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Most common cause is a drive (serpentine) belt for alternator, water pump etc slipping a little. Check tensioner, replace belt if glazed. A HVAC supplier should be able to sell you an anti-slip spray on aerosol can, if you're into crude fixes.
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Why does my heater blow cold air in your 2005 impala?
I just had this problem on my 2005 Impala. My fix was a new thermostat. I also had the symptom of the engine temp swinging from hot to cold.
What can you do to make your 2001 impala faster and improve the sound of the engine?
cold air intake helps a lot, along with a performance exhaust maybe even throw a chip in there, but i would recommend a tune
2001 dodge 2500 cummins will not go when it is cold?
How cold is it. Most diesel engine do not responed properly when the engine and fuel is cold.
Why would a 2001toyota tacoma not sift gears when engine is cold?
Why would a 2001 toyota tacoma not sift gears when engine is cold?
How do you bleed air out of the cooling system of a Chevy Impala 07 v6 3.5?
my o6 chevy impala is lighting up on the dash that the engine is hot but the gauge is saying its cold what is wrong and how can i fix it?
Have a high pitch squeal coming from the engine belt in a 96 Saturn sl2 regardless if its running or idling hot or cold?
You may need to adjust the tension on the belt.
Do you put antifreeze directly into the radiator of a 2005 impala?
Yes. First top up the radiator then fill the overflow reservoir to the "HOT" mark if the engine is hot or the "COLD" mark if the engine is cold. Be CAREFUL when you remove the radiator cap on a hot engine. The coolant is under pressure.....
How do you check the power steering on a 2002 Chevy Impala?
With the engine cold, remove the cap on the power steering pump. Inside the cap is a dipstick with a marking for both the cold and hot fluid levels
What will a flash of a 2001 impala ls computer do. i am trying to see if it will reset my air conditioner that is not blowing cold air. system works just no cold air.?
Most AC's that don't blow cold need a recharge - not a computer redo.
Does the reservoir tank get filled to top with coolant in 2006 Chevy Impala?
No , not to the top , there should be a mark for cold and hot or minimim / maximum something like that . Just maintain the coolant level up to the cold mark when the engine is cold
Where is the radiator fill cap on a 2001 sierra?
Under the hood on the passenger side of engine compartment. Be sure the engine is cold when you remove the cap.
What would cause the check engine light to come on in 2001 Impala and the temperature gauge to drop to cold and then not work?
Could be lots of things. You should have it checked for codes. The temp gauge problem would make me think of a possible temp sensor problem. It should be located near the thermostat housing.
