HT4100 4.1, 4.5, 4.9 - Page 158
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Threads 3926 to 3950 of 4030
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: 14,660
    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: 98,260
    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: 45,626
    09-20-04, 01:50 AM Go to last post
  1. Hard to start below 0 F

    Started by 100‎, 01-08-04 12:14 AM
    • Replies: 14
    • Views: 1,158
    01-11-04, 02:22 AM Go to last post
    • Replies: 3
    • Views: 1,150
    01-08-04, 09:17 PM Go to last post
  2. Computer Codes and Stereo Questions

    Started by TimsToy‎, 01-02-04 02:34 PM
    • Replies: 10
    • Views: 2,111
    01-08-04, 08:15 AM Go to last post
  3. 1992 Seville High Idle??

    Started by GABDAM‎, 01-03-04 08:41 PM
    • Replies: 2
    • Views: 3,721
    01-06-04, 05:27 PM Go to last post
  4. HT4100 strange coolant problem

    Started by OldCaddy‎, 12-09-03 08:29 PM
    • Replies: 7
    • Views: 2,681
    01-05-04, 01:52 AM Go to last post
  5. Low Oil Pressure - 84 Eldo

    Started by orange110‎, 01-03-04 10:53 AM
    • Replies: 1
    • Views: 721
    01-03-04, 12:02 PM Go to last post
  6. didn't pass emissions???

    Started by 91sdeville‎, 12-31-03 10:06 AM
    • Replies: 1
    • Views: 831
    12-31-03, 02:17 PM Go to last post
  7. Question 4.9L Injectors

    Started by HippieD9‎, 12-18-03 03:17 PM
    • Replies: 9
    • Views: 1,404
    100
    12-30-03, 05:17 PM Go to last post
  8. Low oil pressure light when breaking

    Started by 84ELDO‎, 11-25-03 02:53 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,669
    12-30-03, 01:27 PM Go to last post
  9. My '87 Deville is not running good when warm

    Started by Duntov‎, 12-28-03 03:41 PM
    • Replies: 2
    • Views: 1,081
    12-29-03, 10:13 PM Go to last post
  10. Can I use any coolant in my 4.9?

    Started by RAMAIR57‎, 12-12-03 11:36 PM
    • Replies: 8
    • Views: 1,429
    12-29-03, 08:30 PM Go to last post
  11. Oxygen Sensors - 1993 4.9

    Started by orange110‎, 12-27-03 01:08 PM
    • Replies: 6
    • Views: 1,051
    12-29-03, 01:27 AM Go to last post
  12. Best way to use GM top end cleaner in the 4.9?

    Started by RAMAIR57‎, 12-22-03 12:25 PM
    • Replies: 1
    • Views: 1,824
    12-25-03, 07:03 PM Go to last post
  13. 4.5L V8 engine block leaking?

    Started by sandown01‎, 12-22-03 11:48 PM
    • Replies: 6
    • Views: 3,208
    12-23-03, 08:31 PM Go to last post
  14. 94 4.9L S-belt idlers blown - help!!

    Started by pink panther‎, 12-22-03 11:03 AM
    • Replies: 0
    • Views: 795
    12-22-03, 11:03 AM Go to last post
  15. Tune up - do I have a distributor cap and rotor?

    Started by RAMAIR57‎, 12-16-03 11:12 PM
    • Replies: 1
    • Views: 2,467
    12-17-03, 12:12 AM Go to last post
    • Replies: 2
    • Views: 2,580
    12-15-03, 11:23 PM Go to last post
  16. Question NO Heat - Deville '87

    Started by native‎, 12-12-03 01:25 PM
    • Replies: 6
    • Views: 1,155
    12-14-03, 01:54 AM Go to last post
  17. such a....BAD vibration..

    Started by 91sdeville‎, 12-13-03 11:50 PM
    • Replies: 0
    • Views: 669
    12-13-03, 11:50 PM Go to last post
  18. Angry 1995 Deville... ONLY 28K miles.... HELP

    Started by dc-in-md‎, 12-12-03 10:40 PM
    • Replies: 2
    • Views: 872
    12-13-03, 10:26 AM Go to last post
  19. What can I do to make my 4.9 run like new??

    Started by RAMAIR57‎, 12-11-03 01:42 AM
    • Replies: 4
    • Views: 1,481
    12-12-03, 04:46 PM Go to last post
  20. Diesel engine smell on a 90 Deville

    Started by 90devilleguy‎, 12-10-03 01:43 AM
    • Replies: 0
    • Views: 826
    12-10-03, 01:43 AM Go to last post
  21. Egr!!!

    Started by HollywoodHicks1‎, 12-08-03 11:03 AM
    • Replies: 1
    • Views: 999
    12-08-03, 11:32 AM Go to last post
  22. PC interface for 1994 ???

    Started by dannyga‎, 11-25-03 11:02 AM
    • Replies: 4
    • Views: 1,108
    100
    12-07-03, 05:36 PM Go to last post
  23. Replacing HT4100 FWD

    Started by 84ELDO‎, 12-04-03 09:19 PM
    • Replies: 2
    • Views: 1,549
    12-05-03, 04:33 PM Go to last post

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