I have a 2004 Chevy Tahoe that isn't overheating but I'm only getting cold air from the heater?

Robert Krempotich

Asked by Sep 22, 2015 at 12:40 PM

Question type: Maintenance & Repair

1 Answer


The first and most basic step is to test the ratio in your cooling system. It's suppose to be 50% coolant and 50% water. If there is not enough water then there is no liquid getting hot because coolant cannot be heated. Second the thermostat might be stuck open not letting the liquid heat up.

Your Answer

Add photo

Related Questions

  • Chevy S10 overheating 50 answers

    I have a 1994 Chevy S10 that was overheating...I flushed the system, replaced the radiator and thermostat...that seemed to fix the problem...that was in last October.....now its overheating again...t...

    1994 Chevrolet S-10 2 Dr STD Standard Cab LB


    Maintenance & Repair

  • 2005 chevy tahoe overheating 2 answers

    Ive put a new water pump and t-stat on my truck bypass the heater core but still over heating ive checked all hoses dont know what else to do running out of options someone please help me figure t...

    2005 Chevrolet Tahoe LT


    Maintenance & Repair

  • My heater is blowing cold air and the van is overheating all the sudden. 03 Chevy Venture. 1 answer

    I just had front brakes, break assembly, and a tie rod put on my 03 Chevy venture van. Got it back and now my heater is blowing cold air and the van is overheating. The van has never over heated befor...

    2003 Chevrolet Venture LT Extended


    Maintenance & Repair

  • 2004 Honda civic heater and engine overheating. 2 answers

    I have a 2004 Honda civic. My heater only works when I drive about 40 mph or more, but not always. Sometimes even while moving it will blow non heated air. It blows cold air at stop lights or when ...

    2004 Honda Civic EX


    Maintenance & Repair

  • Heat 4 answers

    I have a 2004 chevy tahoe and I turn the heat on and nothing is coming out should I change the modgle

    2004 Chevrolet Tahoe




Search Maintenance & Repair Questions

Maintenance & Repair Experts

#1 Tom Demyan
Tom Demyan
Reputation 145,760
#2 FordNut
Reputation 100,760
#3 dandyoun
Reputation 82,400
View All