HT4100 4.1, 4.5, 4.9 - Page 66
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Threads 1626 to 1650 of 3972
HT4100 4.1, 4.5, 4.9 in Cadillac forums : Cadillac Owners Forum, This forum is to discuss the newer aluminum block Cadillac engines.
  1. Sticky Thread Sticky: Safety Safety Safety !

    Started by Stoneage_Caddy‎, 06-11-04 06:53 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 13,292
    12-15-13, 10:54 AM Go to last post
  2. Sticky Thread Sticky: The "4.9 liter turbocharger, stage 1" thread.

    Started by illumina‎, 03-12-05 12:05 AM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 238
    • Views: 89,014
    02-24-11, 01:56 PM Go to last post
  3. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 01:50 AM
    • Replies: 0
    • Views: 40,928
    09-20-04, 01:50 AM Go to last post
  1. Question New Trouble Code

    Started by 92EldoTC‎, 03-06-07 02:51 PM
    • Replies: 0
    • Views: 459
    03-06-07, 02:51 PM Go to last post
  2. Bypass Catalytic Converter on 1993 Deville?

    Started by zentrade‎, 12-31-06 02:22 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 5,448
    03-06-07, 05:55 AM Go to last post
  3. 1990 Seville Timing chain?

    Started by Jenns90seville‎, 02-26-07 01:04 PM
    • Replies: 2
    • Views: 492
    HUF
    03-04-07, 07:55 PM Go to last post
  4. 1989 Caddy Deville......help!!!

    Started by cadi197‎, 02-28-07 11:31 AM
    • Replies: 6
    • Views: 692
    03-04-07, 08:02 AM Go to last post
  5. 4.5 TBI rough idle

    Started by SlxAlxx‎, 02-27-07 11:54 PM
    • Replies: 2
    • Views: 472
    HUF
    03-03-07, 08:44 PM Go to last post
  6. Code and Coolant Prob.

    Started by CTrink‎, 03-03-07 03:29 PM
    • Replies: 2
    • Views: 389
    HUF
    03-03-07, 04:57 PM Go to last post
  7. E012,E053 Won't run

    Started by DodgeW200‎, 02-26-07 08:55 PM
    • Replies: 3
    • Views: 548
    03-01-07, 05:28 PM Go to last post
  8. gas pedal

    Started by jetengine‎, 02-28-07 04:38 AM
    • Replies: 1
    • Views: 378
    02-28-07, 12:11 PM Go to last post
  9. Unhappy 90 deville backfiring and running rough?

    Started by pharaoh2653‎, 07-14-06 11:28 PM
    • Replies: 12
    • Views: 1,669
    02-28-07, 12:07 PM Go to last post
  10. Speedometer Sensor issue ?

    Started by aliter‎, 02-24-07 03:55 PM
    • Replies: 2
    • Views: 493
    02-28-07, 10:00 AM Go to last post
  11. Favorite things about the 4.9?

    Started by I~LUV~Caddys8792‎, 02-16-07 08:26 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 2,069
    02-27-07, 03:20 PM Go to last post
  12. Fixed EGR now MPG is lower

    Started by behind-bars‎, 02-19-07 04:26 PM
    • Replies: 5
    • Views: 2,204
    02-26-07, 10:32 PM Go to last post
  13. 84 eldo conv't - 70 weight oil - yes or no?

    Started by waltereldo‎, 02-26-07 10:28 PM
    • Replies: 0
    • Views: 405
    02-26-07, 10:28 PM Go to last post
  14. MAP Problems

    Started by Disturbed_One‎, 02-07-07 05:54 PM
    • Replies: 8
    • Views: 569
    02-26-07, 04:56 PM Go to last post
  15. Help I dont want to get rid of my car BUT!

    Started by smithsmith‎, 12-14-06 06:13 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,333
    02-26-07, 03:33 PM Go to last post
  16. HT-4500 Starting trouble

    Started by SlxAlxx‎, 02-25-07 12:20 AM
    • Replies: 1
    • Views: 487
    02-26-07, 06:06 AM Go to last post
  17. '84 Eldo Code 44

    Started by vlrench‎, 02-25-07 11:41 AM
    • Replies: 2
    • Views: 365
    02-25-07, 11:04 PM Go to last post
  18. 4.5 TBI smoking

    Started by SlxAlxx‎, 02-14-07 10:52 PM
    • Replies: 3
    • Views: 483
    02-24-07, 10:33 AM Go to last post
  19. 86 EGR Valve

    Started by 86cadman‎, 02-16-07 01:43 PM
    • Replies: 14
    • Views: 898
    02-24-07, 07:07 AM Go to last post
  20. Sticky Gas Pedal...4.5L

    Started by 90Devillex32‎, 02-22-07 05:27 PM
    • Replies: 2
    • Views: 355
    02-23-07, 10:16 AM Go to last post
  21. Underhood smoking... need help with a diagnosis

    Started by SlxAlxx‎, 02-19-07 10:55 PM
    • Replies: 3
    • Views: 368
    02-21-07, 10:31 PM Go to last post
  22. engin and trany swap for an 85 coupe deville

    Started by reynolds_cadi‎, 02-17-07 11:31 AM
    • Replies: 3
    • Views: 457
    02-19-07, 11:36 PM Go to last post
  23. 4.5L TBI Grumbling

    Started by SlxAlxx‎, 02-09-07 10:23 PM
    • Replies: 5
    • Views: 626
    HUF
    02-19-07, 08:44 PM Go to last post
  24. How to start when very cold (less than 0 F)

    Started by 100‎, 02-05-07 10:54 PM
    • Replies: 11
    • Views: 739
    02-19-07, 07:15 PM Go to last post
  25. how to get more hp from a 4100

    Started by Stealth‎, 02-08-07 11:42 PM
    • Replies: 6
    • Views: 990
    02-18-07, 09:17 PM Go to last post

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