HT4100 4.1, 4.5, 4.9 - Page 21
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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 07:53 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 13,952
    12-15-13, 11:54 AM Go to last post
  2. Sticky Thread Sticky: The "4.9 liter turbocharger, stage 1" thread.

    Started by illumina‎, 03-12-05 01:05 AM
    16 Pages
    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    • Replies: 238
    • Views: 93,789
    02-24-11, 02:56 PM Go to last post
  3. Sticky Thread Sticky: OBD I codes for 4.x Engines

    Started by DaveSmed‎, 09-20-04 02:50 AM
    • Replies: 0
    • Views: 43,196
    09-20-04, 02:50 AM Go to last post
    • Replies: 8
    • Views: 1,442
    05-19-10, 02:37 AM Go to last post
  1. HT4100 engine vacuum lines with pics

    Started by southcaddy‎, 05-18-10 04:45 PM
    • Replies: 0
    • Views: 1,962
    05-18-10, 04:45 PM Go to last post
  2. Gaggle of codes, ugh!

    Started by the recluse‎, 05-02-10 10:03 PM
    • Replies: 12
    • Views: 692
    05-16-10, 03:56 PM Go to last post
  3. Shorted MAP Sensor Signal

    Started by zentrade‎, 05-16-10 12:52 AM
    • Replies: 4
    • Views: 2,387
    05-16-10, 01:53 PM Go to last post
  4. Intake Gaskets

    Started by Sevillian273‎, 05-06-10 09:41 PM
    • Replies: 4
    • Views: 1,027
    05-15-10, 12:31 AM Go to last post
  5. 85 HT4100 smokes when shut off?

    Started by 85caddyeldorado‎, 05-09-10 10:30 PM
    • Replies: 3
    • Views: 494
    05-14-10, 11:36 PM Go to last post
  6. 85 HT4100 new remanufactured motor

    Started by 85caddyeldorado‎, 05-14-10 10:14 PM
    • Replies: 1
    • Views: 824
    05-14-10, 11:34 PM Go to last post
  7. S10 Chevy p'up; swap in a 4.5 or 4.9?

    Started by chiros‎, 05-13-10 12:23 PM
    • Replies: 0
    • Views: 1,524
    05-13-10, 12:23 PM Go to last post
  8. 4.1 oil leak

    Started by steelybill‎, 04-28-10 11:53 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,276
    05-12-10, 10:34 PM Go to last post
    • Replies: 0
    • Views: 2,403
    05-12-10, 11:34 AM Go to last post
  9. 4T60-E + Ratchet Shifter

    Started by Ghost C‎, 05-09-10 10:50 PM
    • Replies: 0
    • Views: 572
    05-09-10, 10:50 PM Go to last post
  10. HT 4100 no oil pressure new rebuilt motor

    Started by 85caddyeldorado‎, 05-02-10 01:19 PM
    • Replies: 2
    • Views: 1,512
    05-02-10, 10:40 PM Go to last post
  11. 1992 4.9 Coolant Mystery

    Started by BlackLac96‎, 04-18-10 10:18 PM
    • Replies: 8
    • Views: 956
    04-25-10, 06:51 PM Go to last post
  12. Question Tunercats

    Started by Ghost C‎, 04-25-10 05:12 PM
    • Replies: 0
    • Views: 510
    04-25-10, 05:12 PM Go to last post
  13. distributor wrench

    Started by BRICKS‎, 08-31-09 04:23 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,867
    HUF
    04-21-10, 03:15 PM Go to last post
  14. EGR interchange

    Started by ehall‎, 04-16-10 10:52 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,111
    04-16-10, 04:53 PM Go to last post
  15. 90 4.5 exhaust manifold threads

    Started by drewsdeville‎, 04-16-10 04:04 PM
    • Replies: 4
    • Views: 588
    04-16-10, 04:22 PM Go to last post
  16. 4.9 fuel pump question

    Started by Ghost C‎, 04-13-10 02:10 PM
    • Replies: 2
    • Views: 755
    04-13-10, 08:00 PM Go to last post
  17. Distributor Sound

    Started by MrDobin‎, 04-06-10 01:38 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 963
    04-09-10, 03:04 AM Go to last post
  18. egr problems?4.9

    Started by rick davenport‎, 04-05-10 08:54 PM
    • Replies: 4
    • Views: 691
    04-06-10, 07:20 PM Go to last post
  19. need help antifreeze leak 4.9 1993 deville

    Started by mike93‎, 03-20-10 09:13 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 3,503
    04-06-10, 02:08 AM Go to last post
  20. Help with '91 ETC codes.

    Started by STS_Seville_Hunter‎, 04-05-10 05:55 PM
    • Replies: 1
    • Views: 310
    HUF
    04-06-10, 12:15 AM Go to last post
  21. ECM interchangeability and swap

    Started by drewsdeville‎, 04-05-10 04:21 PM
    • Replies: 1
    • Views: 548
    04-05-10, 06:06 PM Go to last post
  22. ECM specs, where do I find them?

    Started by the recluse‎, 04-04-10 12:52 AM
    • Replies: 2
    • Views: 652
    04-05-10, 06:00 PM Go to last post
  23. 1991 Deville Leaking Coolant near water pump

    Started by CorpBlack‎, 04-04-10 11:14 PM
    • Replies: 4
    • Views: 2,277
    04-05-10, 04:30 PM Go to last post

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