Question about 1981 Ford F 150

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How do you remove the heater core in a 1978 ford f-150? (no a/c)

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You havve to get behind the glove box and dashboard. you need to take most of the sahboard apart to get to it . it is lacated on the inside front passenger side foward floor panel. I hope this helps.

Posted on Feb 21, 2009


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Posted on Jan 02, 2017


SOURCE: Heater core for a Ford 2000 F-150 5.4 4x4 had been

There is a Haynes Manual available for your vehicle @ most large Auto Parts stores. It covers how to do this. $25.00 for book.

Posted on Feb 03, 2010

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How do you remove the heater core from a 1997 ford f-150

Heater Core Removal & Installation To Remove:
NOTE: If a heater core leak is suspected, the heater core must be leak-tested before it is removed from the vehicle.
  1. Remove or disconnect the following:
    • The negative battery terminal
    • Engine coolant
    • The instrument panel Heater Hoses for_f150_conn_tabs_htr_hses.gif

    • The heater water hoses at the heater core
      1. Compress the holding tabs
      Remove the A/C plenum demister adapter for_f150_dmstr_adptr_rem.gif

    • The screw
    • The A/C plenum demister adapter Disconnect the vacuum line. for_f150_vac_line_rem.gif

    • Vacuum line Remove the heater core bracket. for_f150_htr_core_brckt_rem.gif

    • The screws
    • The bracket Remove the plenum assembly top for_f150_plnm_case_top.gif

    • The 13 screws
    • The plenum chamber top Blend door assembly for_f150_blnd_door_assmbly.gif

    • The blend door assembly from the case
    • The heater core
To Install:
NOTE: Lubricate the coolant hoses with MERPOL(R) meeting Ford specification ESE-M99B144-B or plain water only, if needed.
  1. Install or connect the following:
    • The heater core
    • The blend door assembly into the case Blend door assembly for_f150_blnd_door_assmbly.gif

    • The plenum chamber top
    • The 13 screws
    • The bracket
    • The screws
    • Vacuum line
    • The A/C plenum demister adapter
    • The screw
    • The heater water hoses at the heater
    • Engine coolant
    • The negative battery terminal
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Jun 20, 2010 | Cars & Trucks

1 Answer

Need to know how to get at the front heater core on 1995 Ford Truck E 150 Van V8-351 5.8L I need diagrams

the way u get the heater core out is through the passenger side! thes a few screws holding a cover ner the dog house !remove the screws and pull out cover the there are two clamps that hold core in place!

Mar 20, 2010 | Ford E-150 Cars & Trucks

1 Answer

1998 Ford Truck F 150 2WD Pickup V8-4.6L SOHC VIN

this is not a job for the faint of heart!! you have to remove the complete dash! the heater box is located hehind the radio !in the middle of the dash ! theres no way around!!!

Mar 20, 2010 | 1998 Ford F150 Regular Cab

1 Answer

Heater core for a Ford 2000 F-150 5.4 4x4 had been

There is a Haynes Manual available for your vehicle @ most large Auto Parts stores. It covers how to do this. $25.00 for book.

Feb 03, 2010 | 2000 Ford F150 Flareside SuperCab

1 Answer

1978 chevy scotsdale heater core

does it have a/c,,not hard to do ,,pull glove box,,there are some screws be hide it u need to get out,&any other that hold the heater core cover & blower assembly on

Feb 02, 2010 | 1978 Chevrolet C1500

2 Answers

89 Ford F-150, 4x4, 4 spd Manual,4.9 L 6 cyl, Need to have instructions on location and R & R on the heater core. Thanks.

the heater core is behind the glove box, remove the glove box open excess panel and you will see the core. remove heater hoses and pull core out installation is reverse order. berrydalewolf

Oct 29, 2009 | 1989 Ford F 150

1 Answer

How to replace heater core on 1996 ford f-150 with a/c.

remove glove box, core panel is right behind it, remove screws, remove heater hoses under hood and remove core and replace, inbstall in reverse order. berrydalewolf

Oct 28, 2009 | 1996 Ford F150 Regular Cab

1 Answer

How do i change heater core on 1993 f-150

Remove the glove box. Disconnect the heater core from the heater hoses. Remove the cover behind the glove box held on by 8mm screws. Disconnect the temperature cable. Remove heater core. Good luck.

Jul 09, 2009 | 1993 Ford F150 SuperCab

1 Answer

Does the dash need to be removed on a 1990 F-150 to replace the heater core?

No, just remove the glove box and then the plastic cover behind it. Once the cover is removed, you'll find your heater core.

Jun 07, 2009 | 1990 Ford F150

1 Answer

Blown heater core in a 1977 ford f-150 pick-up

1976-79 Without Air Conditioning
  1. Disconnect the temperature and function control Bowden cables from the heater housing. This must be done to prevent damage to the cables.
  2. Disconnect the wires from the blower resistor.
  3. Remove five screws attaching the air inlet (vent) duct to the heater housing.
  4. Disconnect the blower wires.
  5. Drain the radiator and remove the heater hoses from the heater core.
  6. Remove three heater stud retaining nuts and remove heater.
  7. Remove gasket between the heater hose ends and the dash panel at core tubes.
  8. Remove heater core cover and gasket (four screws).
  9. Pull heater core and lower support from heater.

To install:
  1. Install foam gaskets on heater core and install in heater assembly.
  2. Install the core seal and cover plate.
  3. Position heater assembly in vehicle and install three stud retaining nuts.
  4. Connect heater hoses to heater core and fill radiator.
  5. Connect blower motor wires.
  6. Place defroster nozzle on heater so that the defroster and heater openings are in the up position, and there is no air leak around the seal.
  7. Install air inlet (vent) duct to heater. Push duct firmly against seal on side cowl and tighten five attaching screws.
  8. Connect wires to blower motor resistor.
  9. Connect temperature and function control cables to heater, and adjust the cables.
  10. Reinstall gasket between the heater hose ends and the dash panel at core ends.
  11. Fill Cooling System.

  12. Hope this helps you! Please remember to rate my solution.


Apr 09, 2009 | 1986 Ford F150 SuperCab

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