How To Change A Thermostat On A 2005 Chevy Equinox. Also remove radiator cap and run engine to see if bubbles come out of the radiator. Follow the top radiator hose and it will take to the thermostat housing it is under the housing.
Put in gear with your foot on the brake and rev up to see if there is vapor coming out the exhaust. If i rev up to 3000 rpm the temp comes down quickly. Temp fluctuates from normal to in the red at idle.
Honeywell Pro 3000 Thermostat Troubleshooting. While holding the program selection, use a slender object such as a paper clip to press the reset button. Remove the wallplate from the thermostat by pulling from the bottom, then follow directions below for mounting.
Be defective or malfunctions, honeywell shall repair or replace it (at honeywell’s option). If the cool on or the snowflake icon is flashing, the thermostat is in delay mode, which can take up to 5 minutes. Separate the junction box adapter from the cover plate.