HT4100 4.1, 4.5, 4.9 - Page 8
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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: 13,401
    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: 89,830
    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: 41,367
    09-20-04, 01:50 AM Go to last post
    • Replies: 5
    • Views: 2,285
    08-26-12, 02:13 PM Go to last post
  1. 4100 still running better to rebuild or replace

    Started by zac85eldo‎, 08-26-12 02:48 AM
    • Replies: 3
    • Views: 1,343
    08-26-12, 12:54 PM Go to last post
    • Replies: 0
    • Views: 538
    08-24-12, 09:31 PM Go to last post
  2. cables

    Started by Lac_pusher‎, 08-21-12 04:27 PM
    • Replies: 0
    • Views: 371
    08-21-12, 04:27 PM Go to last post
  3. 4.5L ACDelco Spark Plug Question

    Started by ozzy21236‎, 08-17-12 04:32 PM
    • Replies: 2
    • Views: 736
    08-17-12, 07:22 PM Go to last post
  4. Vacuum connection for heating?

    Started by nizki1981‎, 08-11-12 01:24 PM
    • Replies: 4
    • Views: 1,041
    08-17-12, 06:43 PM Go to last post
  5. 4.9L 91 Seville power loss... at a loss..

    Started by spazzcdnm‎, 08-13-12 09:34 PM
    • Replies: 4
    • Views: 637
    08-14-12, 10:34 AM Go to last post
    • Replies: 6
    • Views: 2,482
    08-12-12, 09:02 PM Go to last post
  6. 1994 Deville 4.9 Engine Stalling

    Started by djp‎, 08-09-12 09:24 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 3,999
    08-12-12, 08:43 PM Go to last post
  7. 97 Seville cooling

    Started by okierzr‎, 08-12-12 12:10 AM
    • Replies: 0
    • Views: 330
    08-12-12, 12:10 AM Go to last post
  8. Wink Oil pressure specs for 4.1 at idle

    Started by tallpat‎, 07-19-12 12:20 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,181
    08-05-12, 07:31 PM Go to last post
  9. 91 Deville engine skip

    Started by tmcguire‎, 07-19-12 09:40 AM
    • Replies: 10
    • Views: 1,621
    07-31-12, 09:20 AM Go to last post
  10. Fuel Injectors 94 Deville 4.9L

    Started by Cadillac_Scout‎, 04-01-05 10:41 AM
    5 Pages
    1 2 3 4 5
    • Replies: 72
    • Views: 7,593
    07-29-12, 12:34 AM Go to last post
  11. Talking Oil pressure specs

    Started by tallpat‎, 07-19-12 11:12 AM
    • Replies: 0
    • Views: 348
    07-19-12, 11:12 AM Go to last post
  12. 4t60e chain and sprocket question

    Started by CetriKomaDevet‎, 07-15-12 11:49 PM
    • Replies: 0
    • Views: 421
    07-15-12, 11:49 PM Go to last post
  13. 1st and 2nd design oil pressure switch?

    Started by BLMDeville‎, 07-07-12 01:06 PM
    • Replies: 2
    • Views: 454
    07-09-12, 09:39 AM Go to last post
  14. What is the BEST MOTOR FLUSH out there?

    Started by caddeville‎, 02-28-06 01:49 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 10,454
    07-06-12, 02:34 AM Go to last post
  15. 1983 sed Deville 4100 0ut 1999-2002 Chevy 5.3 in

    Started by jimmyfizzy‎, 07-03-12 03:25 AM
    • Replies: 1
    • Views: 511
    07-03-12, 10:14 AM Go to last post
    • Replies: 8
    • Views: 1,073
    07-03-12, 07:51 AM Go to last post
  16. Cool 4100HT shuts down in sharp left corners

    Started by nizki1981‎, 06-25-12 04:02 PM
    • Replies: 5
    • Views: 630
    07-02-12, 04:00 PM Go to last post
  17. 4.9L coolant issues

    Started by red_ghost‎, 05-29-12 04:19 PM
    • Replies: 9
    • Views: 2,355
    06-20-12, 11:11 PM Go to last post
  18. Where to install Prestone flush fitting?

    Started by Notaguru‎, 04-19-09 12:05 PM
    • Replies: 8
    • Views: 1,210
    06-13-12, 09:25 PM Go to last post
  19. Upgrading and restoring a 4.9

    Started by ice92deville‎, 05-28-12 12:09 AM
    • Replies: 13
    • Views: 1,054
    06-09-12, 10:24 PM Go to last post
  20. Moved (you will be redirected): 1999 Deville Temp spike on highway

    Started by Abottino24‎, 06-09-12 07:46 AM
    • Replies: -
    • Views: -
    06-09-12, 10:13 AM Go to last post
  21. 4.9 - intake

    Started by Sadis‎, 12-20-11 05:01 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,035
    06-08-12, 12:56 AM Go to last post

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