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: 13,288
    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: 88,976
    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: 40,924
    09-20-04, 01:50 AM Go to last post
    • Replies: 6
    • Views: 2,397
    08-12-12, 09:02 PM Go to last post
  1. 1994 Deville 4.9 Engine Stalling

    Started by djp‎, 08-09-12 09:24 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 3,876
    08-12-12, 08:43 PM Go to last post
  2. 97 Seville cooling

    Started by okierzr‎, 08-12-12 12:10 AM
    • Replies: 0
    • Views: 326
    08-12-12, 12:10 AM Go to last post
  3. 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: 2,151
    08-05-12, 07:31 PM Go to last post
  4. 91 Deville engine skip

    Started by tmcguire‎, 07-19-12 09:40 AM
    • Replies: 10
    • Views: 1,578
    07-31-12, 09:20 AM Go to last post
  5. 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: 7,500
    07-29-12, 12:34 AM Go to last post
  6. Talking Oil pressure specs

    Started by tallpat‎, 07-19-12 11:12 AM
    • Replies: 0
    • Views: 347
    07-19-12, 11:12 AM Go to last post
  7. 4t60e chain and sprocket question

    Started by CetriKomaDevet‎, 07-15-12 11:49 PM
    • Replies: 0
    • Views: 417
    07-15-12, 11:49 PM Go to last post
  8. 1st and 2nd design oil pressure switch?

    Started by BLMDeville‎, 07-07-12 01:06 PM
    • Replies: 2
    • Views: 438
    07-09-12, 09:39 AM Go to last post
  9. What is the BEST MOTOR FLUSH out there?

    Started by caddeville‎, 02-28-06 01:49 AM
    2 Pages
    1 2
    • Replies: 23
    • Views: 10,354
    07-06-12, 02:34 AM Go to last post
  10. 1983 sed Deville 4100 0ut 1999-2002 Chevy 5.3 in

    Started by jimmyfizzy‎, 07-03-12 03:25 AM
    • Replies: 1
    • Views: 507
    07-03-12, 10:14 AM Go to last post
    • Replies: 8
    • Views: 1,060
    07-03-12, 07:51 AM Go to last post
  11. Cool 4100HT shuts down in sharp left corners

    Started by nizki1981‎, 06-25-12 04:02 PM
    • Replies: 5
    • Views: 623
    07-02-12, 04:00 PM Go to last post
  12. 4.9L coolant issues

    Started by red_ghost‎, 05-29-12 04:19 PM
    • Replies: 9
    • Views: 2,262
    06-20-12, 11:11 PM Go to last post
  13. Where to install Prestone flush fitting?

    Started by Notaguru‎, 04-19-09 12:05 PM
    • Replies: 8
    • Views: 1,201
    06-13-12, 09:25 PM Go to last post
  14. Upgrading and restoring a 4.9

    Started by ice92deville‎, 05-28-12 12:09 AM
    • Replies: 13
    • Views: 1,044
    06-09-12, 10:24 PM Go to last post
  15. 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
  16. 4.9 - intake

    Started by Sadis‎, 12-20-11 05:01 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,999
    06-08-12, 12:56 AM Go to last post
  17. Brown sludge?

    Started by BLMDeville‎, 05-24-12 07:12 PM
    • Replies: 11
    • Views: 953
    06-08-12, 12:35 AM Go to last post
    • Replies: 8
    • Views: 1,152
    06-07-12, 07:30 PM Go to last post
  18. ACDELCO best water pump?

    Started by BLMDeville‎, 04-27-12 08:22 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 4,024
    06-07-12, 03:25 PM Go to last post
  19. Unhappy Replacing Water Pump Too Often

    Started by lunitunez‎, 05-16-04 02:59 PM
    • Replies: 7
    • Views: 1,201
    06-07-12, 12:07 PM Go to last post
  20. Engine miss.......AGAIN

    Started by MachX‎, 06-30-07 11:00 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,984
    06-02-12, 05:08 PM Go to last post
  21. oil pressure light 4.9 liter

    Started by cadikeith81‎, 05-18-12 10:33 AM
    • Replies: 8
    • Views: 627
    05-19-12, 06:40 PM Go to last post
  22. The best engine to put in my Eldo Cadillac?

    Started by KINGUYOM‎, 08-28-11 05:58 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 5,512
    05-02-12, 10:39 PM Go to last post

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