Q: HVAC

asked by on November 19, 2017

heater is blowing but one vent is blowing cold

My car has 169000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Shifter stuck.
These vehicles are known for having problems with the shift cables breaking. I suspect this is what is wrong with your vehicle. A trained mechanic, such as one from YourMechanic, will be able to determine firsthand is this is the...
Dash lights not working
Hi, have you checked the fuse for the instrument cluster? This is a quick and easy check, however, if the fuse is blown, it blew for a reason, so replacing it is only a temporary solution. As the circuit will...
p0011 code,check engine light one, changed bank 1 vvt solenoid and check engine light still on?
The P0011 code (https://www.yourmechanic.com/article/p0011-obd-ii-trouble-code-camshaft-position-a-timing-over-advanced-or-system-performance-bank-1-by-jay-safford) is typically caused by oil issues with the car. I would particularly make sure the engine oil level is not low. The VVT solenoid relies on proper oil levels to do their job. If they don't...
Car idles high and then low, and then becomes a 30 second cycle.
Hello. A few things I would check are the throttle body (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-throttle-body), the idle air control valve (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-idle-control-valve), and the vacuum hoses. A dirty throttle body or idle air control valve can cause the idle to fluctuate. I would also...
03 plate vauxhall astra broken clutch and damaged tappets
Hi there, It's not entirely clear what your question is, but I assume it's regarding whether or not this used car (https://www.yourmechanic.com/article/how-to-buy-a-used-car) should be bought. It sounds like it's very affordable, but any car that can't be driven before buying...
Engine loses power, revs high, cannot shift gears - 2014 Nissan Rogue
Hello. It sounds like there is an intermittent problem with the throttle position sensor (https://www.yourmechanic.com/services/throttle-position-sensor-replacement) or the idle air control valve (https://www.yourmechanic.com/services/idle-control-valve-replacement). These two sensors are made into the throttle body and the throttle body assembly (https://www.yourmechanic.com/services/throttle-body-replacement) would have to...
Battery is dying, jump start did not work - 2013 Cadillac XTS
To find a way to decrease the delay for the lights, consult the owner's manual for the specific steps to change the delay. Otherwise, there may be a faulted circuit allowing a component to stay powered up with the ignition...
Throttle doesn't open when I press down on the accelerator; vehicle starts fine and revs up smoothly; but has loss of power.
The throttle may not respond if any major computer sensor is failing if the computer cannot control the throttle safely. Have the codes scanned to diagnose the problem. If you need a mechanic like one from YourMechanic have one scan...
2002 s-10 4 wheel drive question when you press 4 wheel drive button either hi or low it blinks once and goes back to 2 wheel dri
Check to see if hose hooks to the air cleaner assembly? As far as the 4x4 not shifting you may have a transfer case not shifting internally and will cause the problem. Have a mechanic like one from YourMechanic check...

Related articles

The Best Used Cars to Buy If You're a Dog Breeder or Trainer
These These days, dogs are more and more likely to travel with people than ever before. After all, what dog doesn’t ride in a car? As a breeder and trainer though, you’re probably more likely to carry along dogs than...
The Best Used Cars to Buy for Occasional Drivers
Not Not everyone relies on their car on a daily basis. Maybe you aren’t the type that deals with a daily commute, and running from here to there constantly. If that’s the case, you may be looking for a car...
The Best Used Cars to Buy for Senior Citizens
Everyone Everyone needs a way to get around. You need to get groceries, get to doctors’ appointments, visit with family and more. However, senior citizens have very different needs when it comes to buying a used car than other demographics....