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Thread: 6.0 LFA engine

  1. #1
    Join Date
    Jan 2009
    Location
    Austin, TX
    Posts
    366

    6.0 LFA engine

    Been wainting on this engine that we replaced at work to see if GM was going to call it back or I was going to get it. Just bought it! It came out of a 08 tahoe Hybrid. It's a LFA engine code "5" 6.0 all aluminum with 243 heads VVT and active fuel management. it has stock 10.7:1 comp. replace for misfire on cylinder one. there is a bulletin that says to replace engine with a P0300 and oilly number one cylinder. Some how oil is getting into #1 cylinder. GM doesn't say what the problem is,but to replace with complete new assemble. This will be a great motor, it has 18k on it. I will post it later in the for sale section when I get good pics.
    Here's the bulletin:
    #PIP4525A: SES Light Blue Exhaust Smoke Misfire Oil Consumption And/Or Fouled Number 1 Spark Plug - Replace Engine - keywords bearing camshaft deposits economy HP2 LFA light miss no P0300 P0301 repeat replace - (Feb 11, 2009)





    Models: 2009 Cadillac Escalade Hybrid

    2008-2009 Chevrolet Silverado Hybrid, Tahoe Hybrid

    2008-2009 GMC Sierra Hybrid, Yukon Hybrid

    with 6.0L Engine (RPO LFA)

    The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

    Condition/Concern:
    Some customers may complain of an engine misfire, oil consumption, blue exhaust smoke, and/or an SES light. Upon inspection, oil deposits will be found on the #1 spark plug causing cylinder 1 to misfire and set DTCs P0300 and/or P0301. Typically, this will not occur until the vehicle has accumulated at least 8,000 miles. This may be the result of excess oil splashing onto the #1 cylinder wall due to a worn #1 cam bearing. This excess oil may eventually get into the combustion chamber and foul the #1 spark plug causing the engine misfire and SES light.

    Recommendation/Instructions:
    If the SI diagnosis does not isolate the cause of this concern, inspect the #1 spark plug for excessive oil deposits. If excessive deposits are present, replace the engine assembly. Before ordering a replacement engine, gather the engine unit numbers, generate an engine replacement estimate, and contact the PQC 1-866-654-7654 for pre-authorization as outlined in the latest version of 02-07-30-029.

    Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
    Last edited by Jermoslin; 04-14-2010 at 11:26 AM.

    5.3, E-fans, LPP longtubes w/offroad Y, Dual Magnaflow, K&N Cold Air, 160 thermo, Voodoo 212/218 .531/.531 113 cam, Nelson Tune, 4:11, Built 4L65E, TrailBlazer converter. SOLD
    _____________________________________
    2006 2500HD 6.0L Crew Cab 2WD

  2. #2
    Join Date
    Apr 2008
    Location
    Birmingham, AL
    Posts
    3,626
    dang, AL 6.0 with 10.7 comp.... sounds fun!!!!

    getting working right and itll be a monster!!
    01 Silverado

  3. #3
    Join Date
    Sep 2007
    Location
    Broken Bow, OK
    Posts
    1,434
    Quote Originally Posted by Jermoslin View Post
    GM doesn't say what the problem is,but to replace with complete new assemble.


    Quote Originally Posted by Jermoslin View Post
    This may be the result of excess oil splashing onto the #1 cylinder wall due to a worn #1 cam bearing.
    These are an interesting engine, but I wonder why they are rated lower than the LQ9 when they have more compression.
    Last edited by PitchBlackC3; 04-12-2010 at 02:37 PM.

  4. #4
    Join Date
    Jan 2009
    Location
    Austin, TX
    Posts
    366
    There's the engine!!








    5.3, E-fans, LPP longtubes w/offroad Y, Dual Magnaflow, K&N Cold Air, 160 thermo, Voodoo 212/218 .531/.531 113 cam, Nelson Tune, 4:11, Built 4L65E, TrailBlazer converter. SOLD
    _____________________________________
    2006 2500HD 6.0L Crew Cab 2WD

  5. #5
    Join Date
    Mar 2010
    Location
    Leander
    Posts
    214
    Sweet!

    Racing is a real sport. Because football, baseball, soccer, and golf only require one ball.

  6. #6
    Join Date
    Nov 2009
    Location
    san antonio tx
    Posts
    331
    i must have all alum 6.0 give it to me now, dude that is kick a$$

    04 ecsb 5.3- perfectly tuned by Nelson perfomance, Pacesetter longtubes, 100 shot n2o from NX, cold air intake.
    03 rcsb charbroiled (race truck eventually)

  7. #7
    Join Date
    Jan 2009
    Location
    Austin, TX
    Posts
    366
    We could work something out!

    5.3, E-fans, LPP longtubes w/offroad Y, Dual Magnaflow, K&N Cold Air, 160 thermo, Voodoo 212/218 .531/.531 113 cam, Nelson Tune, 4:11, Built 4L65E, TrailBlazer converter. SOLD
    _____________________________________
    2006 2500HD 6.0L Crew Cab 2WD

  8. #8
    Join Date
    Nov 2009
    Location
    san antonio tx
    Posts
    331
    Quote Originally Posted by Jermoslin View Post
    We could work something out!
    i doubt it, im poor unless you want a 71 volkswagen

    04 ecsb 5.3- perfectly tuned by Nelson perfomance, Pacesetter longtubes, 100 shot n2o from NX, cold air intake.
    03 rcsb charbroiled (race truck eventually)

  9. #9
    Join Date
    Mar 2010
    Location
    St. Augustine Fl
    Posts
    45

    Thumbs up

    Very nice, me likke. Looking to do a 6.0 swap myself here soon, about how much do u want for that thing?
    03 rcsb 4.8: fullybolted with 100 dry shot
    future: 6.0, stage 2 heads with tsp22x cam and 3xxx stall.

  10. #10
    Join Date
    Jan 2009
    Location
    Austin, TX
    Posts
    366
    $1000 less heads Obo complete

    5.3, E-fans, LPP longtubes w/offroad Y, Dual Magnaflow, K&N Cold Air, 160 thermo, Voodoo 212/218 .531/.531 113 cam, Nelson Tune, 4:11, Built 4L65E, TrailBlazer converter. SOLD
    _____________________________________
    2006 2500HD 6.0L Crew Cab 2WD

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