why is my 1999 chevy s10 blazer overheating

Asked by 2feathers55 Jun 14, 2016 at 04:10 PM about the 1999 Chevrolet Blazer LS 4-Door RWD

Question type: Maintenance & Repair

just put new thermostat...replaced hoses....flushed radiator and it is still
running hot....when i turn my ac off temp goes down a little. I am not loosing
water.

2 Answers
101,595

KenF answered 7 years ago

At your truck's age you might need a new water pump. The fins on the impeller may be worn down to nothing (antifreeze also takes its toll). When the truck is running squeeze the radiator hoses and see if they feel like they are under pressure.

Mark helpful
30

Chad answered 5 years ago

Same problem, I even changed the water pump. Still over heating.

3 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • why is my 1999 chevy s10 blazer overheating 2 Answers

    just put new thermostat...replaced hoses....flushed radiator and it is still running hot....when i turn my ac off temp goes down a little. I am not loosing water.

    1999 Chevrolet Blazer LS 4-Door RWD

    -

    Maintenance & Repair

  • Why is my 2002 Chevy Blazer overheating? 2 Answers

    I have a 2002 Chevrolet Blazer that I bought over the summer and never had any problems with it since then. After the snow storm we had in Indiana last week, it started overheating (got stuck in so...

    2002 Chevrolet Blazer

    -

    Maintenance & Repair

  • why is my chevy 1998 blazer overheating ? and what is a easy and quick solucion 2 Answers

    th temperature of my 98 blazer get up to 100 degress . very easily. i checked and replaced the radiator and the transmitions is fine, what am i missing?

    1998 Chevrolet Blazer LS 4-Door RWD

    -

    Maintenance & Repair

  • Brakes going to floor in my 2003 Chevy Blazer S10 1 Answer

    My pedal goes to the floor in my Chevy Blazer S10.. Brakes worked when lines busted. I replaced lines. Brake fluids making it to all 4 calipers when bleed but still no brakes at all.. what do I nee...

    2003 Chevrolet Blazer LS 4-Door RWD

    -

    Maintenance & Repair

  • 1997 Chevy. s10 Blazer LS 23 Answers

    I have 1997 chevy s10 blazer LS with a 4.3L vortec it wouldnt start cause it wasn't getting fuel after the fuel pumped was chamged and it died driving at 60. Started when tow truck got there And I...

    1997 Chevrolet Blazer LS 4-Door 4WD

    -

    Maintenance & Repair

Blazer

Looking for a Used Blazer in your area?

CarGurus has 14,616 nationwide Blazer listings starting at $4,495.

ZIP:

Own this car?

Share your experience with others.

1999 Chevrolet Blazer

Write a car review

Review another car

Shortcuts

Search Chevrolet Blazer Questions

CarGurus Experts

  • #1
    Andrew Olsen
    Reputation
    4,240
  • #2
    Rowefast
    Reputation
    3,540
  • #3
    yetilikesbeer
    Reputation
    2,410
View All

Know more, shop wisely

Search

Related Models For Sale

Used Chevrolet Silverado 1500
4,093 Great Deals out of 130,455 listings starting at $800
Used Jeep Grand Cherokee
2,548 Great Deals out of 49,034 listings starting at $750
Used Chevrolet Tahoe
1,024 Great Deals out of 20,127 listings starting at $1,100
Used Ford Explorer
2,159 Great Deals out of 62,559 listings starting at $1,000
Used Toyota RAV4
1,864 Great Deals out of 27,942 listings starting at $1,350

Used Cars for Sale

2024 Chevrolet Blazer For Sale
21 Great Deals out of 6,952 listings starting at $26,014
2023 Chevrolet Blazer For Sale
73 Great Deals out of 1,166 listings starting at $22,499
2022 Chevrolet Blazer For Sale
123 Great Deals out of 1,209 listings starting at $19,498
2021 Chevrolet Blazer For Sale
313 Great Deals out of 3,298 listings starting at $14,999
2020 Chevrolet Blazer For Sale
111 Great Deals out of 1,085 listings starting at $15,992

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.