Check antifreeze level, then thermostat next, heater core last
start by changing the thermostat
How to change a heater cord for a 93 chevolete caprice
how do you replace a heater core in a 91 Oldsmobile 98
i had this problem ( but i might not work for you here is what i found) you have to check the fluid levels in you rad when cooled down you might not have enough coolent.
Check out the Google Images and search for '93 Ford F150 heater hose'. you should find it there.
It is cheaper to replace the heater core than it is repair it
The heater core is behind your dash inside of the ventilation ducts.
I have the same problem with my 93 Chevy suburban also, and I found that the rear has a separate heater core located behind the rear right wheel well. From what I understand you have to locate it, and test it, and then flush it if the hoses are clogged.
Both of the heater hoses come from the firewall. One runs from the firewall to the water pump, this is the outlet hose. The other hose runs from the firewall to the top of the engine, this is the inlet hose.
check the coolant level first, low coolant will cause no heat, always check all fuses just in case
Because the resistor is shot on my 93 jeep the motor runs on high all the time so I am having to order a resistor which should cure the problem but I would replace the motor also.
There isn't one for that model.
You can find the 1993 Oldsmobile Cutlass block heater on the right hand side of the engine block. You can follow the block heater cord directly to the block heater.
Drain the water from the cooling system. Remove the heater core hose. Remove the retaining bolts. The heater core will come out. Reverse the process to install the new heater core.
Ok in a 93 Beretta the heater core is located behind your stero, best thing to do is to take the entire dash apart unless you like to work in small places. Take the black cover off take the old heater core out and then put the new one is make sure all the clamps are good and tight. A word of advice DONT BUT OREILLY AUTO PARTS! I bout a heater core from them a 1 1/2 ago and it went out on me already again.
A 91 what and a 93 what?
Remove the glove box and its behind that
A/C or Heater? Be more specific.
Most likely, the fluid is low, or the filter is dirty.
On my '93 ford escort 1.9L, it is located under the dash, behind the heater control assembly.
you likely have a leaking heater core. Is this on the inside of the vehicle? if so then it defintately is a leaking heater core
Where is the heater control valve for a 93 Chevy van, G-20, 5.O
It is the heater core hose.