HT4100 4.1, 4.5, 4.9 - Page 18
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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: 13,088
    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: 87,664
    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: 40,561
    09-20-04, 01:50 AM Go to last post
    • Replies: 11
    • Views: 1,650
    07-17-10, 07:56 AM Go to last post
  1. 84 eldo. antena

    Started by DNE‎, 07-13-10 05:32 PM
    • Replies: 4
    • Views: 504
    07-15-10, 09:06 PM Go to last post
  2. O2 sensors : 1 righ and 1 lean

    Started by primerib‎, 06-05-10 01:53 PM
    • Replies: 10
    • Views: 579
    07-13-10, 01:57 PM Go to last post
    • Replies: 8
    • Views: 875
    07-07-10, 09:49 AM Go to last post
  3. So how old is too old for injectors?

    Started by sprocket‎, 07-05-10 11:05 AM
    • Replies: 4
    • Views: 773
    07-06-10, 12:33 AM Go to last post
  4. '84 4.1 idles up and down when the A/C is on

    Started by Bobby Eyes‎, 06-21-10 08:53 PM
    • Replies: 7
    • Views: 595
    07-04-10, 09:44 PM Go to last post
  5. Tired of &^%$ injectors!

    Started by the recluse‎, 04-05-10 10:50 PM
    • Replies: 14
    • Views: 687
    07-04-10, 07:20 PM Go to last post
  6. Question HT4100 Exhaust Manifold Gaskets

    Started by bentleyboy‎, 07-01-10 01:19 PM
    • Replies: 6
    • Views: 1,020
    07-04-10, 07:05 PM Go to last post
  7. Ht4100 question

    Started by SCU187‎, 07-02-10 03:51 PM
    • Replies: 4
    • Views: 766
    07-03-10, 01:35 PM Go to last post
  8. 93 deville running great

    Started by mike93‎, 06-25-10 12:43 PM
    • Replies: 7
    • Views: 654
    07-03-10, 09:50 AM Go to last post
  9. 4.9L missing

    Started by primerib‎, 07-02-10 09:36 PM
    • Replies: 5
    • Views: 1,267
    07-03-10, 03:02 AM Go to last post
  10. Transmission is shot

    Started by cadigirl1962‎, 07-01-10 12:42 AM
    • Replies: 4
    • Views: 474
    07-01-10, 11:54 PM Go to last post
  11. Loss of electrical; intermittent problem

    Started by Eldorado guy‎, 04-08-10 10:20 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 1,318
    07-01-10, 04:43 PM Go to last post
  12. 4.9 Distributor / Timing question

    Started by Cream_Devil_91‎, 06-24-10 01:00 AM
    • Replies: 12
    • Views: 5,407
    06-30-10, 09:40 PM Go to last post
  13. Clunkin Sound

    Started by hcaddy95‎, 06-08-10 09:57 PM
    • Replies: 14
    • Views: 851
    HUF
    06-30-10, 09:38 PM Go to last post
  14. ECM injector driver damage?

    Started by drewsdeville‎, 04-01-10 10:50 PM
    • Replies: 12
    • Views: 5,017
    06-30-10, 12:31 AM Go to last post
  15. HT4100 upkeep and maintenence

    Started by Bobby Eyes‎, 06-19-10 10:48 AM
    • Replies: 7
    • Views: 1,446
    06-28-10, 01:29 PM Go to last post
  16. looking for a good 4100 mechanic

    Started by Bob Tarpenning‎, 06-23-10 08:48 AM
    • Replies: 5
    • Views: 628
    06-28-10, 08:49 AM Go to last post
  17. Changing Final Drive ratio/ ECM tuning

    Started by Rodya234‎, 06-23-10 06:33 PM
    • Replies: 1
    • Views: 987
    06-24-10, 10:26 AM Go to last post
  18. 92 seville 4.9L engine problem

    Started by Tammy‎, 11-14-08 02:12 PM
    • Replies: 8
    • Views: 4,842
    06-22-10, 02:41 AM Go to last post
  19. Wont start please help

    Started by ggreeenjr‎, 04-10-10 03:51 PM
    • Replies: 4
    • Views: 645
    06-20-10, 07:07 AM Go to last post
  20. The DIY Injector Test Bench

    Started by Sevillian273‎, 04-10-10 07:45 PM
    • Replies: 11
    • Views: 9,438
    06-20-10, 06:58 AM Go to last post
  21. P.A.S.S. security system

    Started by jac eldo‎, 06-14-10 06:42 PM
    • Replies: 4
    • Views: 587
    06-20-10, 06:28 AM Go to last post
  22. Interchangeability HT4100

    Started by ShadeTreeJack‎, 06-05-10 08:10 PM
    • Replies: 1
    • Views: 551
    06-09-10, 10:40 PM Go to last post
  23. '84 Eldorado 4100 vacuum readings

    Started by Bob Tarpenning‎, 06-07-10 12:07 PM
    • Replies: 4
    • Views: 916
    06-09-10, 10:35 PM Go to last post

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