Check engine light

Asked by mfz705 Apr 22, 2019 at 03:23 AM about the 2008 Chevrolet Trailblazer 1LT 4WD

Question type: Maintenance & Repair

Steady check engine light came on one day after
my temperature gauge started intermittently
working. When temp gauge was at the cold Point
AC wasn't working. When I turn ignition off on and
clicked gas pedal three or four times, temp gauge
worked AC works but as I was driving temp gauge
went down AC stopped Cooling. Next day check
engine light came on turn car off waited turned it
back on then oil light flash three times. Oil change
is not due for another thousand miles

1 Answer
11,575

FJ4072 answered 5 years ago

Change your temp sensor. Starting in 06, location changed from above the thermostat, to passenger side of engine wayyyy in the rear near firewall. What code is popping up for the check engine light?

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