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Daniel Jones
Daniel Jones,
Category: Pontiac
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Experience:  GM A Tech at Straub Buick GMC
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2000 grand am heater core replacement instructions

Customer Question

2000 grand am heater core replacement instructions
Submitted: 1 year ago.
Category: Pontiac
Expert:  Daniel Jones replied 1 year ago.

Hello. Welcome to the site. Thanks for coming.

I'm ***** *****.
I'm here to provide as much information and insight as I can, to best answer your question.

This is a very involved procedure.

Customer: replied 1 year ago.
do you have step by step instructions on how to do it
Customer: replied 1 year ago.
i have done heater core in past just want to know what i have to take apart in interior
Customer: replied 1 year ago.
Expert:  Daniel Jones replied 1 year ago.

Sorry for the delay.

Had issues with site getting the proper info.

Heater Core Replacement

  1. Recover the A/C system.

  2. Drain the engine coolant.

  3. Raise the vehicle.

  4. Remove the evaporator hose from the evaporator.

  5. Remove the heater hoses from the heater core.

  6. Remove the drain tube elbow from the evaporator block heater case plate.

  7. Remove the nuts holding the heater case plate for the heater pipes.

  8. Remove the heater case plate and the seals for the heater pipes.

  9. Remove the nuts holding the heater case plate for the evaporator block.

  10. Remove the heater case plate and seal for the evaporator block.

  11. Remove the nut for the HVAC module assembly bracket.

  12. Lower the vehicle.

  13. Remove the instrument panel (IP) carrier. (See Instrument Panel Carrier Removal)

  14. Remove the daytime running lights (DRL) sensor wiring harness clip (1) from the HVAC module assembly.

  15. Disconnect the IP lamp dimmer switch electrical connector (2).

  16. Remove the wiring harness clips (3) from the HVAC module assembly bracket.

  17. Disconnect the vacuum hose (4) from the vacuum tank.

  18. Disconnect the blower motor resistor electrical connector.

  19. Disconnect the blower motor electrical connector.

  20. Disconnect the temperature actuator electrical connector.

  21. Remove the HVAC module assembly

  22. Turn the HVAC module over.

  23. Remove the heater core case cover.

  24. Remove the heater core bracket and screw.

  25. Remove the heater core

    1. Instrument Panel Carrier Removal

    2. Disable the SIR system.

    3. Remove the end caps.

    4. Remove the sound insulators.

    5. Remove the instrument panel compartment.

    6. Remove the passenger inflator module.

    7. Remove the tilt steering lever.

    8. Remove the upper and the lower steering column covers.

    9. Remove the hazard warning switch.

    10. Remove the instrument panel cluster trim plate.

    11. Remove the instrument panel cluster.

    12. Remove the driver inflator module.

    13. Remove the steering wheel.

    14. Remove the multifunction lever.

    15. Remove the accessory trim plate.

    16. Remove the radio.

    17. Remove the cup holder.

    18. Remove the gearshift handle.

    19. Remove the gearshift trim plate.

    20. Remove the console.

    21. Remove the ignition switch bolts.

    22. Remove the instrument panel upper bolt covers.

    23. Disconnect the electrical connections from the electrical junction box.

    24. Remove the fog lamp switch.

    25. Remove the windshield side upper garnish molding.

    26. Loosen the center console.

      Pull the console rearward in order to disengage the console from the instrument panel (1).

    27. Remove the screws (2,3,4) connecting the instrument panel (1) to the tie bar (6).

      Remove the instrument panel (1) from the tie bar (6).

    Expert:  Daniel Jones replied 1 year ago.

    pics

    Expert:  Daniel Jones replied 1 year ago.

    pics

    Expert:  Daniel Jones replied 1 year ago.

    If you need more help, please use the "Reply" tab to continue our conversation - I'm happy to answer follow-up questions.
    If you have no follow-ups at this time, please remember to Rate My Service.

    Thank You
    ***** *****

    Expert:  Daniel Jones replied 1 year ago.

    Hi,
    Just wanted to get an update on how you made out with vehicle.
    Thanks
    Dan
    Please take the time to leave feedback and rate my service for my response to your problem. I don't get paid unless you rate my service.

    Thank you for posting your question. Your business is very valuable to us.

    Expert:  Daniel Jones replied 1 year ago.

    Hi, Just wanted to get an update on how you made out with vehicle.

    If you could please Rate the service and info I gave you, it would help to close out this question in my database.

    If you need more help, please use the "Reply" tab to continue our conversation - I'm happy to answer follow-up questions.

    Thank you for posting your question.

    Your business is very valuable to us.

    Thanks
    Dan

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