Chevy

Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP

Ask an Expert,
Get an Answer ASAP!

Put valve seals in 5.7 engine and when it gets to a certain…

Customer Question
Put valve seals in 5.7...
Put valve seals in 5.7 engine and when it gets to a certain temperature still blows out smoke. What could be the problem
Submitted: 10 months ago.Category: Chevy
Show More
Show Less
Ask Your Own Chevy Question
Answered in 3 hours by:
10/2/2017
Chevy Mechanic: Gary, ASE Certified Technician replied 10 months ago
Gary
Gary, ASE Certified Technician
Category: Chevy
Satisfied Customers: 1,996
Experience: Senior Technician
Verified

Hello! My name is Gary.
Welcome to JustAnswer.
I'm reviewing your question now, and will post back with a reply shortly.

Ask Your Own Chevy Question
Chevy Mechanic: Gary, ASE Certified Technician replied 10 months ago

How many miles?

Smoke out the exhaust, or high blowby will be worn piston rings.

Time for an engine rebuild.

Gary

Ask Your Own Chevy Question
Chevy Mechanic: Gary, ASE Certified Technician replied 10 months ago

Hello again,

Do you need any further help?

I hope my advice has been of assistance to you.

Kind regards

Gary

Ask Your Own Chevy Question
Was this answer helpful?

How JustAnswer works

step-image
Describe your issueThe assistant will guide you
step-image
Chat 1:1 with a chevy mechanicLicensed Experts are available 24/7
step-image
100% satisfaction guaranteeGet all the answers you need
Ask Gary Your Own Question
Gary
Gary
Gary, ASE Certified Technician
Category: Chevy
Satisfied Customers: 1,996
1,996 Satisfied Customers
Experience: Senior Technician

Gary is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

I was having a terrible problem with the wheel bearings on my 98 Chevy Cavalier and I suspect that using this website saved me plenty of time and money.

Todd LRochester NY

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

GM Tech (Cam)

GM Tech (Cam)

Chevy Technician

15,756 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

Gary

Gary

Chevy Technician

9,642 satisfied customers

15 years GM master tech

Tim&#039;s Auto Repair

Tim's Auto Repair

mechanic

8,884 satisfied customers

Have owned a repair shop for 25 yrs.

Dave Nova

Dave Nova

Chevrolet Technician

7,092 satisfied customers

ASE Master Certification. GM World Class Certification

John

John

Master A.S.E Automotive technician

4,071 satisfied customers

A.S.E MasterTechnician A1-A8 w/L1,38 years experience General Motors Master Technician

Don - Mo Lurch

Don - Mo Lurch

Auto Mech / Electronics

2,953 satisfied customers

Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics.

Ron Z.

Ron Z.

- Chevy Tech -

2,836 satisfied customers

18+yrs experience. State Inspector and Chevy Diagnostics

< Previous | Next >

Related Chevy Questions
My number 6 plug is fouling out ever couple hundred miles
My number 6 plug is fouling out ever couple hundred miles with black charged on deposits … read more
heavy_chevy_396
heavy_chevy_396
Vocational, Technical or Trade Scho
2,518 satisfied customers
Chevrolet Suburban C1500 4x2: Have a 1998 c 1500 5.6 ltr.Got
Have a 1998 c 1500 5.6 ltr.Got hot, now has a miss, white smoke blows out tail pipe, appears to be water. No water in oil… read more
Gary
Gary
Chevy Technician
Vocational, Technical or Trade Scho
9,642 satisfied customers
Chevrolet C10 4x2: 85 c10 305 fed, Plugs 8 and 6, keep
85 c10 305 fed, Plugs 8 and 6, keep fouling, and are wet , pulled valve cover and checked all oil ports and cleaned them, compression tested all 8 all are in spec , thought bad valve seals , but sympt… read more
heavy_chevy_396
heavy_chevy_396
Vocational, Technical or Trade Scho
2,518 satisfied customers
Chevrolet Tracker 4x2: i have a 2004 chevy tracker with a v-6
i have a 2004 chevy tracker with a v-6XXXXXi have been getting oil smoke out of tail pipe on start up (worse when cold) the heads were sent in and valve guide seals chenged it still had the smoke and … read more
AMEDEE
AMEDEE
AUTOMOTIVE TECHNICIAN
Vocational, Technical or Trade Scho
9,105 satisfied customers
Chevrolet Corvette: I have a 1986 Corvette with the 350 engine
I have a 1986 Corvette with the 350 engine and automatic transmission. It has about 104,000 miles on it and it runs great. The problem is that every time I start it, it blows out a cloud of blue smoke… read more
zzdaryl
zzdaryl
Lead Auto Tech
Some college and advanced training
4 satisfied customers
bought a 1988 silverado 5.7 liter...runs good..slight miss..it smooths
I just bought a 1988 silverado 5.7 liter. It starts easy and runs good. It has a slight miss a little, but when given gas it smooths out. When driving it it lacks power and seems to have a little dies… read more
Hal
Hal
owner/service tech
Vocational, Technical or Trade Scho
848 satisfied customers
1994 chevy: The truck starts fine when cold..black smoke..blow..awhile
What is the likely problem if my 1994 chevy pick up with a 5.7 liter is starting hard after it is warm? The truck starts fine when cold. when it gets to running temp it starts to run rough and emitts … read more
Steve7654
Steve7654
Service Manager/ Technician
4 satisfied customers
Chevy truck: I am getting oil in the intake and a little coolant loss
I have a 04 chevy truck 5.3. I am getting oil in the intake and a little coolant loss. Oil is milky. Smokes on start up. Have replaced valve seals. Took off intake to replace gasket and noticed the oi… read more
Tim&#039;s Auto Repair
Tim's Auto Repair
mechanic
High School or GED
8,884 satisfied customers
10 chevy truck: i have a 454 in a 69 c..carb..garage..fire right
i have a 454 in a 69 c-10 chevy truck with a demon 850 4 barrel carb. we start it about once a week in the garage, but havent ran it on the streeT in a month or so. for the last month she will fire ri… read more
heavy_chevy_396
heavy_chevy_396
Vocational, Technical or Trade Scho
2,518 satisfied customers
1994 chevrolet S10: pickup..liter..ran fine..runs good
i have a 1994 chevrolet S10 pickup,2.2 liter, had a new short block put in, ran fine for about 10,000 mile started smoking and using oil still runs good except for this,what could this be?… read more
lazydog76
lazydog76
Auto Technician/ Firefighter-EMT
High School or GED
134 satisfied customers
1995 tahoe: 5.7 liter..V8..I have smoke coming from the exhaust
I have a 1995 tahoe with a 5.7 liter V8. I have smoke coming from the exhaust and just passed emmissions just under the hydrocarbons when at idle. What may be the problem and how big of a job would it… read more
Jeremy Phipps
Jeremy Phipps
Lead Technician
Vocational, Technical or Trade Scho
72 satisfied customers
89 camaro: tbi..I recently went to smog it..additive..seals
I have an 89 camaro 305 tbi, i need to get my car smogged but the exhuast is coming out a very light blue ish white, Im assuming that is from oil burning in the engine. I recently went to smog it and … read more
Roy F.
Roy F.
Auto Repair Technician
Vocational, Technical or Trade Scho
114 satisfied customers
1500 series: Chevrolet..stop light..go, a bunch of blue smoke comes
i have a 1989 Chevrolet 1500 series. I have no major problems with it, but i do have a problem now. Everytime i start my truck or if im at a stop light and than go, a bunch of blue smoke comes out of … read more
Gary
Gary
Shop Foreman
Vocational, Technical or Trade Scho
212 satisfied customers
2001 Prizm: liter..Toyota..my first long interstate trip (8 hours
I have a 2001 Prizm, with 109k miles which was built with the 1.8 liter Toyota engine. I purchased it used last year. I have taken my first long interstate trip (8 hours both ways). It has just starte… read more
BOBBYSS
BOBBYSS
TECHNICIAN/ADVISOR
Associate Degree
8,343 satisfied customers
98 chevy: blows..compression..injectors balance test fine..converter
98 chev silverado 5.7 vortex blows white thick smoke on acceleraton ,won't stop or go away , coolant level in fine,oil level is fine, transmission level is fine, engine is not over heating,pcv is fine… read more
GM Tech (Cam)
GM Tech (Cam)
Chevy Technician
Vocational, Technical or Trade Scho
15,756 satisfied customers
93 astro: crank..awhile it puts a blue colored smoke out the tail pipe
I have a 93 astro van. Whenever I crank it after it having sat still for awhile it puts a blue colored smoke out the tail pipe. Why?… read more
JAY4321
JAY4321
High School or GED
36 satisfied customers
Chevy: 4x4..the truck sputters very bad..runs ok..runs fine
Got an "89 Chevy 4x4 pick up with 5.7. Problem is that there is a bandwidth that the truck sputters very bad. When starting up in extremely cold it runs ok, reaches a certain temperature and runs bad … read more
Mark Bisig
Mark Bisig
Chevrolet Master Technician
Vocational, Technical or Trade Scho
94 satisfied customers
84 chevy: rv..liter engine..seals..a trip, around 400 miles..smoke
I have an 84 chevy rv with an 5.7 liter engine. I know the valve seals are bad because it smokes some when started. Over the wknd we went on a trip, around 400 miles and every time you would let off o… read more
GENE
GENE
service manager/lead technician
Vocational, Technical or Trade Scho
316 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x