HT4100 4.1, 4.5, 4.9 - Page 30
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Threads 726 to 750 of 4006
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 07:53 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 13,924
    12-15-13, 11:54 AM Go to last post
  2. Sticky Thread Sticky: The "4.9 liter turbocharger, stage 1" thread.

    Started by illumina‎, 03-12-05 01:05 AM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 238
    • Views: 93,592
    02-24-11, 02:56 PM Go to last post
  3. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 02:50 AM
    • Replies: 0
    • Views: 43,071
    09-20-04, 02:50 AM Go to last post
  1. sudden engine probs

    Started by ehall‎, 07-19-09 04:35 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,306
    08-11-09, 08:01 PM Go to last post
  2. Emission test failed

    Started by Ruud‎, 08-04-09 05:48 PM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 3,985
    08-10-09, 08:29 PM Go to last post
  3. 4.5 running rough at start -- tune up????

    Started by caddymark‎, 08-09-09 06:21 PM
    • Replies: 5
    • Views: 860
    08-10-09, 05:31 PM Go to last post
  4. 4.1 belt tensioner

    Started by steelybill‎, 07-26-09 12:27 AM
    • Replies: 7
    • Views: 942
    08-09-09, 09:35 PM Go to last post
  5. 4.9 throttle body description

    Started by creeker‎, 08-05-09 12:14 AM
    • Replies: 5
    • Views: 637
    08-09-09, 12:39 PM Go to last post
  6. 1995 Deville Hi Performance Ideas anybody????

    Started by brandond25‎, 07-27-09 04:36 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,181
    08-09-09, 03:57 AM Go to last post
  7. ht4100 giving me problems

    Started by still_walkin‎, 07-11-09 04:09 PM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 2,255
    08-07-09, 06:14 PM Go to last post
  8. 4100 engine change. Need input.

    Started by MrDobin‎, 07-02-09 03:27 PM
    • Replies: 11
    • Views: 1,901
    08-06-09, 11:47 AM Go to last post
  9. 91 Coupe replaced injectors now blowing smoke

    Started by jamesmdx1‎, 07-28-09 11:21 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,030
    08-06-09, 12:01 AM Go to last post
  10. map sensor

    Started by creeker‎, 08-05-09 05:03 PM
    • Replies: 6
    • Views: 450
    08-05-09, 11:57 PM Go to last post
  11. break line

    Started by witchdoctorjim‎, 08-03-09 10:10 PM
    • Replies: 2
    • Views: 313
    08-05-09, 11:18 PM Go to last post
  12. Question error code 20

    Started by 83cadillac‎, 08-04-09 01:40 AM
    • Replies: 1
    • Views: 344
    08-04-09, 08:44 PM Go to last post
  13. Need help on a '90 Cadillac Fleetwood FWD

    Started by Reeper2364‎, 07-08-09 07:13 PM
    • Replies: 2
    • Views: 540
    08-03-09, 05:45 PM Go to last post
  14. 2005 4.1 PCV Valve

    Started by romash‎, 07-24-09 04:23 PM
    • Replies: 5
    • Views: 710
    08-02-09, 11:39 PM Go to last post
  15. engine popping

    Started by 99blackknight‎, 07-29-09 10:52 PM
    • Replies: 6
    • Views: 543
    08-02-09, 04:08 PM Go to last post
  16. Climate control Problem???

    Started by hcaddy95‎, 07-31-09 08:37 PM
    • Replies: 2
    • Views: 659
    08-02-09, 12:06 AM Go to last post
  17. 1985 Deville Coolant Leak

    Started by jetengine‎, 07-30-09 03:13 PM
    • Replies: 1
    • Views: 451
    07-31-09, 12:47 AM Go to last post
  18. 1985 DeVille Collant Temp Fan Light

    Started by jetengine‎, 07-20-09 07:11 PM
    • Replies: 10
    • Views: 2,972
    07-30-09, 05:42 PM Go to last post
  19. just wondering

    Started by pompeypaul‎, 07-20-09 06:43 PM
    • Replies: 3
    • Views: 408
    07-29-09, 08:11 PM Go to last post
  20. new to me 92 sdv,need some help

    Started by creeker‎, 07-20-09 06:52 PM
    • Replies: 10
    • Views: 551
    07-26-09, 08:40 PM Go to last post
  21. HT 4.X base timing question

    Started by Elwood‎, 07-24-09 08:53 PM
    • Replies: 5
    • Views: 774
    07-25-09, 11:57 AM Go to last post
  22. brand new problem

    Started by wiskerbizkit‎, 07-19-09 01:17 AM
    • Replies: 11
    • Views: 497
    07-25-09, 01:24 AM Go to last post
  23. 87 Eldo Cash for Clunker: Heresy?

    Started by PeteC‎, 07-19-09 04:44 PM
    • Replies: 6
    • Views: 750
    07-23-09, 05:54 AM Go to last post
  24. Question '91 Fleetwood Coupe has demons under the hood

    Started by misterv‎, 02-06-09 01:16 PM
    2 Pages
    1 2
    • Replies: 29
    • Views: 2,321
    07-19-09, 07:57 PM Go to last post
  25. fuel injectors interchange?

    Started by drewsdeville‎, 07-12-09 11:04 AM
    • Replies: 11
    • Views: 2,134
    07-18-09, 10:21 PM Go to last post

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