HT4100 4.1, 4.5, 4.9 - Page 5
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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: 14,772
    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: 99,129
    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: 46,322
    09-20-04, 01:50 AM Go to last post
  1. Question need some help with my 1994 Deville 4.9L v8

    Started by Cadillac210‎, 09-06-11 03:05 PM
    • Replies: 4
    • Views: 2,993
    03-05-14, 08:43 PM Go to last post
  2. Coolant guage sensor location help

    Started by omston‎, 02-14-14 10:47 PM
    • Replies: 0
    • Views: 395
    02-14-14, 10:47 PM Go to last post
  3. 4.9L Main Bearing Thump

    Started by bcpape‎, 05-08-09 03:26 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 5,473
    02-13-14, 09:45 AM Go to last post
  4. Angry E49 code and possible solutions.

    Started by Forgoten214‎, 11-03-10 06:34 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 6,023
    02-08-14, 12:34 AM Go to last post
  5. 93 Deville main bearing thump

    Started by mike93‎, 12-18-09 07:20 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 5,593
    02-01-14, 11:11 AM Go to last post
  6. Seville Swap: from 83 HT4100 to 81 368

    Started by Cerbera‎, 07-27-11 02:11 PM
    • Replies: 7
    • Views: 2,606
    02-01-14, 10:21 AM Go to last post
  7. Question gear selector fault

    Started by doug95‎, 01-29-14 05:51 PM
    • Replies: 0
    • Views: 479
    01-29-14, 05:51 PM Go to last post
  8. No vacuum to EGR valve ... 4.9 engine

    Started by runforrest1‎, 01-11-14 04:43 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,466
    01-28-14, 03:28 AM Go to last post
  9. At what temp should the radiator fan come on?

    Started by runforrest1‎, 01-26-14 11:43 PM
    • Replies: 1
    • Views: 381
    01-27-14, 11:05 AM Go to last post
    • Replies: 7
    • Views: 1,758
    01-27-14, 02:38 AM Go to last post
    • Replies: 5
    • Views: 580
    01-25-14, 10:57 PM Go to last post
  10. Need Help with timing/tune-up on 84 Cadillac Deville HT4100

    Started by henrydean40‎, 04-21-11 04:17 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 8,604
    01-25-14, 12:05 PM Go to last post
  11. Repairing a blower motor power module

    Started by omston‎, 01-24-14 02:26 PM
    • Replies: 0
    • Views: 789
    01-24-14, 02:26 PM Go to last post
  12. 1984 Eldorado code 15 won't start

    Started by Cajuncody‎, 01-19-14 06:18 PM
    • Replies: 2
    • Views: 582
    01-22-14, 06:44 PM Go to last post
  13. I have a code 27 on an 84 SDV

    Started by carnut‎, 01-13-14 07:36 PM
    • Replies: 3
    • Views: 543
    01-18-14, 12:53 PM Go to last post
  14. 4.9L Oil Consumption

    Started by EldoRedo‎, 10-15-13 10:42 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,930
    01-15-14, 11:46 AM Go to last post
  15. rocker arm pivot support

    Started by rcirobin‎, 01-16-05 05:58 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,276
    01-13-14, 04:32 PM Go to last post
  16. EGR System photos 83 4.1

    Started by JetTroop2000‎, 01-07-14 10:00 PM
    • Replies: 2
    • Views: 600
    01-11-14, 07:34 PM Go to last post
    • Replies: 4
    • Views: 1,641
    12-29-13, 01:33 PM Go to last post
    • Replies: 1
    • Views: 737
    12-28-13, 08:42 AM Go to last post
  17. 1992 eldorado 4.9 no start.

    Started by eldocaddy‎, 12-23-13 10:39 PM
    • Replies: 1
    • Views: 481
    12-24-13, 12:31 AM Go to last post
  18. Seville 4.1L V8 Engine - to South Africa

    Started by Rodeo‎, 08-22-13 06:21 AM
    • Replies: 4
    • Views: 1,075
    12-23-13, 09:34 PM Go to last post
  19. 4.1 liter HT-4100

    Started by The Donald‎, 12-15-13 09:27 AM
    • Replies: 8
    • Views: 1,036
    12-22-13, 01:59 PM Go to last post
  20. 89 Deville engine pinging under load when warm

    Started by pjunod‎, 11-25-05 07:06 PM
    • Replies: 8
    • Views: 1,756
    12-19-13, 09:06 PM Go to last post
  21. Exclamation Should I flush tranny at 52K????

    Started by Msilva954‎, 03-23-04 07:25 AM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 45,988
    12-19-13, 08:52 AM Go to last post

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