Hi I have a 1997 gmc 5.7l that is running at 70•c. I want it to be running at normal temp ( 95•c). I have put a new thermostat and ECT sensor and still opening up at 70•c while driving down the road.

Asked by Mitchgeo13 Jul 15, 2014 at 12:03 AM about the 1997 GMC Sierra C/K 1500

Question type: Maintenance & Repair

Anything else I can look at to deal
with this problem?

1 Answer
61,205

Andrew answered 10 years ago

maybe the gauge is inaccurate, I know my 93's factory gauge isn't quite on the mark.

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