HT4100 4.1, 4.5, 4.9 - Page 112
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Threads 2776 to 2800 of 4042
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: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 01:50 AM
    • Replies: 0
    • Views: 47,402
    09-20-04, 01:50 AM Go to last post
  1. 4.5 Cooling System Additive

    Started by tony1963‎, 07-04-05 05:31 AM
    • Replies: 1
    • Views: 481
    07-04-05, 04:15 PM Go to last post
    • Replies: 6
    • Views: 3,065
    07-03-05, 10:13 AM Go to last post
  2. 20w50 5W30 oil,not for use in a 4.9 liter engine?

    Started by megatron‎, 07-02-05 11:34 PM
    • Replies: 7
    • Views: 1,696
    07-03-05, 09:31 AM Go to last post
    • Replies: 8
    • Views: 802
    07-01-05, 08:56 PM Go to last post
  3. Amsoil for 4.9

    Started by 91 Eldo TC‎, 03-22-05 01:40 PM
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 2,391
    07-01-05, 10:45 AM Go to last post
  4. How to detect a misfiring cylinder....

    Started by N0DIH‎, 06-28-05 09:27 PM
    • Replies: 0
    • Views: 531
    06-28-05, 09:27 PM Go to last post
  5. Question start,start,no start

    Started by junkpicker‎, 06-26-05 07:35 PM
    • Replies: 3
    • Views: 459
    06-28-05, 07:28 PM Go to last post
  6. What grade of fuel should I use?

    Started by RickeyGary‎, 06-21-05 12:04 PM
    • Replies: 10
    • Views: 665
    06-28-05, 12:06 PM Go to last post
  7. need more hp!!!!!!

    Started by Adumb‎, 06-19-05 10:24 AM
    • Replies: 7
    • Views: 708
    06-27-05, 12:42 PM Go to last post
  8. Smile Finally have my Eldorado back w/extra hp!!

    Started by fullserviceman‎, 06-26-05 12:19 AM
    • Replies: 0
    • Views: 437
    06-26-05, 12:19 AM Go to last post
  9. Angry engine code e47

    Started by topgun‎, 06-21-05 09:25 PM
    • Replies: 1
    • Views: 682
    06-24-05, 11:49 PM Go to last post
  10. Changed Coolant Today!

    Started by georgekelp‎, 06-24-05 02:36 AM
    • Replies: 10
    • Views: 694
    06-24-05, 05:19 PM Go to last post
  11. Look inside the 104k 4.9.... and a new valve cover :)

    Started by Night Wolf‎, 06-19-05 11:04 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,947
    06-24-05, 01:07 PM Go to last post
  12. 4100 rwd deville swap

    Started by chrun‎, 06-23-05 08:10 PM
    • Replies: 0
    • Views: 579
    06-23-05, 08:10 PM Go to last post
  13. '89 4.5L, 200k miles, oil leak behind waterpump?

    Started by 89eldorado‎, 06-23-05 11:17 AM
    • Replies: 1
    • Views: 757
    06-23-05, 06:20 PM Go to last post
  14. Question crankcase pressure

    Started by chrun‎, 06-21-05 09:12 PM
    • Replies: 6
    • Views: 446
    06-23-05, 09:17 AM Go to last post
  15. Question Converter Inlet Size??

    Started by D'Elegance‎, 06-15-05 09:15 PM
    • Replies: 3
    • Views: 398
    06-21-05, 06:22 PM Go to last post
  16. Vibration in 1992 4.9!?!?!?!?

    Started by I~LUV~Caddys8792‎, 06-20-05 11:08 PM
    • Replies: 1
    • Views: 552
    06-21-05, 02:59 PM Go to last post
  17. Question codes

    Started by chrun‎, 06-21-05 01:23 PM
    • Replies: 0
    • Views: 408
    06-21-05, 01:23 PM Go to last post
  18. 87 Seville 4.1 smokeing, don't know why.

    Started by warlord‎, 06-18-05 04:07 PM
    • Replies: 4
    • Views: 560
    06-21-05, 10:33 AM Go to last post
  19. 93 Deville Idle Sticking

    Started by CadillacEtc‎, 05-28-05 01:07 PM
    • Replies: 7
    • Views: 659
    06-20-05, 07:10 AM Go to last post
  20. My buddy thought the 4.9 was like 250hp!!

    Started by I~LUV~Caddys8792‎, 06-01-05 07:34 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 2,675
    06-20-05, 01:19 AM Go to last post
  21. Nitrous in 4.9

    Started by Mahalaleel‎, 06-07-05 07:02 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,109
    06-19-05, 11:49 PM Go to last post
  22. Angry leaking deville 4100 need bandaid

    Started by chrun‎, 06-05-05 02:16 PM
    • Replies: 2
    • Views: 549
    06-19-05, 09:07 AM Go to last post
  23. Exclamation 95 Deville PO39 code need help!!!!!!!!!

    Started by miko25‎, 06-15-05 10:01 PM
    • Replies: 2
    • Views: 1,301
    06-19-05, 12:35 AM Go to last post

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