How JustAnswer Works:

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

Ask Gary Your Own Question

Gary
Gary, Technician
Category: Car
Satisfied Customers: 10407
Experience:  GM master tech for 15 years/ASE master tech for 20 years
19513769
Type Your Car Question Here...
Gary is online now
A new question is answered every 9 seconds

How do I remove gasket from head of the engine?

Resolved Question:

How do I remove gasket from head of the engine?
Submitted: 1 year ago via Mitchell1DIY.
Category: Car
Expert:  Gary replied 1 year ago.

Welcome to Justanswer ! my name is XXXXX XXXXX i will do my best to assist you with this problem

the cylinder head must be removed to replace the head gasket

to replace the head gasket is a 19.0 hour job to do even for a skilled technician to do

have you ever done a head gasket and timing chain before ?

im am just asking as I do not know your skill level

 

Customer: replied 1 year ago.


No I have not done it before.

Expert:  Gary replied 1 year ago.

I really feel this job should be done by a shop that has done this before im sorry to say

im not doubting your skill level at all just with the timing chain alignment and have not done a head gasket before I feel you may get in too deep with this project

this is the procedure here

  • DISCHARGE FUEL SYSTEM PRESSURE
  • DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
  • CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

    1. REMOVE HOOD SUB-ASSEMBLY
    2. REMOVE FRONT WHEEL RH
    3. REMOVE ENGINE UNDER COVER RH
    4. REMOVE ENGINE UNDER COVER LH
    5. REMOVE FRONT FENDER APRON SEAL RH
    6. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY
    7. REMOVE FRONT WIPER ARM HEAD CAP
    8. REMOVE FRONT WIPER ARM LH
    9. REMOVE FRONT WIPER ARM RH
    10. REMOVE HOOD TO COWL TOP SEAL
    11. REMOVE COWL TOP VENTILATOR LOUVER LH
    12. REMOVE WIPER LINK ASSEMBLY
    13. REMOVE OUTER COWL TOP PANEL SUBASSEMBLY
    14. REMOVE COWL BODY MOUNTING BRACKET LOWER LH
    15. DRAIN ENGINE COOLANT
    16. DRAIN ENGINE OIL
    17. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
    18. REMOVE THROTTLE BODY ASSEMBLY
    19. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY



     

     



     

    1. REMOVE INTAKE MANIFOLD

     

    a)Disconnect the 2 water by-pass hoses from the throttle body.
    b)Remove the 5 bolts, 2 nuts, intake manifold and gasket.

     

    1. REMOVE NO. 1 INTAKE MANIFOLD INSULATOR
    2. REMOVE FRONT EXHAUST PIPE ASSEMBLY
    3. REMOVE OIL DIPSTICK



     

     



     

    1. REMOVE OIL DIPSTICK GUIDE

     

    a)Remove the bolt and guide.
    b)Remove the O-ring from the guide.

     



     

     



     

    1. REMOVE MANIFOLD STAY

     

    a)Remove the bolt, nut and stay.

     



     

     



     

    1. REMOVE NO. 2 MANIFOLD STAY

     

    a)Remove the bolt, nut and stay.

     



     

     



     

    1. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

     

    a)Disconnect the air fuel ratio sensor connector.

     



     

     



     

     

    b)Remove the 3 bolts, nut and heat insulator.

     



     

     



     

    1. REMOVE EXHAUST MANIFOLD CONVERTER SUBASSEMBLY

     

    a)Remove the 5 nuts, manifold converter and gasket.

     

    1. REMOVE FAN AND GENERATOR V BELT
    2. REMOVE GENERATOR ASSEMBLY
    3. REMOVE VANE PUMP ASSEMBLY
    4. REMOVE ENGINE MOUNTING INSULATOR RH
    5. REMOVE IGNITION COIL ASSEMBLY
    6. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
    7. REMOVE V-RIBBED BELT TENSIONER ASSEMBLY
    8. REMOVE CRANKSHAFT POSITION SENSOR
    9. REMOVE OIL PAN SUB-ASSEMBLY



     

     



     

    1. SET NO. 1 CYLINDER TO TDC/COMPRESSION

     

    a)Turn the crankshaft pulley until its groove and the timing mark 0 of the timing chain cover are aligned.
    b)Check that each timing mark of the camshaft timing gears is aligned with each timing mark located on the No. 1 and No. 2 bearing caps as shown in the illustration.
    If not, turn the crankshaft by 1 revolution (360°) to align the timing marks as above.

     



     

     



     

    1. REMOVE NO. 2 CAMSHAFT

     

    a)Place paint marks on the chain and camshaft timing gears.

     



     

     



     

     

    b)Remove the bolt.
    c)Disconnect the wire harness protector clamp.

     



     

     



     

     

    d)Remove the 2 nuts, tensioner and gasket.

     



     

     



     

     

    e)While holding the camshaft with a wrench, loosen the camshaft timing set bolt.

     



     

     



     

     

    f)Using several steps, uniformly loosen and remove the 10 bearing cap bolts in the sequence shown in the illustration.
    g)Remove the 5 bearing caps.

     



     

     



     

     

    h)While holding the No. 2 camshaft by hand, remove the camshaft timing sprocket set bolt.
    i)Remove the camshaft timing sprocket from the No. 2 camshaft with the timing chain wrapped on the sprocket.
    j)Remove the camshaft timing sprocket from the timing chain.

     



     

     



     

    1. REMOVE CAMSHAFT

     

    a)Using several steps, uniformly loosen and remove the 10 bearing cap bolts in the sequence shown in the illustration.
    b)Remove the 5 bearing caps.
    c)Remove the camshaft and camshaft timing gear while holding the timing chain by hand.

     



     

     



     

     

    d)Tie the timing chain with a string as shown in the illustration.

     

    NOTICE: Be careful not to drop anything inside the timing chain cover.

    1. REMOVE CRANKSHAFT PULLEY
    2. REMOVE TIMING CHAIN COVER SUB-ASSEMBLY
    3. REMOVE NO. 1 CRANKSHAFT POSITION SENSOR PLATE
    4. REMOVE TIMING CHAIN GUIDE
    5. REMOVE CHAIN TENSIONER SLIPPER
    6. REMOVE CHAIN SUB-ASSEMBLY
    7. REMOVE NO. 1 CHAIN VIBRATION DAMPER
    8. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY



     

     



     

    1. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY

     

    a)Clamp the camshaft in a vise, and make sure that the camshaft timing gear does not rotate.
    b)Cover all the oil ports with vinyl tape except the advance side port shown in the illustration.

     



     

     



     

     

    c)Apply air pressure of 100 kPa (1.0 kgf/cm2, 14 psi) to the oil path, then turn the camshaft timing gear to the advance direction (counterclockwise ) by hand.

     

    CAUTION: Cover the paths with a shop rag to avoid oil splashes.

    HINT: Depending on the air pressure, the camshaft timing gear will turn to the advance angle side without applying force by hand. Also, under the condition that the pressure can hardly be applied because of air leakage from the port, there may be the case that the lock pin can hardly be released.



     

     



     

     

    d)Remove the flange bolt of the camshaft timing gear.

     

    NOTICE:

    • Be sure not to remove the other 4 bolts.
    • When reusing the camshaft timing gear, release the straight pin lock first, then install the gear.



     

     



     

    1. REMOVE NO. 2 CAMSHAFT BEARING

     

    a)Remove the camshaft bearing.

     



     

     



     

    1. REMOVE CYLINDER HEAD SUB-ASSEMBLY

     

    a)Disconnect the radiator hose inlet.

     



     

     



     

     

    b)Disconnect the radio setting condenser connector.
    c)Disconnect the engine oil pressure switch connector.
    d)Disconnect the engine coolant temperature sensor connector.
    e)Disconnect the camshaft position sensor connector.
    f)Remove the bolt and ground cable.

     



     

     



     

     

    g)Using several steps, uniformly loosen and remove the 10 cylinder head bolts and 10 plate washers with a 10 mm bi-hexagon wrench in the sequence shown in the illustration.

     

    NOTICE:

    • Be careful not to drop the plate washers into the cylinder head.
    • Head warpage or cracking could result from removing the bolts in the wrong order.
    1. REMOVE CYLINDER HEAD GASKET
    Customer: replied 1 year ago.

    Do you ever remove the chain cover?

    Expert:  Gary replied 1 year ago.
    no step # XXXXX the chain is tied off and just left in place as seen in the picture
    Gary, Technician
    Category: Car
    Satisfied Customers: 10407
    Experience: GM master tech for 15 years/ASE master tech for 20 years
    Gary and 15 other Car Specialists are ready to help you

    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 would (and have) recommend your site to others I was quite satisfied with the quality of the information received, the professional with whom I interacted, and the quick response time. Thanks, and be sure that I'll be back whenever I need a question answered in a hurry. Stephanie P Elm City, NC
    < Last | Next >
    • I would (and have) recommend your site to others I was quite satisfied with the quality of the information received, the professional with whom I interacted, and the quick response time. Thanks, and be sure that I'll be back whenever I need a question answered in a hurry. Stephanie P Elm City, NC
    • used your service this weekend with "Trecers" help. thank you ,thank you, thank you. replaced an A/C fan motor. Local Auto Zone had part. $15.00 "tracer" fee and $40.00 for parts, I saved several hundreds of dollers at a shop. i will recommend you and use you in the future. David L. Richmond, TX
    • 9 dollars, 2 hours of my time, and I drove away. Your diagnosis was right on the mark. Thank you so much. Phil Marysville, CA
    • Lurch. Thank you very much. I had real doubts about this website but your promptness of response, quick followup and to the point answer with picture was incredible. Charles Walnut Creek, CA
    • As a single woman, I really appreciate an excellent and affordable opinion.
      Thank you Geordie, I will not hesitate to contact justanswer in the future!
      Sue Charleston, WV
    • Another great insight to what may be the problem. I will have my mechanic take a look at it tomorrow. Thanks again, Frank...you do indeed know your stuff. Jim Castleberry, FL
    • Excellent reply, and also very quick. Really sounds like the Expert knows what he is talking about. I will be back to use your service when I need more help with my RV. Dutch USA
     
     
     

    Meet The Experts:

     
     
     
    • Chris (aka-Moose)

      Technician

      Satisfied Customers:

      846
      16 years of experience
    < Last | Next >
    • http://ww2.justanswer.com/uploads/MU/muddyford/2012-6-13_1204_1.64x64.png Chris (aka-Moose)'s Avatar

      Chris (aka-Moose)

      Technician

      Satisfied Customers:

      846
      16 years of experience
    • http://ww2.justanswer.com/uploads/TE/TedG/2012-6-15_14759_avaLarge.64x64.jpg Ted G.'s Avatar

      Ted G.

      ASE Certified Technician

      Satisfied Customers:

      1596
      20 years auto repair experience, ASE Master Tech, Mechanical Failure consultant, Expert Witness
    • http://ww2.justanswer.com/uploads/joecamel90/2008-11-13_03615_head_shot.jpg George H.'s Avatar

      George H.

      ASE Certified Technician

      Satisfied Customers:

      1311
      ASE Master Tech 15+ yrs, AAS Automotive Technology, Factory trained Asian specialist
    • http://ww2.justanswer.com/uploads/AM/amedee/2013-10-24_23656_Amedee1.64x64.jpg Amedee's Avatar

      Amedee

      ASE Master Tech

      Satisfied Customers:

      2367
      ASE Master Tech advanced level specialist
    • http://ww2.justanswer.com/uploads/SU/supermechanic/2013-8-23_03546_500.64x64.jpg Jerry's Avatar

      Jerry

      Master Mechanic

      Satisfied Customers:

      1906
      ASE master, 30+ years. All makes and models. Trouble shooter, shop forman, service manager
    • http://ww2.justanswer.com/uploads/CR/crzydrvr00/2013-11-3_12123_246347.64x64.jpg Richard's Avatar

      Richard

      ASE Certified Technician

      Satisfied Customers:

      942
      12 years Ford Lincoln/Mercury Jaguar dealership as a technician and shop foreman reparing all makes
    • http://ww2.justanswer.com/uploads/ST/Steve7654/2012-6-5_215929_japic800x660.64x64.jpg Steve's Avatar

      Steve

      Auto Service Technician

      Satisfied Customers:

      1980
      25+ yrs experience as a professional working technician; ASE L1 master technician