1999 GMC Safari Q&A

1999 GMC Safari Question: CHECK ENGINE LIGHT KEEPS COMING ON

THE CHECK ENGINE LIGHT CAME BACK ON AFTER BEING CHECKED IN LOW TEMPERTURES OF GEORGIA THIS PAST CHRISTMAS. -
Answer 1
Do you know the diagnostic trouble codes that are setting off the light? -
Answer 2
you said checked, not repaired. re seting the light only lets the problem remain and the light will come back on till you have a diag performed and repairs made to correct the issue. Roy -
Comment 1
Roy: The work performed consisted of the following: New thermostat & gasket for the water pump New gas cap & gasket Cleaned off sensor, which sensor , I don't know as my wife had the work done & I was not there at the time. -
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