Check wjjeeps.com for the dash panel removal process. If the problem is with temperature control in the HVAC system, failure of the blend doors is the most common cause for this failure in the GC. Check the HeaterTreater web site for diagnostic information and an easy, inexpensive fix for this common problem You can follow my user name to my Bio Page for a link, or just search heatertreater in any search engine and you will get there eventually. These guys are the experts.
No, it is not required. You can remove it and splice the heater hoses together.
It must be on the same location as in my 96 Grand Cherokee. Behind the spare tire there is a small door you can open and there you find that module. You got to remove the spare tire to see it.
I do not believe there is such a thing as a tcu. there is an ECM (engine control module), and a TPS (throttle positioning sensor) TCU: Transmission Control Unit. On a Jeep Cherokee (not sure about the Grand Cherokee), it's located on the passenger side behind the dash. You can reach it from the bottom without removing anything, but it is easier of you remove the bottom of the dash.
jack the front end up and support it then remove one of the heater hoses
Under the hood on the driverside of the Cherokee is the PCM or Powertrain Control Module. The Transmission Control Module or TCM is under the dash on the driverside. It's actually kinda of small, I would guess 4 inches by 3 inches. with what look like wings coming off the sides and two bolts.
Remove the radio/heater control module. Disconnect the temperature control cable at the base of the control assembly . It is on the center mound just to the right of the gas pedal. Take the heater control cable off of the back of the heater control module. Pull the temperature control cable off.
No, it is not required. You can remove it and splice the heater hoses together.
NotesDisconnect battery ground cable.Remove glove box attaching screws, then the glove box.Remove lower sound insulator attaching screws and nuts, then the lower sound insulator.Heater And A/C Programmer And Actuators Remove programmer as follows:Remove programmer shield attaching screws, then the programmer shield.Disconnect threaded rod from programmer.Disconnect programmer electrical and vacuum connector, then remove programmer.Disconnect body control module electrical connector, then remove module attaching screws and module.Remove relay panel from module assembly, then the module assembly heater core cover.Disconnect heater hoses from heater core.Remove two heater core attaching screws, then the heater core.Reverse procedure to install.
Do you live in an area that you need your heater?
Remove the wiring harness from your 1995 Chevy Blazer ignition control module. Remove the ignition control module retaining screws. Reverse the process to install your new ignition control module.
take off your dash bezel that stretches from your gages past your radio then remove the heater control box and it will be on the back twist it out and replace your bulb for around $1.00.
Under the maxifuse center on the firewall - directly in the top of the blower / heater assembly. You will need to remove the two screws that hold the fuse / relay box in place to get to the module.
Remove the heater control valve and replace it.
how do you heater control for renault laguna 1999 thanks
Disconnect the battery. Remove the ignition coils. Remove the ignition control module that was under the coils, and replace it.
Control Module Control Module is located on the firewall just inboard of the master cylinder. Removal & Installation 1. Disconnect the negative battery cable. 2. Remove the instrument cluster panel. 3. Remove the front control module mounting bracket screw. 4. Remove the rear control module mounting bracket screw. 5. Lift the control module and mounting bracket from the instrument panel and detach the control module electrical connectors. 6. The installation is the reverse of the removal.
Remove the heater control switch decorative cover. Remove the retaining screws. Remove the wiring harness. Reverse the process to install the new switch.