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  1. Announcement:
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    Rocket468 (Administrator)
    01-02-2008
    Views:
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Threads 1 to 20 of 554

3.1L V6 (LHO/LG8)

Below you will find a list of discussions in the 3.1L V6 (LHO/LG8) forums at the Pontiac Grand Prix Forums : Grandprix. Available starting in model year 1989. Also made a Turbo version

  1. Sticky Thread Sticky: For You 3100/3400 Guys!

    Started by blueguy, 10-26-2011
    guys
    • Replies: 2
    • Views: 1,799
    ctracer
    10-26-2011 Go to last post

  1. u bend delete

    Started by twich12, 07-11-2011
    5 Pages •
    1 2 3 ... 5
    bend, delete
    • Replies: 81
    • Views: 3,381
    blueguy
    08-08-2011 Go to last post

  2. Another Car wont start thread...

    Started by PrixOwner, 02-25-2013
    3 Pages •
    1 2 3
    car, start, thread
    • Replies: 44
    • Views: 614
    Jcinstalls
    03-22-2013 Go to last post

  3. new water pump now car is over heating

    Started by csanderlin, 12-31-2012
    2 Pages •
    1 2
    car, heating, pump, water
    • Replies: 37
    • Views: 721
    Scottydoggs
    01-05-2013 Go to last post

  4. Throttle Body swap

    Started by Berger, 02-07-2008
    2 Pages •
    1 2
    body, swap, throttle
    • Replies: 36
    • Views: 2,745
    Berger
    02-23-2008 Go to last post

  5. >??? dam still wont start

    Started by TMOTA503, 03-02-2008
    2 Pages •
    1 2
    >, dam, start 1 Attachment(s)
    • Replies: 35
    • Views: 1,724
    TMOTA503
    03-12-2008 Go to last post

  6. Question 3.1L - Unusually High Fuel Economy Possible?

    Started by michaelb721, 09-01-2009
    2 Pages •
    1 2
    31l, economy, fuel, high, unusually
    • Replies: 33
    • Views: 4,624
    matt5112
    12-17-2010 Go to last post

  7. Question New Cat And Pipe

    Started by heavydtheogre, 10-17-2011
    2 Pages •
    1 2
    cat, pipe
    • Replies: 33
    • Views: 885
    blueguy
    10-20-2011 Go to last post

  8. Post Lower Intake Manifold

    Started by Badgers4life, 4 Weeks Ago
    2 Pages •
    1 2
    3100 sfi, intake, intake manifold, leak, lower, manifold
    • Replies: 32
    • Views: 616
    BillBoost37
    5 Days Ago Go to last post

  9. Question Antifreeze leak - Still Leaking - Not LIM - New Pics Sept 29 2012

    Started by heavydtheogre, 06-16-2012
    2 Pages •
    1 2
    2012, antifreeze, leak, leaking, lim, pics, sept
    • Replies: 31
    • Views: 1,949
    Matthew Mericle
    10-28-2012 Go to last post

  10. Help With My '93

    Started by steveprix93, 03-04-2008
    2 Pages •
    1 2
    • Replies: 28
    • Views: 2,414
    02BlueGT
    04-15-2008 Go to last post

  11. little... or big mods for improvements

    Started by twich12, 07-11-2011
    2 Pages •
    1 2
    big, improvements, mods
    • Replies: 28
    • Views: 1,284
    blueguy
    07-18-2011 Go to last post

  12. UPDATE > High Idle - problem solved - IAC Valve ( Intake Air Control Valve )

    Started by turboLude, 08-25-2012
    2 Pages •
    1 2
    >, 1800, 3900, air, control, drive, high, iac, idle, intake, neutral, page, park, problem, rpm, solved, update, valve, wth
    • Replies: 26
    • Views: 2,674
    turboLude
    08-30-2012 Go to last post

  13. 2003 GP 3100 engine

    Started by rmr989, 11-11-2009
    2 Pages •
    1 2
    2003, 3100, engine
    • Replies: 25
    • Views: 1,699
    blueguy
    12-26-2009 Go to last post

  14. Troubleshooting Misfire and Bank 1 Sensor Errors

    Started by whathasnt, 04-18-2012
    2 Pages •
    1 2
    bank, codes, errors, misfire, sensor, troubleshooting
    • Replies: 25
    • Views: 2,027
    whathasnt
    06-07-2012 Go to last post

  15. Need help reassembling 1999 grand prix

    Started by joking, 08-06-2012
    2 Pages •
    1 2
    1999, grand, prix, reassembling
    • Replies: 25
    • Views: 1,468
    joking
    08-06-2012 Go to last post

  16. Intake system, plenum, throttle body

    Started by Badgers4life, 04-08-2013
    2 Pages •
    1 2
    3100 sfi, body, horsepower, intake, plenum, throttle
    • Replies: 24
    • Views: 283
    Badgers4life
    04-16-2013 Go to last post

  17. 3.1 and no spark

    Started by TAYLORPCC, 02-28-2010
    2 Pages •
    1 2
    spark
    • Replies: 24
    • Views: 1,290
    ToXiC
    11-25-2010 Go to last post

  18. How solid is the 3.1L

    Started by Lvgrandprix2003, 04-22-2010
    2 Pages •
    1 2
    31l, solid
    • Replies: 23
    • Views: 1,724
    Condor120
    05-11-2010 Go to last post

  19. JUst bought my grand prix

    Started by EMerola, 10-20-2008
    2 Pages •
    1 2
    bought, grand, prix
    • Replies: 22
    • Views: 1,420
    rynoman03
    02-11-2009 Go to last post

  20. Cool 91 Grand prix with problems...

    Started by neorules, 04-10-2011
    2 Pages •
    1 2
    grand, prix, problems
    • Replies: 22
    • Views: 1,700
    neorules
    05-23-2011 Go to last post
Page 1 of 28 12311 ... LastLast

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