Mechanics

CHEVROLET SUBURBAN HEATER PROBLEM

2004 Chevrolet Suburban • 124,000 miles

Heater intermittently blows cold and hot air when heater set to on. Rear blows only cold.
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Guest
January 2, 2013.



Try pulling hvac fuse first for 60 seconds it may be an actuator needs resetting, check coolant level as well and if heat is going to both hoses first.

Hmac300
Jan 2, 2013.