HT4100 4.1, 4.5, 4.9 - Page 155
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Threads 3851 to 3875 of 3972
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: 13,316
    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: 89,154
    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: 40,969
    09-20-04, 01:50 AM Go to last post
  1. 10W40 oil is a bad weight?

    Started by gtm245‎, 01-27-04 09:47 AM
    • Replies: 6
    • Views: 5,035
    01-29-04, 04:39 PM Go to last post
  2. HELP Failed Emissions!!

    Started by chameleon‎, 01-22-04 07:13 PM
    • Replies: 7
    • Views: 1,369
    100
    01-28-04, 08:13 PM Go to last post
  3. 4.5 vs. 4.9.... Allante....questions......

    Started by Night Wolf‎, 07-23-03 09:46 PM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,677
    01-28-04, 03:25 PM Go to last post
    • Replies: 3
    • Views: 770
    01-27-04, 03:57 PM Go to last post
  4. Question I need Info soon

    Started by fokal728‎, 01-17-04 09:22 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,109
    01-26-04, 10:27 PM Go to last post
  5. 1990 TPS relearn procedure . . .

    Started by themind‎, 01-25-04 01:41 PM
    • Replies: 2
    • Views: 4,819
    01-26-04, 12:02 AM Go to last post
  6. engine backfires out of throtle body

    Started by kpobrien‎, 01-25-04 01:30 PM
    • Replies: 2
    • Views: 1,129
    01-25-04, 11:23 PM Go to last post
  7. My 90's got sensor issues (and a glowing Cat Conv)

    Started by themind‎, 01-12-04 01:11 AM
    • Replies: 5
    • Views: 1,153
    01-25-04, 01:26 PM Go to last post
  8. Porting your intake....

    Started by DeVillish‎, 01-16-04 03:24 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,369
    01-23-04, 07:01 PM Go to last post
  9. 4.1 Autobox advice needed

    Started by 64cadillacman‎, 01-15-04 07:52 PM
    • Replies: 2
    • Views: 885
    01-21-04, 05:51 PM Go to last post
  10. dealer shocks with 4.9 "information"

    Started by AlJ‎, 01-14-04 03:37 PM
    • Replies: 5
    • Views: 1,446
    01-16-04, 11:41 PM Go to last post
  11. Question 91 seville codes

    Started by Seviller‎, 01-16-04 03:51 AM
    • Replies: 1
    • Views: 888
    01-16-04, 09:54 AM Go to last post
  12. What engine and box can replace 4.1?

    Started by 64cadillacman‎, 01-15-04 08:28 PM
    • Replies: 1
    • Views: 1,055
    01-15-04, 11:07 PM Go to last post
  13. Clearing codes on a '90 Fleetwood FWD

    Started by themind‎, 01-14-04 07:56 AM
    • Replies: 3
    • Views: 743
    01-15-04, 10:22 AM Go to last post
  14. Stalling 93 Seviile

    Started by mayerst‎, 01-13-04 08:55 AM
    • Replies: 3
    • Views: 869
    01-14-04, 07:42 AM Go to last post
  15. Question 4.5 is just a bigger 4.1? PLUS - BarsLeak or not?

    Started by gtm245‎, 01-10-04 09:49 PM
    • Replies: 11
    • Views: 1,624
    01-13-04, 12:43 PM Go to last post
  16. Angry HELP!! Before I kill my car!

    Started by Rdluberda‎, 11-18-03 07:56 PM
    • Replies: 7
    • Views: 1,348
    01-13-04, 11:19 AM Go to last post
  17. Hard to start below 0 F

    Started by 100‎, 01-08-04 12:14 AM
    • Replies: 14
    • Views: 1,091
    01-11-04, 02:22 AM Go to last post
    • Replies: 3
    • Views: 1,105
    01-08-04, 09:17 PM Go to last post
  18. Computer Codes and Stereo Questions

    Started by TimsToy‎, 01-02-04 02:34 PM
    • Replies: 10
    • Views: 2,039
    01-08-04, 08:15 AM Go to last post
  19. 1992 Seville High Idle??

    Started by GABDAM‎, 01-03-04 08:41 PM
    • Replies: 2
    • Views: 3,447
    01-06-04, 05:27 PM Go to last post
  20. HT4100 strange coolant problem

    Started by OldCaddy‎, 12-09-03 08:29 PM
    • Replies: 7
    • Views: 2,460
    01-05-04, 01:52 AM Go to last post
  21. Low Oil Pressure - 84 Eldo

    Started by orange110‎, 01-03-04 10:53 AM
    • Replies: 1
    • Views: 711
    01-03-04, 12:02 PM Go to last post
  22. didn't pass emissions???

    Started by 91sdeville‎, 12-31-03 10:06 AM
    • Replies: 1
    • Views: 812
    12-31-03, 02:17 PM Go to last post
  23. Question 4.9L Injectors

    Started by HippieD9‎, 12-18-03 03:17 PM
    • Replies: 9
    • Views: 1,330
    100
    12-30-03, 05:17 PM Go to last post

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