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You failed to mention the year as that is very important. If it is the older style then you could have a bad heater control valve. Old or new you could have a stopped up heater core. If that is the case then you will need to flush and back flush it until it runs clear. If it is the newer ones then you could have a defective blend door.
What else can I help you with?
Chevrolet Malibu 2001- what would cause an ignition switch shortage making the horn blow?
What do you mean? When does this happen. I have a Malibu '02 and the horn will blow if one of my electric lock buttons are stuck up or down. This will cause it to honk if I put the car in park.
What would cause a 40amp ignition batt fuse to blow on a 97 Malibu?
There is a sort somewhere in the starting system
Why would the ac on a 2000 Chevrolet Malibu to blow on your feet no matter how you set the controls except for defrost then it blows on the windshield?
You most likely have a bad vacuum hose in the engine compartment or a bad control switch.
What could cause the head gaskets to blow on a 2003 Chevrolet Impala?
Running the engine hot repeatedly.
Would a faulty alternator cause a headlight to blow out?
Yes it can cause bulbs to blow.
Why would a back heater blow cold air and front heater blow hot air in a 2003 Chevrolet Suburban?
The front expansion valve is clogged.
What would cause starter relay fuse to blow when trying to start 1997 expedition?
An Electrical Short Cut somewhere would cause it to blow the fuse. A pinch wire would ground the system, and cause a shortcut.
What would cause fluid like swelling on back of head?
A blow to the head would cause swelling.
Why would the air conditioning not blow cold in idle in a 2002 Chevrolet suburban?
tad bit low on freon.
What would cause your fuse to blow when you turn on your lights on your 1995 Honda Accord. The fuse to the tail lights on dash lights blow?
What would cause your fuse to blow when you turn on your lights on your 1993 mazda 323 the fuse to the tail lights on dash lights blow?
How do you change the headlamps on a 1998 Chevrolet Malibu?
Behind the assembly is where the bulb goes. Unplug the electrical connecter. You turn the bulb 1/4 of a turn and pull it out. DO NOT touch the glass part at all as the bulb will possibly blow out when turned on.
What is the cause of excessive blow by?
cause of excessive blow- by
