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Car overheating. I’ve tried everything I know how to do but it’s still overheati

Home Forums Stay Dirty Lounge Service and Repair Questions Answered Here Car overheating. I’ve tried everything I know how to do but it’s still overheati Car overheating. I’ve tried everything I know how to do but it’s still overheati

#895417
Nightflyr *
Richard Kirshy
Participant

2007 Chevy Equinox
3.4L V6
2WD
200k miles

Symptoms:

Car overheats when stopped/idling
Dual radiator fans work and do turn on automatically.
[color=red] Heater blows cold air when idling
[/color]
.
Things i’ve tried:

Replaced Thermostat
Replaced water pump
flushed cooling system
bled air out of cooling system
pressure tested to 15psi, stayed at pressure for 5 minutes.

Any ideas on what could be causing it? Thanks!

If your getting cold air with the heat on you either have a blockage or air entrapment.
First see if the heater core is blocked by flushing it out.

Then bleed the cooling system:

If it is a troublesome system you may need to vacuum fill the system:

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