Pressure build up in radiator hose, overheating and heater not blowing warm air

Asked by GuruCD4LQ Feb 02, 2019 at 03:03 PM about the 2003 GMC Yukon XL 1500 4WD

Question type: Maintenance & Repair

I have pressure build up in radiator lines, causing it
to over heat. The heater doesn't blow out hot air
either.

1 Answer

GuruCD4LQ answered 5 years ago

I'm going to flush the heater core and see what that does before I go that expensive route. This is after I have changed the thermostat and water pump.

Mark helpful

Your Answer:

Related Questions

Yukon XL

Looking for a Used Yukon XL in your area?

CarGurus has 555 nationwide Yukon XL listings starting at $13,995.

Postal Code:

Shortcuts

Search GMC Yukon XL Questions

CarGurus Experts

  • #1
    MikeDaGeek
    Reputation
    4,510
  • #2
    Rowefast
    Reputation
    860
  • #3
    Gene Arnett
    Reputation
    780
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Suburban
9 Great Deals out of 473 listings starting at $1,497
Used GMC Yukon
9 Great Deals out of 781 listings starting at $1,225
Used Cadillac Escalade ESV
3 Great Deals out of 132 listings starting at $12,995
Used Chevrolet Tahoe
15 Great Deals out of 822 listings starting at $5,995
Used Ford Expedition
21 Great Deals out of 807 listings starting at $7,888
Used Cadillac Escalade
16 Great Deals out of 390 listings starting at $7,700
Used GMC Sierra 1500
150 Great Deals out of 7,037 listings starting at $3,950
Used Lincoln Navigator
3 Great Deals out of 178 listings starting at $9,869
Used Toyota Sequoia
7 Great Deals out of 68 listings starting at $16,489
Used Chevrolet Silverado 1500
217 Great Deals out of 5,900 listings starting at $2,975
Used Ford F-150
323 Great Deals out of 15,226 listings starting at $3,295
Used GMC Sierra 2500HD
19 Great Deals out of 1,645 listings starting at $12,900
Used Cadillac Escalade EXT
5 listings starting at $12,300
Used Chevrolet Silverado 2500HD
25 Great Deals out of 1,238 listings starting at $9,990

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.