HT4100 4.1, 4.5, 4.9 - Page 4
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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: 13,484
    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: 90,436
    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: 41,607
    09-20-04, 01:50 AM Go to last post
    • Replies: 80
    • Views: 9,502
    10-08-13, 09:05 PM Go to last post
  1. 91 Deville - 4.9 swaps

    Started by 77jack‎, 10-03-13 10:03 AM
    • Replies: 5
    • Views: 533
    10-08-13, 06:14 PM Go to last post
  2. 1990 Eldorado running rough

    Started by epicenter‎, 10-07-13 11:04 AM
    • Replies: 2
    • Views: 427
    10-08-13, 04:11 PM Go to last post
  3. Dirt in coolant? w/pic 4.5L

    Started by robchap83‎, 09-22-13 08:07 PM
    • Replies: 7
    • Views: 660
    HUF
    10-05-13, 09:08 PM Go to last post
  4. Electronic Fan Module & Cooling Fan Fault 9

    Started by wilsonwilson‎, 09-26-13 12:03 AM
    • Replies: 1
    • Views: 468
    10-02-13, 10:35 PM Go to last post
    • Replies: 5
    • Views: 943
    09-24-13, 08:09 AM Go to last post
  5. removing 4.9

    Started by 4.9 engine swap‎, 09-18-13 06:46 PM
    • Replies: 5
    • Views: 625
    09-20-13, 08:59 PM Go to last post
  6. Rough Idle w/ Brake Booster Loss

    Started by Kiriken‎, 07-12-13 10:52 PM
    2 Pages
    1 2
    • Replies: 29
    • Views: 4,067
    09-17-13, 10:11 PM Go to last post
  7. Question OBD confusion

    Started by 83CADMAN‎, 09-11-13 12:48 PM
    • Replies: 4
    • Views: 422
    09-17-13, 02:27 PM Go to last post
  8. Need trouble codes for '83 HT-4100 Eldo

    Started by baldizzone‎, 06-22-04 11:00 AM
    • Replies: 5
    • Views: 2,789
    09-14-13, 04:57 PM Go to last post
  9. Smile Best oil Mobil 1 High mileage for 93 deville 4.9 with 102,000 miles

    Started by mike93‎, 10-09-09 08:10 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 4,296
    08-25-13, 03:17 PM Go to last post
  10. RPM vs. highway speed ?

    Started by amunderdog‎, 08-23-13 09:23 AM
    • Replies: 1
    • Views: 558
    08-23-13, 12:00 PM Go to last post
  11. 4.1 v8 injector resistance

    Started by Bean‎, 07-13-07 04:52 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,813
    08-10-13, 11:13 PM Go to last post
  12. 4100 soot

    Started by WWlll‎, 12-09-12 06:05 AM
    • Replies: 1
    • Views: 613
    07-27-13, 08:50 PM Go to last post
    • Replies: 4
    • Views: 1,090
    07-20-13, 04:14 AM Go to last post
  13. Identifying distributor

    Started by Moondoggie‎, 07-17-13 12:18 AM
    • Replies: 2
    • Views: 436
    07-19-13, 03:22 AM Go to last post
  14. 1987 Deville 4.1 to 4.9 Conversion

    Started by Edahall‎, 08-12-12 09:05 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 6,887
    07-16-13, 05:17 PM Go to last post
    • Replies: 4
    • Views: 3,938
    07-16-13, 01:17 PM Go to last post
  15. Why and what is it making that noise? (Video included)

    Started by DReffects‎, 06-27-13 07:24 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,344
    07-15-13, 06:20 AM Go to last post
    • Replies: 4
    • Views: 703
    07-14-13, 08:57 PM Go to last post
  16. Newbie looking for ground(s)

    Started by charco68‎, 05-18-13 07:01 PM
    • Replies: 9
    • Views: 1,046
    07-11-13, 04:50 PM Go to last post
  17. 95 deville shocks all four corner???

    Started by eddielnordman‎, 07-07-13 10:03 PM
    • Replies: 0
    • Views: 360
    07-07-13, 10:03 PM Go to last post
  18. Angry 1985 Eldorado Roadster (4100)

    Started by Rick_Rude967‎, 06-20-13 08:29 AM
    • Replies: 4
    • Views: 944
    07-07-13, 08:32 PM Go to last post
  19. Intermittent stalling

    Started by Wayne Bradley‎, 07-01-13 10:25 PM
    • Replies: 1
    • Views: 426
    07-07-13, 08:24 PM Go to last post
  20. What is F15 code? ('90 DeVille 4.5)

    Started by mdogg1950‎, 06-07-10 11:46 PM
    • Replies: 6
    • Views: 1,383
    07-07-13, 10:40 AM Go to last post

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