i have a 2003 chevy blazer 4x4 LS with the 4.3liter V6 vortec.

Asked by Chad Apr 20, 2014 at 01:46 PM about the 2003 Chevrolet Blazer LS 4-Door 4WD

Question type: Maintenance & Repair

about a week ago my truck was acting funny. I drove over to a friends house an I checked my radiator an thought that was it, low on antifrezze. so I put some in. well 4 gallons later I said were nis it goen??? no leaks, checked the oil stick an it was plume full of water. I thought rite off the bat I blew a head gasket. so I bought a gasket kit an rebuilt the topend. took pics of every thing, like sparkplug wires an distributor bug so I didn't throw it out of time. put new gaskets on, new spark plugs in it. wires an cap an bug were all ready new. put it all  back to gether, an hit the key wouldn,t start. pulled a plug checked for spark an ant getting nuthen. what is maken me not have any spark????????

1 Answer
105

Bill answered 10 years ago

make sure all the grounds are hooked up correctly, vortec's are very temperamental when it comes to that. pull the cap off and check for rotation of the rotor bug. if it rotates you either don't have power at the coil or the coil is bad.

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • i have a 2003 chevy blazer 4x4 LS with the 4.3liter V6 vortec. 1 Answer

    about a week ago my truck was acting funny. I drove over to a friends house an I checked my radiator an thought that was it, low on antifrezze. so I put some in. well 4 gallons later I said were nis i...

    2003 Chevrolet Blazer LS 4-Door 4WD

    -

    Maintenance & Repair

  • Issues starting a 2003 Chevy Blazer 4x4 zr2 with the 4.6 Liter V6 when the engine is warm. 3 Answers

    My daughter has a 2003 Chevy Blazer 4x4 zr2 with the 4.3 Liter V6. From about 15 - 75 minutes after she turns it off, it'll only start with starter fluid (very little). After about 75 minutes it s...

    2003 Chevrolet Blazer LS ZR2 2-Door 4WD

    -

    Maintenance & Repair

  • 2003 Chevy blazer LS 4x4 1 Answer

    My car has been not starting till the second start miss firing and running lean. They said MAF so i changed it. Its never stoped and now only 3 days lateri come outside to move my car and it stalle...

    2003 Chevrolet Blazer LS 4-Door 4WD

    -

    Maintenance & Repair

  • 1996 chevy blazer 4.3L 4door 4x4 v6 vortec 2 Answers

    My 96 Chevy blazer passed emmissions and we drove everywhere then bam we are leaving grocery store and r blazer turns over but will not start. So I replaced the fuel filter because I could hear th...

    1996 Chevrolet Blazer 4-Door 4WD

    -

    Maintenance & Repair

  • I have a 2000 Chevy Blazer with a 4.3 liter automatic trans 4x4 shifts on the fly. 2 Answers

    When I am going down the road around 55 mph the rpms will jump up and down does anyone have any ideas what could cause this?

    2000 Chevrolet Blazer LS 2-Door 4WD

    -

    Maintenance & Repair

Shortcuts

Search Chevrolet Blazer Questions

CarGurus Experts

  • #1
    Andrew Olsen
    Reputation
    4,270
  • #2
    Rowefast
    Reputation
    3,570
  • #3
    yetilikesbeer
    Reputation
    2,420
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Trailblazer
17 Great Deals out of 1,289 listings starting at $18,495
Used Chevrolet Tahoe
11 Great Deals out of 891 listings starting at $12,900
Used Chevrolet Silverado 1500
222 Great Deals out of 5,872 listings starting at $2,975
Used Toyota RAV4
96 Great Deals out of 2,713 listings starting at $2,500
Used Jeep Grand Cherokee
113 Great Deals out of 3,142 listings starting at $3,995
Used Ford Explorer
78 Great Deals out of 2,100 listings starting at $3,995
Used Chevrolet Colorado
32 Great Deals out of 1,585 listings starting at $5,800
Used Chevrolet Camaro
14 Great Deals out of 282 listings starting at $5,995
Used Honda CR-V
88 Great Deals out of 4,543 listings starting at $440

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.