HT4100 4.1, 4.5, 4.9 - Page 111
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Threads 2751 to 2775 of 4090
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: 54,592
    09-20-04, 01:50 AM Go to last post
  1. Exclamation miss on the 4.5litre?

    Started by 92sedandeville1‎, 08-08-05 03:33 AM
    • Replies: 4
    • Views: 629
    08-09-05, 02:37 AM Go to last post
  2. 4.9 liter oil use?

    Started by megatron‎, 08-08-05 11:14 PM
    • Replies: 2
    • Views: 814
    08-09-05, 12:38 AM Go to last post
  3. Failed Smog Test Please Help!!!

    Started by oscar75‎, 08-08-05 04:44 PM
    • Replies: 2
    • Views: 688
    08-09-05, 12:08 AM Go to last post
  4. DeVille (DEVIL?) 91 *extreme* power loss.

    Started by GodheadsLament‎, 07-01-05 07:22 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,749
    08-08-05, 11:27 PM Go to last post
  5. Angry 90 Deville runs like crap

    Started by richbanta‎, 08-08-05 12:06 PM
    • Replies: 1
    • Views: 412
    08-08-05, 01:08 PM Go to last post
  6. My 1986 Cadi engine revs continually

    Started by navel‎, 07-03-05 12:18 PM
    • Replies: 8
    • Views: 751
    08-08-05, 01:38 AM Go to last post
  7. Angry help! i think i blew it. 4.5 hg

    Started by dita0401‎, 07-24-05 10:54 PM
    • Replies: 11
    • Views: 779
    08-07-05, 02:52 AM Go to last post
  8. Transmission service

    Started by MARK2995‎, 08-06-05 04:41 AM
    • Replies: 0
    • Views: 416
    08-06-05, 04:41 AM Go to last post
  9. 1990 Deville idle issue

    Started by Barndoor‎, 07-20-05 07:50 PM
    • Replies: 8
    • Views: 1,275
    08-06-05, 02:46 AM Go to last post
  10. 4.1 Serpentine Belt Frozen

    Started by Ed Richardson‎, 08-05-05 07:26 PM
    • Replies: 2
    • Views: 1,326
    08-05-05, 11:29 PM Go to last post
  11. high RPM, ISC not the problem?

    Started by exclusive605‎, 08-04-05 02:45 PM
    • Replies: 3
    • Views: 642
    08-05-05, 08:10 PM Go to last post
  12. 89 deville runs rough intermittantly??

    Started by mrhazelj‎, 08-02-05 09:21 PM
    • Replies: 2
    • Views: 417
    08-05-05, 06:57 PM Go to last post
  13. 'hidden Warranties'

    Started by aplussys‎, 08-05-05 02:45 PM
    • Replies: 0
    • Views: 739
    08-05-05, 02:45 PM Go to last post
  14. Please Help Me!!!

    Started by oscar75‎, 08-04-05 05:43 PM
    • Replies: 3
    • Views: 480
    08-04-05, 10:15 PM Go to last post
  15. what perfomance mods,if any???

    Started by 88devillecustom‎, 08-03-05 04:06 AM
    • Replies: 3
    • Views: 718
    08-04-05, 03:18 PM Go to last post
  16. Injector Failure At 43,000 Miles???

    Started by aplussys‎, 08-02-05 03:33 PM
    • Replies: 4
    • Views: 652
    08-03-05, 02:20 AM Go to last post
  17. new problem arising?

    Started by 90devilleguy‎, 08-03-05 12:30 AM
    • Replies: 1
    • Views: 398
    08-03-05, 02:06 AM Go to last post
  18. 4.1 Engine seems to be running rich

    Started by boysatt‎, 08-02-05 03:18 PM
    • Replies: 0
    • Views: 643
    08-02-05, 03:18 PM Go to last post
  19. Cool Is There Such A Thing As A Starter Motor Overheating?

    Started by rlowe228‎, 06-04-05 03:16 PM
    3 Pages
    1 2 3
    • Replies: 40
    • Views: 10,656
    08-02-05, 01:08 AM Go to last post
  20. Are the GM replacemnt 4100's a better design ?

    Started by HoganRadial‎, 07-27-05 09:56 PM
    • Replies: 6
    • Views: 1,804
    08-01-05, 08:00 PM Go to last post
  21. HT 4100 flooding out badly. Warm or cold

    Started by HoganRadial‎, 07-27-05 08:25 PM
    • Replies: 9
    • Views: 968
    08-01-05, 04:33 AM Go to last post
  22. '90 Seville with 4.5 Knocks when warm

    Started by Maxfli‎, 07-28-05 11:22 AM
    • Replies: 5
    • Views: 556
    07-31-05, 08:43 PM Go to last post
  23. Why does '90 4.5L not drop to idle till almost stopped?

    Started by mdogg‎, 06-27-05 04:14 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,976
    07-31-05, 01:19 PM Go to last post
  24. Engine STILL missing (intermittant), tons of work done so far--HELP!!!

    Started by JeremyG‎, 06-01-05 06:27 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,539
    07-31-05, 06:13 AM Go to last post
  25. spark plug torque for 1991 4.9

    Started by 91lacdeville‎, 07-30-05 06:06 PM
    • Replies: 5
    • Views: 642
    Kev
    07-30-05, 10:33 PM Go to last post

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