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The heater fan is behind the glovebox. If you remove the glovebox and look up from underneath, you'll see the blower motor. It is held on by three screws. In front of it the blower motor resistor, which also sometimes goes bad.
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Why would water stand in floorboard of 99 olds alero?
It probably has a bad heater core
What would cause a 99 olds alero ac heater to stop working?
There are a couple of reasons why a 1999 Oldsmobile Alero ac heater to stop working. The heater coil may need to be replaced or the HVAC blower motor may need to be replaced.
Turn off change oil light in 99 olds alero?
how to get the check oil light to go off on a 2001 olds alero
What kind of transmission fluid does a 99 olds alero take?
dextron 3
Need to find out makes a 99 olds alero miss fire on cylinder 1?
my 2002 alero is missing and has no power what could b wrong
Why 99 olds alero the rear windows will go down but will not roll up?
You need to replace the motor
Where is the flasher located on a 99 Olds Alero?
Try in or near the fuse block Perhaps left side of steering column by firewall?
What is Est on a 99 olds alero?
E xtra S tarter & T ransmission E xtra S tarter & T ransmission
What size door speakers are in a 99 olds alero?
i believe the door speakers are 4x6 inch and the back speakers are 6x9 inch but i am not sure.
Where is the thermostat located on a 1999 Oldsmobile Alero?
i have a 2001 olds alero 3.4 V6 and the thermostat on mine is underneath the throttle body...this may vary from your '99 vehicle, and it also may vary depending on your engine size
What years of Pontiac's interchanges with 2003 Pontiac Grand Am?
99-2005 Grand am and Olds Alero. They both share the same chassis and all parts will fit.
What type of oil do you put in a 99 Oldsmobile Alero?
i have a 4cylndr 99 old alero gx and it requires 5w30
