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83highsierra · 10-18-2011, 04:55 PM

Ok so I have a 02 impala with a 3.8 it runs at about 140 degrees and its killing my fuel milage I know it has dexcool I and the check engine light is on it says its not running at optimum temperature any ideas
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*RUSHNBOBO* · 10-18-2011, 04:58 PM

Quote:

Originally Posted by 83highsierra

Ok so I have a 02 impala with a 3.8 it runs at about 140 degrees and its killing my fuel milage I know it has dexcool I and the check engine light is on it says its not running at optimum temperature any ideas
Posted via Mobile Device

stuck and or dirty thermostat.....take it out and chuck it, get a quality replacement ......there cheap

10-18-2011, 04:55 PM	#1
83highsierra Registered User Join Date: Jun 2011 Location: georgetown kentucky Posts: 193	car question Ok so I have a 02 impala with a 3.8 it runs at about 140 degrees and its killing my fuel milage I know it has dexcool I and the check engine light is on it says its not running at optimum temperature any ideas Posted via Mobile Device



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