2001 Chevy Blazer Overheating and no heater

2001 CHEVROLET BLAZER
131,256 MILES • 4 CYL • 4WD • AUTOMATIC
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GABERIS
  • MEMBER
  • 1 POST
The heater on my blazer will not heat up unless you are driving 60 mph of more. Once you stop it will cool down automatically. Also when you turn on the air conditioner the car will overheat. What do you think the problem would be and how to fix it
Mar 17, 2009 at 4:42 AM
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RHALL77
  • ✓Experienced Mechanic
  • 3,361 POSTS
check and see if there is any coolant leaks and if the cooling system is low. let me know what you find and ill see what i can do to help
Mar 17, 2009 at 8:32 AM
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