chiltons auto repair manual
Disconnect the negative battery cable and drain the cooling system.Disconnect the heater hoses from the heater core inlet and outlet connections in the engine compartment.Allowing residual coolant from the heater core to drain. Cap the openings.Working inside the vehicle, remove the lower instrument panel sound insulator.Remove the heater floor outlet duct screws or clips and remove the duct.Remove the heater core cover by removing the attaching screws and clips.Remove the heater core cover.Remove the heater core retainers and remove the heater core.
You may want to go to a car parts store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.
Remove the water supply lines from your 1990 Ford E3 50 heater core. Remove the heater core retaining bolts. Reverse the process to install your new heater core.
You need to go to a car parts store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.
Drain the water from your 1990 Chevy Corsica cooling system. Remove the heater core water supply hoses. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
May have to take it to a certified speedometer repair shop
go to auto parts store and purchase a haynes repair manual
comes out inside . remove glovebox and go in that way . about one hour .
I found it in my repair manual. It is about 26 to 32 psi.
You pretty much have to remove the entire heater box under the dash on the passenger side
In order to change the heater core on an 90 ls400 you have to remove the entire dash pad and cross bar to be able to remove the heater core box. This is a job for and experienced LEXUS technician www.lextechautomotivellc.com
Oldsmobile Silhouette was created in 1990.
I'd suggest you take the car to a speedometer repair specialist. They can remove, repair and calibrate the spedometer.
Disconnect the battery. Drain the cooling system. Working in the passenger compartment remove the panels from under the dash and the steering column trim cover. Remove center console if you have one. Remove the heater outlet duct and glove box. Remove the heater core cover. Disconnect the heater hoses from the heater core. The hoses and clamps are in the engine compartment on the firewall. You may have to rotate the engine forward and remove fuel lines transmition dipstick tube and the plenum to gain access to these. Remove the heater core.
diagram of firing order on a 1990 Oldsmobile cutless 3.3 engine
the heater core is located behind the instrument panel, you have to remove it and place it on the seat. there are 2 covers that you have to remove before you see the heater core. remove the evaporator case assembly and then remove the vacuum source line from heater core tube seal, remove seal form heater core tubes, remove three screws retaining blend door actuator to evaporator case and remove actuator from the case. remove the access cover and the seal and you should see the heater core with the tubes sticking out, the rest is history, take out the screws and lift out the core along with the seal from the case.
where is the location of the horns on a 1990 Oldsmobile 98
Remove the firewall. Where the 5/8 inch hoses go into the firewall is where your heater core is located. Lots of bolts and screws.
I have the factory repair manual -- looks like the socket is under the dash just left of center. Not sure how easy it is to get hand on it.
Step 1: Disconnect heater hoses from under the hood Step 2: Remove the (6) 9/32" screws securing the heater box cover to the bottom of the heater box. Note: (2) of them are hidden so make sure you get them all. Step 3: Remove the heater box cover. Step 4: Locate the (1) 9/32" screw that holds the heater core to the housing. Step 5: Gently pull the heater core from the housing and remove. Installation is the reverse of disassembly.
It is never easy to replace the heater core on any vehicle. The problem is getting to the core. That is why this is a very expensive repair. It is a labor intensive job.It is never easy to replace the heater core on any vehicle. The problem is getting to the core. That is why this is a very expensive repair. It is a labor intensive job.
To replace the heater blower motor: First unplug the wire connectors. Then remove the screws and the motor will pull out. Reverse the process to reinstall the blower motor.
remove the coolent tank and then use the pully to remove the serpentine belt. then you'll be able to see the water pump takes about half an hour tops.