Running hot 215 -240

Asked by Aug 06, 2017 at 12:49 AM about the 2000 Buick LeSabre Limited Sedan FWD

Question type: Maintenance & Repair

My buick lesbre over heated a week ago twice. I
was going to put a new thermostat in it but then
the next day it ran at 180 just fine and for the
following week.   Today it randomly cycled from
210 to 240 so i turned my heat on to be safe....   
the cabin heater went from hot to cold in the same
cycles that my engine  temp went from 210 to 240  
the heat would get hot to cold almost a min apart

1 Answer


Purge air out of the system. Google "how to burp a radiator".

Your Answer

Buick LeSabre Experts

  • #1
    Tom Demyan
  • #2
    John Saffrahn
  • #3
    Austin Gaboda
View All

Related Models For Sale

Used Chevrolet Impala
158 Great Deals out of 1,114 listings starting at $1,995
Used Buick Regal
3 Great Deals out of 247 listings starting at $6,495
Used Buick Century
7 listings
Used Toyota Camry
48 Great Deals out of 2,122 listings starting at $2,750
Used Honda Accord
47 Great Deals out of 1,210 listings starting at $1,795
Used Cadillac DeVille
16 listings starting at $3,995
Used Chevrolet Malibu
85 Great Deals out of 1,818 listings starting at $2,495
Used Ford Taurus
30 Great Deals out of 324 listings starting at $4,988

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.