HT4100 4.1, 4.5, 4.9 - Page 9
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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: 12,653
    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: 85,013
    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: 39,203
    09-20-04, 01:50 AM Go to last post
  1. Ht4100 :(

    Started by jojostar25‎, 03-04-12 06:20 PM
    • Replies: 9
    • Views: 968
    03-05-12, 12:11 PM Go to last post
  2. Can soneone give me a part number?

    Started by Dave S Texas‎, 03-01-12 06:19 PM
    • Replies: 2
    • Views: 478
    03-05-12, 08:39 AM Go to last post
  3. Carburetor on V8 4100 HT Eldorado 1985 ?

    Started by KINGUYOM‎, 09-08-11 06:11 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,350
    02-26-12, 02:04 PM Go to last post
  4. 4.5 belt tensioner; is bearing replaceable?

    Started by mdogg1950‎, 02-21-12 10:20 PM
    • Replies: 2
    • Views: 510
    02-22-12, 11:20 PM Go to last post
  5. 1993 Cadillac DeVille 4.9L Distributor Shot

    Started by rumgool‎, 11-02-09 07:11 PM
    • Replies: 9
    • Views: 5,735
    02-22-12, 08:03 PM Go to last post
  6. Boosting HT4100 Performance

    Started by DrDave‎, 02-21-05 04:50 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 7,454
    02-15-12, 01:11 PM Go to last post
  7. 1985 eldorado biarritz won't start

    Started by bernier7‎, 01-07-12 09:50 PM
    • Replies: 8
    • Views: 4,040
    02-13-12, 01:38 PM Go to last post
  8. 4.9 litre tune up 94 deville

    Started by cad-der-ack‎, 02-02-12 04:08 PM
    • Replies: 4
    • Views: 1,339
    02-09-12, 11:28 AM Go to last post
  9. HT4100 SYSTEM PROBLEM E047 and B334

    Started by globetrotter8888‎, 07-18-07 03:36 AM
    • Replies: 10
    • Views: 1,076
    02-01-12, 05:03 PM Go to last post
  10. Starting issue -- 91 Eldorado

    Started by EldoRedo‎, 01-27-12 06:33 PM
    • Replies: 4
    • Views: 570
    01-30-12, 01:25 PM Go to last post
  11. 86 seville 4.1 low engine power-issue

    Started by ht4100‎, 07-19-11 09:06 PM
    • Replies: 6
    • Views: 976
    01-26-12, 09:04 PM Go to last post
  12. P085 ....... Idle Throttle Angle Too High

    Started by johnp‎, 05-21-05 01:11 PM
    • Replies: 6
    • Views: 4,300
    01-26-12, 03:01 PM Go to last post
  13. 1990 deville 4.5 trouble code air management fault?

    Started by dallasj‎, 08-02-06 08:11 PM
    • Replies: 2
    • Views: 2,595
    01-21-12, 05:13 AM Go to last post
  14. 4.9 Info Needed

    Started by General_Motors_Fan‎, 01-18-12 04:17 PM
    • Replies: 4
    • Views: 607
    01-19-12, 05:14 PM Go to last post
  15. Question Oh Sh*%! I lost my head.

    Started by 83CADMAN‎, 01-13-12 02:38 PM
    • Replies: 11
    • Views: 674
    01-17-12, 03:59 PM Go to last post
  16. Remove oil pump on cadillac eldorado 1985 ?

    Started by KINGUYOM‎, 01-10-12 02:16 PM
    • Replies: 0
    • Views: 579
    01-10-12, 02:16 PM Go to last post
  17. 4.9 pulled head bolt threads

    Started by sparkys88gt‎, 01-06-12 08:13 AM
    • Replies: 1
    • Views: 618
    01-07-12, 06:54 PM Go to last post
    • Replies: 1
    • Views: 707
    01-06-12, 11:48 PM Go to last post
  18. 95 sedan shuts down while driving

    Started by Lamar95sedan‎, 12-29-11 09:45 AM
    • Replies: 4
    • Views: 537
    01-02-12, 03:26 PM Go to last post
  19. Driving along and suddenly, DEAD!

    Started by 83CADMAN‎, 12-28-11 01:13 PM
    • Replies: 14
    • Views: 500
    12-31-11, 07:57 PM Go to last post
    • Replies: 7
    • Views: 481
    12-28-11, 04:30 PM Go to last post
  20. Starter Gear Clearance

    Started by Sevillian273‎, 12-27-11 12:22 PM
    • Replies: 2
    • Views: 405
    12-27-11, 03:12 PM Go to last post
  21. hesitation and backfire 4100

    Started by grantjr‎, 07-07-06 06:08 PM
    • Replies: 12
    • Views: 1,333
    12-20-11, 02:22 AM Go to last post
  22. Idle Problems After Mechanic

    Started by Enigmaticwraith‎, 12-14-11 01:41 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 1,106
    12-18-11, 07:51 PM Go to last post
  23. Exclamation Lurching '91 Deville

    Started by paviliux‎, 12-04-11 11:42 AM
    • Replies: 0
    • Views: 453
    12-04-11, 11:42 AM Go to last post

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