My 98 Cadillac Seville is overheating already replaced thermostat as well as house water pump

Asked by Oct 27, 2016 at 11:59 PM about the 1998 Cadillac Seville STS FWD

Question type: Maintenance & Repair

I replace my water pump in my thermostat in my 98
Cadillac Seville I got a oil change and park my vehicle came
back to it a few days later noticed that I had radiator fluid
all over the floor so I replaced the water pump and then
replace the thermostat ran the car and I noticed that it was
going a little bit over the halfway mark also I noticed that
there is only cold air blowing out of the vents when it on 90
degrees can anybody tell me what is wrong with my vehicle
it has 148000 miles on it the oil is not milky

1 Answer

72,525

There may be air in the system. But if you have a Northstar it's going to be the head gasket. Especially at that mileage. To confirm this have the cooling system tested for exhaust gases. HTH. -Jim

1 of 1 people found this helpful.

Your Answer

Cadillac Seville Experts

  • #1
    Tom Demyan
    Reputation
    410
  • #2
    carpetguy53
    Reputation
    340
  • #2
    Js08016
    Reputation
    340
View All

Related Models For Sale

Used Cadillac DeVille
5 Great Deals out of 1,498 listings starting at $1,999
Used Chevrolet Camaro
440 Great Deals out of 31,632 listings starting at $1,450
Used Cadillac Escalade
274 Great Deals out of 11,734 listings starting at $1,200
Used Honda Accord
1,057 Great Deals out of 74,032 listings starting at $1,100
Used Lincoln Town Car
29 Great Deals out of 1,669 listings starting at $1,500
Used Chevrolet Tahoe
792 Great Deals out of 41,763 listings starting at $1,987

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.