Why is my C-15 engine losing coolant?

While the truck is running down road, it sucks the reservoir dry on the radiator overflow tank and when the … read more Vocational, Technical or Tra… my cat c-15 is losing a lot of coolant from the overflow. FIELD SERVICE TECHNIC… I have a c15 engine that has a little too much blow by (white smog). What could be the problem?

What causes coolant to overflow from the radiator?

Your problem may simply be a loose or damaged cap not keeping coolant where it needs to be. The radiator cap is designed to allow access to fluids in a ‘closed’ system. The coolant used to cool the engine does so at maximum efficiency when kept at specific pressure. Check your owner’s manual for proper cap replacement.

Is there a problem with my CAT C-15 engine?

Vocational, Technical or Tra… my cat c-15 is losing a lot of coolant from the overflow. FIELD SERVICE TECHNIC… I have a c15 engine that has a little too much blow by (white smog). What could be the problem? I install 2 months ago an used ECM that I found later … read more Vocational, Technical or Tra…

How much pressure does a radiator cap hold?

Yes, your theory is plausible. Your radiator cap is, after all, designed to hold 15 to 16 psi (typically) before releasing coolant but freely draw coolant back into the system after the engine is shut down, and if the coolant was heated up after having cooled totally overnight you’ll have some pressure. Don’t forget the hoses are stretchy…

Why does the radiator cap need to be replaced?

The radiator cap is designed to allow access to fluids in a ‘closed’ system. The coolant used to cool the engine does so at maximum efficiency when kept at specific pressure. Check your owner’s manual for proper cap replacement. The radiator cap comes in different pressures.

Why is my C-15 engine losing coolant?