2014 Tahoe no heater
October 10th, 2021, 1:00 PM
#2
-do you have a p0128 code? if yes...the thermostat is stuck open...replace it.
-do you get heat at operating temp if the engine is held at 2500rpm...if yes....the coolant level is low/has air in the system.
-do you get heat at operating temp if the engine is held at 2500rpm...if yes....the coolant level is low/has air in the system.
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joelvr
Silverado & Fullsize Pick-ups
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January 9th, 2012 5:02 PM