why am i still overheating? on 2000 Mitsubishi Galant

replaced radiator,cylinder head, hoses,thermostat,sensor,timing belt, water pump. antifreeze temp was reading 248 degree f, but the temp guage is redlined.what can it be?

by in Wilmington, DE on March 30, 2013
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1 answer 2 comments
ANSWER by , March 30, 2013
Is that 248F with a scanner or infra-red thermometer? Are the rad. cooling fans coming on at about 215F?
COMMENT by , March 31, 2013
the temp was tacken with scanner the fans are running but still hot
COMMENT by , March 31, 2013
Do they stay running constantly or are they cycling on and off?