With more advanced engine metallurgy and design, and the demand for increased fuel efficiency and lower emissions, engine operating temperatures have increased more than 40 F in the last 50 years.

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...

Q I have a 2002 Olds Alero with the V6 engine. Recently I noticed that coolant is leaking. I have been told it is a slow leak from the intake gasket. My mechanic recommended that I get the leak fixed ...

Some 1999-2008 Impreza and Forester, 2000-08 Legacy and Outback, and 2006-08 Tribeca models may lose large amounts of antifreeze from the coolant reservoir. One likely cause, Subaru said, is a stuck ...

Peak Commercial & Industrial, an Old World Industries company, is unvailing new test strips for its Final Charge heavy-duty extended-life coolant/antifreeze. Test strips for the Final Charge Global ...

Shell has introduced an on-site contamination test kit for its extended-life coolants, the Shell Rotella Extended Life Coolant Contamination Test Tool. There are basically two types of coolants in the ...

Q:I have a 2002 Ford Ranger with 218,000 miles. Lately, after my truck is warmed up and I shut it off, it builds pressure in the overflow reservoir and bubbles out of the lid. At first, I thought it ...