HT4100 4.1, 4.5, 4.9 - Page 56
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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: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 01:50 AM
    • Replies: 0
    • Views: 48,925
    09-20-04, 01:50 AM Go to last post
  1. all 4100's interchangable?

    Started by nickh‎, 12-29-07 06:56 PM
    • Replies: 1
    • Views: 552
    12-30-07, 01:01 AM Go to last post
  2. RPO Code of the 90 4.5L V8?

    Started by N0DIH‎, 12-27-07 01:36 AM
    • Replies: 0
    • Views: 535
    12-27-07, 01:36 AM Go to last post
  3. Choke?

    Started by zentrade‎, 12-17-07 08:31 PM
    • Replies: 8
    • Views: 635
    12-25-07, 12:50 AM Go to last post
  4. New Member Introduction

    Started by Robin Banx‎, 12-15-07 11:37 PM
    • Replies: 7
    • Views: 529
    12-23-07, 08:59 PM Go to last post
  5. HT4100 "STOP ENGINE-OIL PRESS" light flickering

    Started by SlxAlxx‎, 11-12-07 05:18 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 2,175
    12-21-07, 08:39 PM Go to last post
  6. Allante HT4100

    Started by ehall‎, 12-15-07 02:19 AM
    • Replies: 12
    • Views: 1,243
    12-20-07, 12:54 AM Go to last post
  7. HT4100 Recommended Oil Viscosity

    Started by SlxAlxx‎, 12-11-07 03:24 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,973
    12-19-07, 09:34 PM Go to last post
  8. VIDEO of HT4100 WOT

    Started by caddeville‎, 12-05-07 01:34 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,335
    12-19-07, 02:47 AM Go to last post
  9. Engine Miss, (electronic not mechanical)

    Started by Capt Fiero‎, 02-21-06 02:12 AM
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 2,217
    12-16-07, 02:22 AM Go to last post
  10. 4100 Book

    Started by wcoates‎, 12-14-07 09:54 AM
    • Replies: 2
    • Views: 1,162
    12-15-07, 07:30 AM Go to last post
  11. engine knock in my 1994 sedan deville 4.9L

    Started by pcm‎, 12-01-07 06:04 PM
    • Replies: 12
    • Views: 4,593
    pcm
    12-11-07, 01:26 AM Go to last post
  12. 4.9l oil leak

    Started by toolfan8102‎, 12-08-07 01:25 PM
    • Replies: 4
    • Views: 1,224
    12-10-07, 03:40 AM Go to last post
  13. Question Tuning for E10 gasoline

    Started by 83 DeVille‎, 12-09-07 02:30 PM
    • Replies: 5
    • Views: 1,345
    12-09-07, 08:37 PM Go to last post
  14. HT4100 PCV valve, location?

    Started by caddeville‎, 12-07-07 04:41 PM
    • Replies: 11
    • Views: 927
    12-09-07, 08:36 PM Go to last post
  15. 4.9L idle issues... no power.. etc.. TPS?

    Started by MitchMeister-‎, 07-31-07 08:11 PM
    • Replies: 3
    • Views: 1,122
    12-08-07, 03:59 PM Go to last post
  16. Radiator Drain Plug

    Started by behind-bars‎, 12-05-07 12:17 AM
    • Replies: 4
    • Views: 2,260
    12-08-07, 12:14 PM Go to last post
  17. Water

    Started by majax‎, 03-09-05 08:52 PM
    • Replies: 1
    • Views: 577
    12-08-07, 12:12 AM Go to last post
  18. engine id

    Started by ssdavis70‎, 12-04-07 03:44 PM
    • Replies: 2
    • Views: 410
    12-07-07, 11:09 PM Go to last post
  19. swap 4.1 to a 4.5 or 4.9 in 85 Seville?

    Started by cadmat‎, 12-02-07 01:02 PM
    • Replies: 6
    • Views: 801
    12-07-07, 09:12 PM Go to last post
  20. 4100 Newbie needs help!

    Started by Jeff595‎, 11-13-07 09:47 PM
    • Replies: 5
    • Views: 702
    12-07-07, 08:22 PM Go to last post
  21. Losing coolant when the heat is turned on.

    Started by medicz28‎, 12-06-07 03:30 PM
    • Replies: 10
    • Views: 2,006
    HUF
    12-06-07, 11:18 PM Go to last post
    • Replies: 0
    • Views: 651
    12-06-07, 09:40 PM Go to last post
  22. Water Pump on an '85 fleetwood

    Started by daedalus__‎, 12-04-07 09:01 PM
    • Replies: 2
    • Views: 443
    12-06-07, 07:37 PM Go to last post
  23. 4.9L 1995 deville car ran out of gas but wont start

    Started by Quote‎, 12-05-07 04:52 AM
    • Replies: 4
    • Views: 1,603
    12-05-07, 09:20 PM Go to last post
  24. 86-87 Seville, Eldorado 4.9L Swap

    Started by ht4100‎, 12-04-07 11:50 PM
    • Replies: 0
    • Views: 542
    12-04-07, 11:50 PM Go to last post

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