the piece.

Please use at own risk. Remove the hoses by twisting as you pull. Been on for over 5yrs. Remove the two screws.

Unscrew the screws holding the bracket above the heater core housing and remove the bracket. Make sure your problem is not the heater core leaking at the connections because of corrosion.