2003 Mazda Tribute back pressure

2003 MAZDA TRIBUTE
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ADA000
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  • 3 POSTS
Engine Cooling problem
2003 Mazda Tribute 6 cyl Four Wheel Drive Automatic 112kl miles

what can cause the header tank to back pressure and dump coolant out the overflow on the header tank
Oct 19, 2010 at 4:24 PM
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KHLOW2008
  • ✓ASE Certified Mechanic
  • 41,814 POSTS
  • ASE Certified Mechanic
Hi ada000,

That is an indication of overheating or a bad radiator cap.

Overheating can be due to cooling fans not working, stuck thermostat or lack of coolant in system.
Oct 28, 2010 at 1:22 PM
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