2004 Chevy impala 3.4, I'm having over heating problems, it has a new water pump, radiator and thermostat. I've bleed all the air out of the system the only time it overheats is when its being driven.

Asked by Jul 14, 2015 at 11:33 AM about the 2004 Chevrolet Impala Base

Question type: Maintenance & Repair

stays at normal running temp at idle for
extended periods of time, water pump is
working all hoses get hot thermostat is
opening and closing

1 Answer

71,665

Once you're absolutely certain that you have all the air out of the cooling system if it still overheats it's probably going to be the head gasket. Have the cooling system pressure tested to be sure. These engines are notorious for head gasket failure. HTH. -Jim

Best Answer Mark helpful

Your Answer

Chevrolet Impala Experts

  • #1
    Js08016
    Reputation
    1,900
  • #2
    Tom Demyan
    Reputation
    1,840
  • #3
    Danny Wang
    Reputation
    1,710
View All

Related Models For Sale

Used Chevrolet Malibu
1,002 Great Deals out of 62,854 listings starting at $880
Used Honda Accord
1,067 Great Deals out of 65,536 listings starting at $561
Used Chrysler 300
337 Great Deals out of 18,647 listings starting at $900
Used Nissan Maxima
301 Great Deals out of 22,136 listings starting at $1,200
Used Toyota Camry
943 Great Deals out of 89,676 listings starting at $300
Used Buick LaCrosse
331 Great Deals out of 17,824 listings starting at $1,095
Used Chevrolet Tahoe
777 Great Deals out of 41,850 listings starting at $1,980
Used Chevrolet Silverado 1500
2,322 Great Deals out of 173,005 listings starting at $699
Used Nissan Altima
1,074 Great Deals out of 78,510 listings starting at $1,500
Used Ford Mustang
546 Great Deals out of 36,468 listings starting at $1,500
Used Ford Taurus
206 Great Deals out of 14,729 listings starting at $1,850

Used Cars For Sale

2018 Chevrolet Impala For Sale
4 Great Deals out of 9,493 listings starting at $21,351
2017 Chevrolet Impala For Sale
84 Great Deals out of 7,203 listings starting at $15,990
2016 Chevrolet Impala For Sale
33 Great Deals out of 1,320 listings starting at $12,990
2015 Chevrolet Impala For Sale
35 Great Deals out of 1,518 listings starting at $10,999
2014 Chevrolet Impala For Sale
58 Great Deals out of 2,464 listings starting at $7,997

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.