2005 when using the heater, fans are blowing, but cold air. Maybe after 15 minutes of driving finally the heat will kick on, but if i dont keep the RPM's up to 2k, cold are blows again

Asked by Feb 28, 2014 at 02:19 PM

Question type: Maintenance & Repair

1 Answer

955

It relates to the coolant, and an easy fix, go visit the dealer.

Your Answer

Add photo

Related Questions

  • Overheating, heater blowing cold 5 answers

    I changed the thermostat on my thuck, the temperature gage maxed out after about 10 minutes of driving and i hed no heat, I replaced the thermostat again with the same results.

    2005 GMC Sierra 1500 SLE Extended Cab SB

    -

    Maintenance & Repair

  • no heat until I kick the gas pedal down any ideas? 1 answer

    Digital dual zone heating/ac that has no heat unless I kick down the gas. If the truck idles for a few minutes it will start blowing cold air out the vents again sometimes. As far as I know there is n...

    2005 GMC Sierra 1500 SLT 4WD Crew Cab SB

    -

    Maintenance & Repair

  • Why does my AC suddenly start blowing hot air? 13 answers

    I have a 2004 Yukon with 160000 miles and about a year ago the AC would suddenly blow hot air just on the driver's side while the passenger side still blew cold. After a few weeks it then stating blow...

    2004 GMC Yukon

    -

    Maintenance & Repair

  • rough idle, stalling, loss of power. 228 answers

    o2 sensor code 44 (lean) Replaced: coolant temp sensor, tps, map sensor, fuel filter, and o2 sensor. It will run normal on occasion but only lasts about 45 seconds or so. I don't think its the torqu...

    1995 GMC Sierra 1500 K1500 SL 4WD Extended Cab Stepside SB

    -

    Maintenance & Repair

  • Why does my heater fan only blow cold air? 13 answers

    When I turn the heat on in my car it only blows cold air. The AC works just fine and the fan does blow at full power but no matter how long the car has been running for the air still remains extremely...

    2001 Mercury Grand Marquis

    -

    Maintenance & Repair

Search GMC Questions

GMC Experts

#1 dragonflyoffshore
dragonflyoffshore
Reputation 4,950
#2 John Saffrahn
John Saffrahn
Reputation 4,310
#3 Richard Schroer
Richard Schroer
Reputation 4,080
View All