Engine knock at start up

Asked by Jan 12, 2016 at 09:44 PM about the Chevrolet Blazer

Question type: Maintenance & Repair

My 2002 has a ticking knock when I first
start the car but goes away after warmed
should I be concernd

2 Answers

23,995

yes..change the oil and filter and add some oil additive...like..lucas.

1 of 1 people found this helpful.
18,235

There was a thing gm called piston slap that occurred on the 4.3. They have gone for years like that but it sounds like crap when started cold and can last up to 5 min. But without hearing it is hard to tell you if that's it.

1 of 1 people found this helpful.

Your Answer

Add photo

Related Questions

  • Knocking 4 answers

    So this really turkey ass hole pulled the plug on my oil pan and drain out all the oil I did not realize that until I drove a little ways it started knocking and stop driving it I have a friend loo...

    1993 Chevrolet Blazer Silverado 4WD

    -

    Maintenance & Repair

  • Motor knocking 1 answer

    My blazer started kNocking a week ago when I come to a stop my oil pressure drops to 20 then back up to 40 when I give it gas..I'm not sure what the problem is any suggestions.

    2000 Chevrolet Blazer 4 Door LT

    -

    Maintenance & Repair

  • What would make a knocking sound in my engine and what kind of problem could it be? 4 answers

    I have a 1997 Chevy blazer. The engine started running hard and making a loud knocking sound.

    1997 Chevrolet Blazer 4 Door LT

    -

    Maintenance & Repair

  • 2000 Chevrolet Blazer Zr2 Cold start knocking from engine 2 answers

    I have 2000 Chevrolet Blazer Zr2, it has about 148,000 miles. When i start MY truck up in the morning the engine knocks, not severly or violently but there is definetly some light knocking. The knocki...

    2000 Chevrolet Blazer 2 Door LS 4WD

    -

    Maintenance & Repair

  • Engine knock 2 answers

    Changed the oil in my 2006 Chevy ext now there is a loud knock coming from lower engine could it be used wrong oil filter

    2006 Chevrolet Silverado 1500 Base Extended Cab 4WD Short Bed

    -

    Maintenance & Repair

Search Chevrolet Blazer Questions

Chevrolet Blazer Experts

#1 Andrew Olsen
Andrew Olsen
Reputation 1,970
#2 yetilikesbeer
yetilikesbeer
Reputation 1,280
#3 Rowefast
Rowefast
Reputation 1,010
View All

Related Models For Sale

Used Chevrolet TrailBlazer
105 Great Deals out of 4,581 listings starting at $1,150
Used Chevrolet Tahoe
550 Great Deals out of 29,235 listings starting at $1,699
Used Chevrolet S-10
10 Great Deals out of 1,345 listings starting at $1,395
Used Chevrolet Silverado 1500
1,718 Great Deals out of 175,751 listings starting at $1,250
Used GMC Jimmy
257 listings starting at $2,495
Used Ford Bronco
196 listings
Used Ford Explorer
944 Great Deals out of 72,519 listings starting at $1,000
Used Chevrolet Colorado
217 Great Deals out of 24,313 listings starting at $2,495
Used Jeep Grand Cherokee
1,027 Great Deals out of 74,887 listings starting at $750
Used Ford F-150
2,194 Great Deals out of 206,316 listings starting at $1,499
Used Chevrolet Camaro
225 Great Deals out of 30,943 listings starting at $1,217
Used Chevrolet Suburban
323 Great Deals out of 19,720 listings starting at $2,000
Used Jeep Wrangler
277 Great Deals out of 18,163 listings starting at $2,950
Used GMC Yukon
376 Great Deals out of 18,226 listings starting at $2,950
Used Chevrolet C/K 1500
892 listings starting at $2,500

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.