building up radiator pressure and blowing radiator, upper hose very hard. Replaced water pump, thermostat and now third radiator. What could be the cause?

Asked by Guru9WL8X Jun 13, 2017 at 10:17 PM about the 2002 Dodge Grand Caravan Sport FWD

Question type: Maintenance & Repair

3 Answers

9,430

leaking headgasket is my first bet. If your radiator is over- pressurizing, check fluid levels. When does it blow? When idle? When at higher RPMs?

3 people found this helpful.

Replace the radiator cap in case it is holding too much pressure.

1 people found this helpful.

Your Answer:

Grand Caravan

Looking for a Used Grand Caravan in your area?

CarGurus has 1,943 nationwide Grand Caravan listings starting at $3,995.

Postal Code:

CarGurus Experts

  • #1
    Whitney C
    Reputation
    3,690
  • #2
    timof5
    Reputation
    3,670
  • #3
    Rowefast
    Reputation
    2,780
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chrysler Town & Country
109 listings starting at $4,990
Used Toyota Sienna
40 Great Deals out of 750 listings starting at $4,200
Used Honda Odyssey
48 Great Deals out of 972 listings starting at $2,495
Used Dodge Caravan
3 listings
Used Dodge Durango
46 Great Deals out of 2,266 listings starting at $5,500
Used Kia Sedona
10 Great Deals out of 171 listings starting at $3,800
Used Ford F-150
321 Great Deals out of 14,968 listings starting at $1,712
Used Honda CR-V
103 Great Deals out of 3,896 listings starting at $1,795
Used Ford Explorer
86 Great Deals out of 2,065 listings starting at $2,999
Used Honda Pilot
40 Great Deals out of 1,271 listings starting at $4,495

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.